Chemical Properties of Heneicosane (CAS 629-94-7)

InChI

InChI=1S/C21H44/c1-3-5-7-9-11-13-15-17-19-21-20-18-16-14-12-10-8-6-4-2/h3-21H2,1-2H3

InChI Key

FNAZRRHPUDJQCJ-UHFFFAOYSA-N

Formula

C21H44

SMILES

CCCCCCCCCCCCCCCCCCCCC

Molecular Weight¹

296.57

CAS

629-94-7

Other Names

• henicosane
• n-heneicosane
• n-henicosane

• ω : Acentric Factor.
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• μ : Dipole Moment (debye).
• η : Dynamic viscosity (Pa×s).
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• Δ_fH°_gas : Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_fusH : Enthalpy of fusion at a given temperature (kJ/mol).
• Δ_subH° : Enthalpy of sublimation at standard conditions (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• IE : Ionization energy (eV).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• P_triple : Triple Point Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• ρ_l : Liquid Density (kg/m³).
• I_np : Non-polar retention indices.
• Δ_fusS : Entropy of fusion at a given temperature (J/mol×K).
• γ : Surface Tension (N/m).
• T_boil : Normal Boiling Point Temperature (K).
• T_boilr : Boiling point at reduced pressure (K).
• T_c : Critical Temperature (K).
• λ_gas : Gas thermal conductivity (W/m×K).
• λ_liquid : Liquid thermal conductivity (W/m×K).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• U_Qi : UNIQUAC Qi Parameter.
• U_Ri : UNIQUAC Ri Parameter.
• V_c : Critical Volume (m³/kmol).
• v_spec : Specific Volume (m³/kg).
• V_COSTALD : COSTALD Characteristic Volume (m³/kmol).
• ω_SRK : SRK acentric factor.
• Z_c : Critical Compressibility.
• Z_ra : Rackett Parameter.
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	[0.9049; 0.9420]
ω	0.9049		PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
ω	0.9420		ChemSep v8.3 pure component data Compiled value
μ	0.00	debye	ChemSep v8.3 pure component data Compiled value
ΔfG°	122.90	kJ/mol	ChemSep v8.3 pure component data Compiled value
ΔfH°gas	-477.80	kJ/mol	ChemSep v8.3 pure component data Compiled value
ΔfusH°	50.15	kJ/mol	Joback Calculated Property
ΔsubH°	142.00 ± 10.00	kJ/mol	NIST
ΔvapH°	[106.80; 109.40]	kJ/mol
ΔvapH°	106.80	kJ/mol	NIST
ΔvapH°	109.40 ± 2.60	kJ/mol	NIST
IE	9.93	eV	Relay (1.0) Calculated Property
log10WS	-8.95		Relay (1.0) Calculated Property
logPoct/wat	8.438		Crippen Calculated Property
McVol	306.750	ml/mol	McGowan Calculated Property
Pc	[1000.00; 1110.00]	kPa
Pc	1030.00	kPa	IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 2 Compiled value
Pc	1030.00	kPa	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Pc	Outlier 1110.00	kPa	ChemSep v8.3 pure component data Compiled value
Pc	1030.00	kPa	KDB
Pc	1000.00 ± 200.00	kPa	NIST
Pc	1030.00 ± 40.00	kPa	NIST
Ptriple	6.22e-06	kPa	ChemSep v8.3 pure component data Compiled value
Inp	[342.11; 360.70]
Inp	342.11		NIST
Inp	348.41		NIST
Inp	360.40		NIST
Inp	360.70		NIST
Inp	342.11		NIST
Tboil	[629.65; 635.10]	K
Tboil	629.65	K	ChemSep v8.3 pure component data Compiled value
Tboil	629.70	K	NIST
Tboil	635.10 ± 1.50	K	NIST
Tc	[777.60; 779.00]	K
Tc	Outlier 779.00	K	Critical temperatures and pressures of C40, C44, and C60 normal alkanes measured by the pulse-heating technique
Tc	778.00	K	IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 2 Compiled value
Tc	778.00	K	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Tc	778.00	K	ChemSep v8.3 pure component data Compiled value
Tc	778.00	K	KDB
Tc	778.00 ± 8.00	K	NIST
Tc	777.60 ± 3.00	K	NIST
Tfus	[310.00; 314.00]	K
Tfus	313.65	K	Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value
Tfus	313.65	K	ChemSep v8.3 pure component data Compiled value
Tfus	313.40 ± 0.30	K	NIST
Tfus	313.65 ± 1.50	K	NIST
Tfus	313.50 ± 0.50	K	NIST
Tfus	313.60 ± 0.50	K	NIST
Tfus	312.60 ± 0.70	K	NIST
Tfus	312.60 ± 1.00	K	NIST
Tfus	313.60 ± 0.50	K	NIST
Tfus	313.50 ± 0.50	K	NIST
Tfus	313.00 ± 2.00	K	NIST
Tfus	313.70 ± 2.00	K	NIST
Tfus	314.00 ± 1.50	K	NIST
Tfus	Outlier 310.00 ± 3.00	K	NIST
Tfus	313.70 ± 0.50	K	NIST
Tfus	313.20 ± 0.60	K	NIST
Tfus	313.70 ± 1.00	K	NIST
Tfus	313.60 ± 2.00	K	NIST
Tfus	313.60 ± 1.00	K	NIST
Ttriple	[305.05; 313.35]	K
Ttriple	305.05	K	Effect of nanopore confinement on the thermal and structural properties of heneicosan
Ttriple	313.35	K	ChemSep v8.3 pure component data Compiled value
UQi	11.96		ChemSep v8.3 pure component data Compiled value
URi	14.62		ChemSep v8.3 pure component data Compiled value
Vc	[1.200; 1.230]	m3/kmol
Vc	1.200	m3/kmol	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Vc	1.230	m3/kmol	ChemSep v8.3 pure component data Compiled value
VCOSTALD	1.51	m3/kmol	Hankinson and Thomson (1979), COSTALD parameters Compiled value
ωSRK	1.05		Hankinson and Thomson (1979), COSTALD parameters Compiled value
Zc	0.2110640		ChemSep v8.3 pure component data Compiled value
Zra	[0.23; 0.24]
Zra	0.24		Hankinson and Thomson (1979), COSTALD parameters Compiled value
Zra	0.23		ChemSep v8.3 pure component data Compiled value

