Chemical Properties of Heptadecane (CAS 629-78-7)

InChI

InChI=1S/C17H36/c1-3-5-7-9-11-13-15-17-16-14-12-10-8-6-4-2/h3-17H2,1-2H3

InChI Key

NDJKXXJCMXVBJW-UHFFFAOYSA-N

Formula

C17H36

SMILES

CCCCCCCCCCCCCCCCC

Molecular Weight¹

240.47

CAS

629-78-7

Other Names

• Normal-heptadecane
• n-heptadecane

• ω : Acentric Factor.
• Δ_cH°_liquid : Standard liquid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• C_sat : Molar heat capacity at saturation pressure (J/mol×K).
• 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_fH°_liquid : Liquid phase 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_subH : Enthalpy of sublimation at a given temperature (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_vap : Vapor pressure (kPa).
• n₀ : Refractive Index.
• ρ_c : Critical density (kg/m³).
• ρ_l : Liquid Density (kg/m³).
• I_np : Non-polar retention indices.
• Δ_fusS : Entropy of fusion at a given temperature (J/mol×K).
• S°_liquid : Liquid phase molar entropy at standard conditions (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).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• V_c : Critical Volume (m³/kmol).
• Z_c : Critical Compressibility.
• Z_ra : Rackett Parameter.
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.7700		KDB
ΔcH°liquid	-11351.20 ± 2.20	kJ/mol	NIST
ΔfG°	92.15	kJ/mol	KDB
ΔfH°gas	[-394.20; -393.90]	kJ/mol
ΔfH°gas	-394.20	kJ/mol	KDB
ΔfH°gas	-393.90 ± 2.40	kJ/mol	NIST
ΔfH°liquid	-479.50 ± 2.40	kJ/mol	NIST
ΔfusH°	39.79	kJ/mol	Joback Calculated Property
ΔsubH°	125.10	kJ/mol	NIST
ΔvapH°	[86.00; 86.50]	kJ/mol
ΔvapH°	86.02	kJ/mol	NIST
ΔvapH°	86.50	kJ/mol	NIST
ΔvapH°	86.00 ± 0.80	kJ/mol	NIST
ΔvapH°	86.20	kJ/mol	NIST
IE	9.81	eV	Relay (1.0) Calculated Property
log10WS	-7.86		Relay (1.0) Calculated Property
logPoct/wat	6.878		Crippen Calculated Property
McVol	250.390	ml/mol	McGowan Calculated Property
Pc	[1300.00; 1342.00]	kPa
Pc	1340.00	kPa	KDB
Pc	1300.00 ± 200.00	kPa	NIST
Pc	1320.00 ± 40.00	kPa	NIST
Pc	1342.00 ± 160.00	kPa	NIST
ρc	[216.42; 218.10]	kg/m3
ρc	216.42 ± 48.09	kg/m3	NIST
ρc	218.10 ± 4.81	kg/m3	NIST
Inp	[282.99; 287.19]
Inp	282.99		NIST
Inp	287.19		NIST
S°liquid	652.24	J/mol×K	NIST
Tboil	[561.65; 575.10]	K
Tboil	575.10	K	KDB
Tboil	575.00	K	NIST
Tboil	574.25 ± 0.70	K	NIST
Tboil	563.15 ± 2.00	K	NIST
Tboil	561.65 ± 1.50	K	NIST
Tboil	561.65 ± 2.00	K	NIST
Tc	[725.30; 736.00]	K
Tc	736.00	K	KDB
Tc	736.00 ± 2.00	K	NIST
Tc	731.10 ± 3.00	K	NIST
Tc	Outlier 725.30 ± 1.60	K	NIST
Tc	735.90 ± 1.00	K	NIST
Tc	735.60	K	NIST
Tc	736.00 ± 3.00	K	NIST
Tc	736.00 ± 5.00	K	NIST
Tfus	[294.00; 301.00]	K
Tfus	295.35	K	High pressure phase equilibria in methane +waxy systems 1. Methane + heptadecane
Tfus	295.00	K	KDB
Tfus	294.95 ± 0.50	K	NIST
Tfus	295.00 ± 2.00	K	NIST
Tfus	Outlier 301.00 ± 5.00	K	NIST
Tfus	294.90 ± 0.30	K	NIST
Tfus	295.11 ± 0.02	K	NIST
Tfus	295.11 ± 0.02	K	NIST
Tfus	295.13 ± 0.01	K	NIST
Tfus	295.13 ± 0.01	K	NIST
Tfus	295.15 ± 1.00	K	NIST
Tfus	295.11 ± 0.06	K	NIST
Tfus	295.13 ± 0.03	K	NIST
Tfus	295.10 ± 0.10	K	NIST
Tfus	295.01 ± 0.15	K	NIST
Tfus	295.08 ± 0.20	K	NIST
Tfus	295.00 ± 0.20	K	NIST
Tfus	295.00 ± 0.20	K	NIST
Tfus	294.87 ± 0.20	K	NIST
Tfus	294.40 ± 0.50	K	NIST
Tfus	294.40 ± 0.20	K	NIST
Tfus	294.39 ± 0.20	K	NIST
Tfus	295.09 ± 0.20	K	NIST
Tfus	294.00 ± 2.00	K	NIST
Tfus	295.00 ± 3.00	K	NIST
Tfus	296.00 ± 2.00	K	NIST
Tfus	296.00 ± 2.00	K	NIST
Tfus	295.40 ± 2.00	K	NIST
Tfus	295.70 ± 2.00	K	NIST
Tfus	295.00 ± 4.00	K	NIST
Tfus	295.70 ± 2.00	K	NIST
Ttriple	[295.14; 295.14]	K
Ttriple	295.14 ± 0.04	K	NIST
Ttriple	295.14 ± 0.04	K	NIST
Vc	[1.103; 1.103]	m3/kmol
Vc	1.103	m3/kmol	KDB
Vc	1.103	m3/kmol	NIST
Zc	0.2415270		KDB
Zra	0.23		KDB

