Chemical Properties of Heptadecane, 4-methyl- (CAS 26429-11-8)

InChI

InChI=1S/C18H38/c1-4-6-7-8-9-10-11-12-13-14-15-17-18(3)16-5-2/h18H,4-17H2,1-3H3

InChI Key

YPPNOYRCEQRCHY-UHFFFAOYSA-N

Formula

C18H38

SMILES

CCCCCCCCCCCCCC(C)CCC

Molecular Weight¹

254.49

CAS

26429-11-8

Other Names

• 4-Methylheptadecane

• 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).
• 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.
• I : 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
ΔfG°	98.24	kJ/mol	Joback Calculated Property
ΔfH°gas	-420.13	kJ/mol	Joback Calculated Property
ΔfusH°	38.85	kJ/mol	Joback Calculated Property
ΔvapH°	55.27	kJ/mol	Joback Calculated Property
log10WS	-7.12		Crippen Calculated Property
logPoct/wat	7.124		Crippen Calculated Property
McVol	264.480	ml/mol	McGowan Calculated Property
Pc	1158.50	kPa	Joback Calculated Property
Inp	[1756.00; 1760.00]
Inp	1760.00		NIST
Inp	1759.00		NIST
Inp	1759.90		NIST
Inp	1757.00		NIST
Inp	1756.00		NIST
I	1754.00		NIST
Tboil	610.80	K	Joback Calculated Property
Tc	771.74	K	Joback Calculated Property
Tfus	277.62	K	Joback Calculated Property
Vc	1.038	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[723.79; 834.20]	J/mol×K	[610.80; 771.74]
Cp,gas	723.79	J/mol×K	610.80	Joback Calculated Property
Cp,gas	744.17	J/mol×K	637.62	Joback Calculated Property
Cp,gas	763.72	J/mol×K	664.45	Joback Calculated Property
Cp,gas	782.48	J/mol×K	691.27	Joback Calculated Property
Cp,gas	800.46	J/mol×K	718.09	Joback Calculated Property
Cp,gas	817.70	J/mol×K	744.91	Joback Calculated Property
Cp,gas	834.20	J/mol×K	771.74	Joback Calculated Property
η	[0.0001146; 0.0063506]	Pa×s	[277.62; 610.80]
η	0.0063506	Pa×s	277.62	Joback Calculated Property
η	0.0018624	Pa×s	333.15	Joback Calculated Property
η	0.0007754	Pa×s	388.68	Joback Calculated Property
η	0.0004019	Pa×s	444.21	Joback Calculated Property
η	0.0002411	Pa×s	499.74	Joback Calculated Property
η	0.0001602	Pa×s	555.27	Joback Calculated Property
η	0.0001146	Pa×s	610.80	Joback Calculated Property
ΔvapH	58.90	kJ/mol	504.50	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.65]	kPa	[429.28; 614.93]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.69633e+01
Coefficient B			-7.18025e+03
Coefficient C			1.30400e+00
Temperature range, min.			429.28
Temperature range, max.			614.93
Pvap	1.33	kPa	429.28	Calculated Property
Pvap	2.86	kPa	449.91	Calculated Property
Pvap	5.73	kPa	470.54	Calculated Property
Pvap	10.84	kPa	491.16	Calculated Property
Pvap	19.48	kPa	511.79	Calculated Property
Pvap	33.45	kPa	532.42	Calculated Property
Pvap	55.19	kPa	553.05	Calculated Property
Pvap	87.83	kPa	573.67	Calculated Property
Pvap	135.36	kPa	594.30	Calculated Property
Pvap	202.65	kPa	614.93	Calculated Property

Similar Compounds

Find more compounds similar to Heptadecane, 4-methyl-.

Sources

• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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