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,liquid	[666.40; 772.80]	J/mol×K	[315.93; 430.00]
Cp,liquid	666.40	J/mol×K	315.93	NIST
Cp,liquid	669.20	J/mol×K	320.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	677.30	J/mol×K	330.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	685.70	J/mol×K	340.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	694.40	J/mol×K	350.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	703.30	J/mol×K	360.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	712.40	J/mol×K	370.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	721.90	J/mol×K	380.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	731.50	J/mol×K	390.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	741.50	J/mol×K	400.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	751.70	J/mol×K	410.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	762.10	J/mol×K	420.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	772.80	J/mol×K	430.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
ΔfusH	[15.48; 47.70]	kJ/mol	[305.70; 313.70]
ΔfusH	15.48	kJ/mol	305.70	NIST
ΔfusH	46.60	kJ/mol	313.00	NIST
ΔfusH	47.70	kJ/mol	313.70	NIST
ΔfusH	47.70	kJ/mol	313.70	NIST
ΔvapH	[84.70; 110.00]	kJ/mol	[298.15; 526.00]
ΔvapH	106.80	kJ/mol	298.15	Vapor Pressures and Vaporization Enthalpies of the n-Alkanes from C21 to C30 at T = 298.15 K by Correlation Gas Chromatography
ΔvapH	110.00 ± 2.00	kJ/mol	382.50	NIST
ΔvapH	93.70	kJ/mol	406.50	NIST
ΔvapH	84.70	kJ/mol	415.00	NIST
ΔvapH	88.40	kJ/mol	526.00	NIST
Pvap	[3.96e-04; 0.61]	kPa	[351.54; 461.96]
Pvap	3.96e-04	kPa	351.54	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	9.71e-04	kPa	361.52	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	2.20e-03	kPa	371.42	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	4.98e-03	kPa	381.65	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	0.01	kPa	391.86	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	0.02	kPa	402.05	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	0.08	kPa	422.19	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	0.13	kPa	432.27	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	0.23	kPa	442.30	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	0.38	kPa	452.22	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
Pvap	0.61	kPa	461.96	Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
ΔfusS	[50.65; 152.06]	J/mol×K	[305.70; 313.70]
ΔfusS	50.65	J/mol×K	305.70	NIST
ΔfusS	152.06	J/mol×K	313.70	NIST
vspec	[0.00; 0.00]	m3/kg	[313.65; 566.35]
vspec	0.00	m3/kg	313.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	315.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	317.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	319.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	321.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	323.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	325.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	327.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	329.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	331.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	333.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	335.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	337.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	339.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	341.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	342.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	344.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	346.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	348.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	350.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	352.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	354.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	354.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	356.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	358.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	360.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	362.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	364.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	366.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	368.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	370.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	372.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	374.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	375.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	375.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	377.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	379.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	381.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	383.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	385.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	387.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	389.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	391.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	393.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	395.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	396.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	397.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	399.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	401.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	403.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	405.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	407.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	408.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	410.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	412.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	414.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	416.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	416.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	418.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	420.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	422.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	424.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	426.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	428.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	430.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	432.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	434.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	436.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	437.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	438.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	440.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	442.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	443.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	445.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	447.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	449.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	451.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	453.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	455.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	457.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	457.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	459.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	461.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	463.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	465.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	467.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	469.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	471.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	473.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	475.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	476.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	478.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	478.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	480.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	482.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	484.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	486.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	488.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	488.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	490.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	492.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	494.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	496.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	498.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	500.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	502.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	504.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	506.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	508.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	509.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	511.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	513.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	515.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	517.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	519.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	521.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	523.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	525.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	527.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	529.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	531.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	533.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	535.25	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	537.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	539.15	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	541.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	543.05	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	544.95	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	546.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	548.85	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	550.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	552.75	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	554.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	556.65	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	558.55	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	560.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	562.45	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	564.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
vspec	0.00	m3/kg	566.35	A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range