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,liquid	534.34	J/mol×K	298.15	NIST
Csat	[534.10; 593.30]	J/mol×K	[300.00; 380.00]
Csat	534.10	J/mol×K	300.00	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
Csat	540.50	J/mol×K	310.00	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
Csat	547.10	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
Csat	554.10	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
Csat	561.30	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
Csat	568.90	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
Csat	576.70	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
Csat	584.90	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
Csat	593.30	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
ΔfusH	[10.96; 40.17]	kJ/mol	[284.30; 295.10]
ΔfusH	10.96	kJ/mol	284.30	NIST
ΔfusH	39.40	kJ/mol	294.70	NIST
ΔfusH	40.17	kJ/mol	295.10	NIST
ΔfusH	40.17	kJ/mol	295.10	NIST
ΔsubH	[131.00; 131.50]	kJ/mol	[288.00; 290.50]
ΔsubH	131.50 ± 4.60	kJ/mol	288.00	NIST
ΔsubH	131.00 ± 13.00	kJ/mol	290.50	NIST
ΔvapH	[52.89; 91.10]	kJ/mol	[304.50; 576.00]
ΔvapH	91.10	kJ/mol	304.50	NIST
ΔvapH	71.60	kJ/mol	457.50	NIST
ΔvapH	62.90	kJ/mol	532.50	NIST
ΔvapH	52.89	kJ/mol	576.00	KDB
n0	[1.42680; 1.43620]		[293.10; 318.15]
n0	1.43620		293.10	Liquid liquid equilibria for n-alkanes (C12, C14, C17) + propylbenzene +NMP mixtures at temperatures between 298 and 328K
n0	1.43620		293.10	Extraction of pentylbenzene from high molar mass alkanes (C14 and C17) by N-methyl-2-pyrrolidone
n0	1.42680		318.15	Thermodynamic properties of (an ester + an alkane). XVI. Experimental HEm and V Em values and a new correlation method for (an alkyl ethanoate + an n-alkane) at 318.15 K
ρl	[723.00; 778.00]	kg/m3	[298.00; 373.15]
ρl	778.00	kg/m3	298.00	KDB
ρl	771.02	kg/m3	303.15	Density, Viscosity, Speed of Sound, Bulk Modulus, Surface Tension, and Flash Point of Binary Mixtures of Butylbenzene + Linear Alkanes (n-Decane, n-Dodecane, n-Tetradecane, n-Hexadecane, or n-Heptadecane) at 0.1 MPa
ρl	764.16	kg/m3	313.15	Density, Viscosity, Speed of Sound, Bulk Modulus, Surface Tension, and Flash Point of Binary Mixtures of Butylbenzene + Linear Alkanes (n-Decane, n-Dodecane, n-Tetradecane, n-Hexadecane, or n-Heptadecane) at 0.1 MPa
ρl	757.30	kg/m3	323.15	Density, Viscosity, Speed of Sound, Bulk Modulus, Surface Tension, and Flash Point of Binary Mixtures of Butylbenzene + Linear Alkanes (n-Decane, n-Dodecane, n-Tetradecane, n-Hexadecane, or n-Heptadecane) at 0.1 MPa
ρl	750.45	kg/m3	333.15	Density, Viscosity, Speed of Sound, Bulk Modulus, Surface Tension, and Flash Point of Binary Mixtures of Butylbenzene + Linear Alkanes (n-Decane, n-Dodecane, n-Tetradecane, n-Hexadecane, or n-Heptadecane) at 0.1 MPa
ρl	743.70	kg/m3	343.15	Density, Viscosity, Speed of Sound, Bulk Modulus, Surface Tension, and Flash Point of Binary Mixtures of Butylbenzene + Linear Alkanes (n-Decane, n-Dodecane, n-Tetradecane, n-Hexadecane, or n-Heptadecane) at 0.1 MPa
ρl	736.80	kg/m3	353.15	Density, Viscosity, Speed of Sound, Bulk Modulus, Surface Tension, and Flash Point of Binary Mixtures of Butylbenzene + Linear Alkanes (n-Decane, n-Dodecane, n-Tetradecane, n-Hexadecane, or n-Heptadecane) at 0.1 MPa
ρl	729.80	kg/m3	363.15	Density, Viscosity, Speed of Sound, Bulk Modulus, Surface Tension, and Flash Point of Binary Mixtures of Butylbenzene + Linear Alkanes (n-Decane, n-Dodecane, n-Tetradecane, n-Hexadecane, or n-Heptadecane) at 0.1 MPa
ρl	723.00	kg/m3	373.15	Density, Viscosity, Speed of Sound, Bulk Modulus, Surface Tension, and Flash Point of Binary Mixtures of Butylbenzene + Linear Alkanes (n-Decane, n-Dodecane, n-Tetradecane, n-Hexadecane, or n-Heptadecane) at 0.1 MPa
ΔfusS	[38.56; 136.11]	J/mol×K	[284.30; 295.10]
ΔfusS	38.56	J/mol×K	284.30	NIST
ΔfusS	136.11	J/mol×K	295.10	NIST
γ	0.03	N/m	303.20	KDB

