Chemical Properties of 2-Methyltetracosane (CAS 1560-78-7)

InChI

InChI=1S/C25H52/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-25(2)3/h25H,4-24H2,1-3H3

InChI Key

YNQOGIZOCQEUJR-UHFFFAOYSA-N

Formula

C25H52

SMILES

CCCCCCCCCCCCCCCCCCCCCCC(C)C

Molecular Weight¹

352.68

CAS

1560-78-7

• ω : Acentric Factor.
• C_p,gas : Ideal gas heat capacity (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_fusH° : Enthalpy of fusion 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_vap : Vapor pressure (kPa).
• I_np : Non-polar retention indices.
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	1.0056		Relay (1.0) Calculated Property
ΔfG°	157.18	kJ/mol	Joback Calculated Property
ΔfH°gas	-577.85	kJ/mol	Relay (1.0) Calculated Property
ΔfusH°	56.98	kJ/mol	Joback Calculated Property
ΔvapH°	125.78	kJ/mol	Relay (1.0) Calculated Property
IE	10.05	eV	Relay (1.0) Calculated Property
log10WS	-9.98		Relay (1.0) Calculated Property
logPoct/wat	9.854		Crippen Calculated Property
McVol	363.110	ml/mol	McGowan Calculated Property
Pc	767.34	kPa	Joback Calculated Property
Inp	[2456.00; 2465.10]
Inp	2460.00		NIST
Inp	2462.00		NIST
Inp	2465.00		NIST
Inp	Outlier 2456.00		NIST
Inp	2463.00		NIST
Inp	2462.10		NIST
Inp	2465.00		NIST
Inp	2465.10		NIST
Inp	2464.00		NIST
Inp	2464.00		NIST
Tboil	609.85	K	Relay (1.0) Calculated Property
Tc	781.13	K	Relay (1.0) Calculated Property
Tfus	307.46	K	Relay (1.0) Calculated Property
Vc	1.455	m3/kmol	Relay (1.0) Calculated Property

Temperature Dependent Properties

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[535.51; 1309.64]	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			-2.15190e+01
Coefficient B			2.38476e+00
Coefficient C			-1.33940e-03
Coefficient D			2.85800e-07
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	535.51	J/mol×K	273.00	Calculated Property
Cp,gas	667.17	J/mol×K	353.78	Calculated Property
Cp,gas	785.31	J/mol×K	434.56	Calculated Property
Cp,gas	890.84	J/mol×K	515.33	Calculated Property
Cp,gas	984.65	J/mol×K	596.11	Calculated Property
Cp,gas	1067.65	J/mol×K	676.89	Calculated Property
Cp,gas	1140.75	J/mol×K	757.67	Calculated Property
Cp,gas	1204.84	J/mol×K	838.44	Calculated Property
Cp,gas	1260.84	J/mol×K	919.22	Calculated Property
Cp,gas	1309.64	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0027240; 0.0000827]	Pa×s	[356.51; 661.47]	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			-1.34854e+01
Coefficient B			2.70226e+03
Coefficient C			0.00000e+00
Coefficient D			0.00000e+00
Coefficient E			0.00000e+00
Comment			Liquid phase. Joback/Reid (1987), valid from Tf to 0.7·Tc.
Temperature range, min.			356.51
Temperature range, max.			661.47
η	0.0027240	Pa×s	356.51	Calculated Property
η	0.0014109	Pa×s	390.39	Calculated Property
η	0.0008117	Pa×s	424.28	Calculated Property
η	0.0005068	Pa×s	458.16	Calculated Property
η	0.0003376	Pa×s	492.05	Calculated Property
η	0.0002370	Pa×s	525.93	Calculated Property
η	0.0001737	Pa×s	559.81	Calculated Property
η	0.0001319	Pa×s	593.70	Calculated Property
η	0.0001031	Pa×s	627.58	Calculated Property
η	0.0000827	Pa×s	661.47	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.64]	kPa	[516.12; 707.99]	The Yaws Handbook of Vapor Pressure
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.46608e+01
Coefficient B			-5.13223e+03
Coefficient C			-1.59050e+02
Temperature range, min.			516.12
Temperature range, max.			707.99
Pvap	1.33	kPa	516.12	Calculated Property
Pvap	3.00	kPa	537.44	Calculated Property
Pvap	6.18	kPa	558.76	Calculated Property
Pvap	11.83	kPa	580.08	Calculated Property
Pvap	21.30	kPa	601.40	Calculated Property
Pvap	36.30	kPa	622.71	Calculated Property
Pvap	59.06	kPa	644.03	Calculated Property
Pvap	92.21	kPa	665.35	Calculated Property
Pvap	138.89	kPa	686.67	Calculated Property
Pvap	202.64	kPa	707.99	Calculated Property

Similar Compounds

Find more compounds similar to 2-Methyltetracosane.

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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