Pressure Dependent Properties

Property	Value	Unit	Pressure (kPa)	Source
Tboilr	373.20	K	0.30	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[450.68; 1280.64]	J/mol×K	[273.00; 1500.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is Cp,gas in J/mol×K, T in K
Coefficient A			2.53120e+02
Coefficient B			-5.07310e+02
Coefficient C			7.07624e+00
Coefficient D			2.75720e-04
Coefficient E			-9.63160e-08
Temperature range, min.			273.00
Temperature range, max.			1500.00
Cp,gas	450.68	J/mol×K	273.00	Calculated Property
Cp,gas	630.64	J/mol×K	409.33	Calculated Property
Cp,gas	780.71	J/mol×K	545.67	Calculated Property
Cp,gas	902.25	J/mol×K	682.00	Calculated Property
Cp,gas	1001.15	J/mol×K	818.33	Calculated Property
Cp,gas	1082.17	J/mol×K	954.67	Calculated Property
Cp,gas	1148.65	J/mol×K	1091.00	Calculated Property
Cp,gas	1202.89	J/mol×K	1227.33	Calculated Property
Cp,gas	1246.49	J/mol×K	1363.67	Calculated Property
Cp,gas	1280.64	J/mol×K	1500.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Cp,liquid	[673.23; 1127.35]	J/mol×K	[320.00; 740.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is Cp,liquid in J/mol×K, T in K
Coefficient A			2.68470e+02
Coefficient B			5.09710e+01
Coefficient C			4.95024e+00
Coefficient D			3.13310e-03
Coefficient E			-1.06280e-06
Temperature range, min.			320.00
Temperature range, max.			740.00
Cp,liquid	673.23	J/mol×K	320.00	Calculated Property
Cp,liquid	712.18	J/mol×K	366.67	Calculated Property
Cp,liquid	754.86	J/mol×K	413.33	Calculated Property
Cp,liquid	800.87	J/mol×K	460.00	Calculated Property
Cp,liquid	849.88	J/mol×K	506.67	Calculated Property
Cp,liquid	901.55	J/mol×K	553.33	Calculated Property
Cp,liquid	955.55	J/mol×K	600.00	Calculated Property
Cp,liquid	1011.47	J/mol×K	646.67	Calculated Property
Cp,liquid	1068.90	J/mol×K	693.33	Calculated Property
Cp,liquid	1127.35	J/mol×K	740.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0042905; 0.0001465]	Pa×s	[313.35; 700.20]	ChemSep v8.3 pure component data Compiled value
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K
Coefficient A			-2.51080e+01
Coefficient B			2.54090e+03
Coefficient C			2.03240e+00
Coefficient D			-1.35490e-06
Coefficient E			2.00000e+00
Temperature range, min.			313.35
Temperature range, max.			700.20
η	0.0042905	Pa×s	313.35	Calculated Property
η	0.0020148	Pa×s	356.33	Calculated Property
η	0.0011280	Pa×s	399.32	Calculated Property
η	0.0007123	Pa×s	442.30	Calculated Property
η	0.0004899	Pa×s	485.28	Calculated Property
η	0.0003584	Pa×s	528.27	Calculated Property
η	0.0002744	Pa×s	571.25	Calculated Property
η	0.0002174	Pa×s	614.23	Calculated Property
η	0.0001767	Pa×s	657.22	Calculated Property
η	0.0001465	Pa×s	700.20	Calculated Property