Pressure Dependent Properties

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[366.12; 896.38]	J/mol×K	[273.00; 1000.00]	Joback Predicted correlation
Equation			Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K
Coefficient A			-1.25650e+01
Coefficient B			1.61884e+00
Coefficient C			-9.01000e-04
Coefficient D			1.91100e-07
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	366.12	J/mol×K	273.00	Calculated Property
Cp,gas	455.84	J/mol×K	353.78	Calculated Property
Cp,gas	536.45	J/mol×K	434.56	Calculated Property
Cp,gas	608.55	J/mol×K	515.33	Calculated Property
Cp,gas	672.75	J/mol×K	596.11	Calculated Property
Cp,gas	729.66	J/mol×K	676.89	Calculated Property
Cp,gas	779.87	J/mol×K	757.67	Calculated Property
Cp,gas	823.99	J/mol×K	838.44	Calculated Property
Cp,gas	862.62	J/mol×K	919.22	Calculated Property
Cp,gas	896.38	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0034634; 0.0002185]	Pa×s	[295.07; 514.66]	Joback Predicted correlation
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K
Coefficient A			-1.21424e+01
Coefficient B			1.91116e+03
Coefficient C			0.00000e+00
Coefficient D			0.00000e+00
Coefficient E			0.00000e+00
Temperature range, min.			295.07
Temperature range, max.			514.66
η	0.0034634	Pa×s	295.07	Calculated Property
η	0.0021120	Pa×s	319.47	Calculated Property
η	0.0013815	Pa×s	343.87	Calculated Property
η	0.0009559	Pa×s	368.27	Calculated Property
η	0.0006925	Pa×s	392.67	Calculated Property
η	0.0005209	Pa×s	417.07	Calculated Property
η	0.0004043	Pa×s	441.46	Calculated Property
η	0.0003223	Pa×s	465.86	Calculated Property
η	0.0002628	Pa×s	490.26	Calculated Property
η	0.0002185	Pa×s	514.66	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.64]	kPa	[436.10; 609.50]	The Yaws Handbook of Vapor Pressure
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.46994e+01
Coefficient B			-4.66990e+03
Coefficient C			-1.12064e+02
Temperature range, min.			436.10
Temperature range, max.			609.50
Pvap	1.33	kPa	436.10	Calculated Property
Pvap	2.99	kPa	455.37	Calculated Property
Pvap	6.17	kPa	474.63	Calculated Property
Pvap	11.81	kPa	493.90	Calculated Property
Pvap	21.26	kPa	513.17	Calculated Property
Pvap	36.25	kPa	532.43	Calculated Property
Pvap	58.98	kPa	551.70	Calculated Property
Pvap	92.12	kPa	570.97	Calculated Property
Pvap	138.82	kPa	590.23	Calculated Property
Pvap	202.64	kPa	609.50	Calculated Property
Pvap	[2.11e-05; 1370.81]	kPa	[295.13; 733.37]	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			2.59113e+02
Coefficient B			-2.12295e+04
Coefficient C			-3.50392e+01
Coefficient D			1.53105e-05
Coefficient E			0.00000e+00
Temperature range, min.			295.13
Temperature range, max.			733.37
Pvap	2.11e-05	kPa	295.13	Calculated Property
Pvap	4.27e-03	kPa	343.82	Calculated Property
Pvap	0.15	kPa	392.52	Calculated Property
Pvap	1.83	kPa	441.21	Calculated Property
Pvap	11.17	kPa	489.90	Calculated Property
Pvap	43.71	kPa	538.60	Calculated Property
Pvap	128.05	kPa	587.29	Calculated Property
Pvap	311.38	kPa	635.98	Calculated Property
Pvap	674.90	kPa	684.68	Calculated Property
Pvap	1370.81	kPa	733.37	Calculated Property
Pvap	[1.49; 100.88]	kPa	[436.70; 576.00]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.36481e+01
Coefficient B			-3.95585e+03
Coefficient C			-1.38126e+02
Reference			Krafft, 1882
Temperature range, min.			436.70
Temperature range, max.			576.00
Pvap	1.49	kPa	436.70	Calculated Property
Pvap	2.86	kPa	452.18	Calculated Property
Pvap	5.17	kPa	467.66	Calculated Property
Pvap	8.87	kPa	483.13	Calculated Property
Pvap	14.50	kPa	498.61	Calculated Property
Pvap	22.79	kPa	514.09	Calculated Property
Pvap	34.54	kPa	529.57	Calculated Property
Pvap	50.74	kPa	545.04	Calculated Property
Pvap	72.45	kPa	560.52	Calculated Property
Pvap	100.88	kPa	576.00	Calculated Property