Property	Value	Unit	Temperature (K)	Source
ΔvapH	[99.17; 0.00]	kJ/mol	[313.35; 778.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A·(1 − Tr)^(B + C·Tr + D·Tr² + E·Tr³), Tr = T/Tc Y is ΔvapH in kJ/mol, T in K
Coefficient A			2.05920e+02
Coefficient B			3.15570e+00
Coefficient C			-6.68330e+00
Coefficient D			7.12670e+00
Coefficient E			-3.09900e+00
Critical temperature, Tc (K)			7.78000e+02
Temperature range, min.			313.35
Temperature range, max.			778.00
ΔvapH	99.17	kJ/mol	313.35	Calculated Property
ΔvapH	92.20	kJ/mol	364.98	Calculated Property
ΔvapH	85.62	kJ/mol	416.61	Calculated Property
ΔvapH	79.08	kJ/mol	468.23	Calculated Property
ΔvapH	72.41	kJ/mol	519.86	Calculated Property
ΔvapH	65.50	kJ/mol	571.49	Calculated Property
ΔvapH	58.25	kJ/mol	623.12	Calculated Property
ΔvapH	50.26	kJ/mol	674.74	Calculated Property
ΔvapH	39.79	kJ/mol	726.37	Calculated Property
ΔvapH	0.00	kJ/mol	778.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.10e-05; 933.84]	kPa	[313.35; 778.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is Pvap in kPa, T in K
Coefficient A			1.00337e+02
Coefficient B			-1.48338e+04
Coefficient C			-1.12142e+01
Coefficient D			3.60647e-07
Coefficient E			2.00000e+00
Temperature range, min.			313.35
Temperature range, max.			778.00
Pvap	1.10e-05	kPa	313.35	Calculated Property
Pvap	1.63e-03	kPa	364.98	Calculated Property
Pvap	0.06	kPa	416.61	Calculated Property
Pvap	0.80	kPa	468.23	Calculated Property
Pvap	5.88	kPa	519.86	Calculated Property
Pvap	27.34	kPa	571.49	Calculated Property
Pvap	91.04	kPa	623.12	Calculated Property
Pvap	236.10	kPa	674.74	Calculated Property
Pvap	505.79	kPa	726.37	Calculated Property
Pvap	933.84	kPa	778.00	Calculated Property
Pvap	[0.07; 102.66]	kPa	[422.15; 630.15]	KDB Vapor Pressure Data
Equation			ln(Y) = A + B/T + C·ln(T) + D·T² + E/T² Y is Pvap in kPa, T in K
Coefficient A			2.84438e+02
Coefficient B			-2.48585e+04
Coefficient C			-3.81807e+01
Coefficient D			1.44881e-05
Coefficient E			0.00000e+00
Temperature range, min.			422.15
Temperature range, max.			630.15
Pvap	0.07	kPa	422.15	Calculated Property
Pvap	0.25	kPa	445.26	Calculated Property
Pvap	0.79	kPa	468.37	Calculated Property
Pvap	2.09	kPa	491.48	Calculated Property
Pvap	4.91	kPa	514.59	Calculated Property
Pvap	10.41	kPa	537.71	Calculated Property
Pvap	20.26	kPa	560.82	Calculated Property
Pvap	36.76	kPa	583.93	Calculated Property
Pvap	62.92	kPa	607.04	Calculated Property
Pvap	102.66	kPa	630.15	Calculated Property
Pvap	[0.13; 101.31]	kPa	[425.80; 623.70]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.82382e+01
Coefficient B			-8.22303e+03
Coefficient C			-1.99530e+01
Reference			Stull, 1947
Comment			Coefficents calculated by NIST from author's data.
Temperature range, min.			425.80
Temperature range, max.			623.70
Pvap	0.13	kPa	425.80	Calculated Property
Pvap	0.37	kPa	447.79	Calculated Property
Pvap	0.96	kPa	469.78	Calculated Property
Pvap	2.25	kPa	491.77	Calculated Property
Pvap	4.88	kPa	513.76	Calculated Property
Pvap	9.93	kPa	535.74	Calculated Property
Pvap	19.06	kPa	557.73	Calculated Property
Pvap	34.75	kPa	579.72	Calculated Property
Pvap	60.54	kPa	601.71	Calculated Property
Pvap	101.31	kPa	623.70	Calculated Property