Similar Compounds

Find more compounds similar to Heptadecane.

Mixtures

• Heptadecane + Acetic acid, methyl ester
• Heptadecane + Ethyl Acetate
• Heptadecane + Acetic acid, propyl ester
• Heptadecane + Acetic acid, butyl ester
• Heptadecane + Acetic acid, pentyl ester
• Heptadecane + Benzonitrile
• Heptadecane + Carbon dioxide + Ethanol
• Heptadecane + Methane
• Heptadecane + 2-Pyrrolidinone, 1-methyl-
• Heptadecane + 2-Pyrrolidinone, 1-methyl- + Benzene, propyl-
• Heptadecane + Carbon dioxide
• Heptadecane + Methyl propionate
• Propanoic acid, ethyl ester + Heptadecane
• Heptadecane + Propanoic acid, propyl ester
• Heptadecane + Propanoic acid, butyl ester
• Heptadecane + Propanoic acid, pentyl ester
• Heptadecane + 2-Pyrrolidinone, 1-methyl- + Benzene, pentyl-
• Heptadecane + Nitrogen + Carbon dioxide
• Heptadecane + Benzene, n-butyl-

Sources

• KDB Vapor Pressure Data
• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Liquid liquid equilibria for n-alkanes (C12, C14, C17) + propylbenzene +NMP mixtures at temperatures between 298 and 328K
• High pressure phase equilibria in methane +waxy systems 1. Methane + heptadecane
• Extraction of propylbenzene from its mixtures with heptadecane using 4-methyl-N-butylpyridinium tetrafluoroborate
• Measurement of bubble point pressure in crude oils using an acoustic wave sensor
• Measurement and correlation of the interfacial tension for paraffin + CO2 and (CO2+N2) mixture gas at elevated temperatures and pressures
• Thermodynamic properties of (an ester + an alkane). XVI. Experimental HEm and V Em values and a new correlation method for (an alkyl ethanoate + an n-alkane) at 318.15 K
• Thermodynamic properties of (an ester + and alkane). XVII. Experimental He and Ve values for (an alkyl propanoate + an alkane) at 318.15K
• Extraction of pentylbenzene from high molar mass alkanes (C14 and C17) by N-methyl-2-pyrrolidone
• Universal critical amplitude ratios in binary mixtures of {benzonitrile + alkane}
• Experiment and correlation of the equilibrium interfacial tension for paraffin + CO2 modified with ethanol
• Density, Viscosity, Speed of Sound, Bulk Modulus, Surface Tension, and Flash Point of Binary Mixtures of Butylbenzene + Linear Alkanes (n-Decane, n-Dodecane, n-Tetradecane, n-Hexadecane, or n-Heptadecane) at 0.1 MPa
• Interfacial Tension Measurement and Calculation of (Carbon Dioxide + n-Alkane) Binary Mixtures
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure
• 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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