Property	Value	Unit	Temperature (K)	Source
ρl	[788.87; 289.08]	kg/m3	[293.15; 778.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A / B^(1 + (1 − T/C)^D) Y is ρl in kg/m3, T in K
Coefficient A			3.24600e-01
Coefficient B			1.86290e-02
Coefficient C			7.98640e+02
Coefficient D			9.55430e-02
Temperature range, min.			293.15
Temperature range, max.			778.00
ρl	788.87	kg/m3	293.15	Calculated Property
ρl	757.31	kg/m3	347.02	Calculated Property
ρl	723.62	kg/m3	400.89	Calculated Property
ρl	687.33	kg/m3	454.77	Calculated Property
ρl	647.73	kg/m3	508.64	Calculated Property
ρl	603.76	kg/m3	562.51	Calculated Property
ρl	553.65	kg/m3	616.38	Calculated Property
ρl	494.06	kg/m3	670.26	Calculated Property
ρl	417.06	kg/m3	724.13	Calculated Property
ρl	289.08	kg/m3	778.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
γ	[0.03; 2.75e-04]	N/m	[313.35; 778.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is γ in N/m, T in K
Coefficient A			-3.51180e-02
Coefficient B			-7.79450e+01
Coefficient C			-1.80550e+00
Coefficient D			-2.53830e-03
Coefficient E			8.90900e-07
Temperature range, min.			313.35
Temperature range, max.			778.00
γ	0.03	N/m	313.35	Calculated Property
γ	0.02	N/m	364.98	Calculated Property
γ	0.02	N/m	416.61	Calculated Property
γ	0.02	N/m	468.23	Calculated Property
γ	0.01	N/m	519.86	Calculated Property
γ	0.01	N/m	571.49	Calculated Property
γ	0.01	N/m	623.12	Calculated Property
γ	0.00	N/m	674.74	Calculated Property
γ	0.00	N/m	726.37	Calculated Property
γ	2.75e-04	N/m	778.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
λgas	[0.01; 0.07]	W/m×K	[313.35; 1000.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A·T^B / (1 + C/T + D/T²) Y is λgas in W/m×K, T in K
Coefficient A			-2.37860e+02
Coefficient B			1.05270e+00
Coefficient C			-4.97080e+09
Coefficient D			-8.95210e+10
Temperature range, min.			313.35
Temperature range, max.			1000.00
λgas	0.01	W/m×K	313.35	Calculated Property
λgas	0.01	W/m×K	389.64	Calculated Property
λgas	0.01	W/m×K	465.94	Calculated Property
λgas	0.02	W/m×K	542.23	Calculated Property
λgas	0.02	W/m×K	618.53	Calculated Property
λgas	0.03	W/m×K	694.82	Calculated Property
λgas	0.04	W/m×K	771.12	Calculated Property
λgas	0.05	W/m×K	847.41	Calculated Property
λgas	0.06	W/m×K	923.71	Calculated Property
λgas	0.07	W/m×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
λliquid	[0.15; 0.08]	W/m×K	[313.15; 629.65]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is λliquid in W/m×K, T in K
Coefficient A			-2.22630e-01
Coefficient B			3.11960e+01
Coefficient C			-1.07010e+00
Coefficient D			1.61700e-04
Coefficient E			-7.00640e-07
Temperature range, min.			313.15
Temperature range, max.			629.65
λliquid	0.15	W/m×K	313.15	Calculated Property
λliquid	0.14	W/m×K	348.32	Calculated Property
λliquid	0.13	W/m×K	383.48	Calculated Property
λliquid	0.13	W/m×K	418.65	Calculated Property
λliquid	0.12	W/m×K	453.82	Calculated Property
λliquid	0.11	W/m×K	488.98	Calculated Property
λliquid	0.10	W/m×K	524.15	Calculated Property
λliquid	0.10	W/m×K	559.32	Calculated Property
λliquid	0.09	W/m×K	594.48	Calculated Property
λliquid	0.08	W/m×K	629.65	Calculated Property

Similar Compounds

Find more compounds similar to Heneicosane.

Sources

• KDB Vapor Pressure Data
• Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) ChEDL chemicals 1.5.2, from Bradley, J.-C.; Williams, A.; Lang, A. Jean-Claude Bradley Open Melting Point Dataset. Figshare, 2014 (CC0).
• Hankinson and Thomson (1979), COSTALD parameters ChEDL chemicals 1.5.2, from Hankinson, R. W.; Thomson, G. H. A New Correlation for Saturated Densities of Liquids and Their Mixtures. AIChE J. 1979, 25, 653-663.
• IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 2 ChEDL chemicals 1.5.2, from Ambrose, D.; Tsonopoulos, C. Vapor-Liquid Critical Properties of Elements and Compounds. 2. Normal Alkanes. J. Chem. Eng. Data 1995, 40, 531-546.
• PSRK revision IV (2005), critical constants and acentric factors of 1000 components ChEDL chemicals 1.5.2, from Horstmann, S.; Jabłoniec, A.; Krafczyk, J.; Fischer, K.; Gmehling, J. PSRK Group Contribution Equation of State: Comprehensive Revision and Extension IV, Including Critical Constants and α-Function Parameters for 1000 Components. Fluid Phase Equilib. 2005, 227, 157-164.
• Cheméo Relay (1.0)
• ChemSep v8.3 pure component data Converted from ChemSep v8.3 pure component data, H. Kooijman and R. Taylor (2021, 2022), Artistic License 2.0; see how the values differ.
• Crippen Method
• Crippen Method
• Critical temperatures and pressures of C40, C44, and C60 normal alkanes measured by the pulse-heating technique
• A simple method to determine the specific volumes of liquids and melts as a function of the temperature. Application to four n-alkanes (C16H34, C18H38, C19H40 and C21H44) under saturating vapour pressure in the 298-573K range
• Effect of nanopore confinement on the thermal and structural properties of heneicosan
• Vapor Pressures and Vaporization Enthalpies of the n-Alkanes from C21 to C30 at T = 298.15 K by Correlation Gas Chromatography
• Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD

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