Chemical Properties of Heptadecane, 9-methyl- (CAS 18869-72-2)

InChI

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

InChI Key

LUUWKCSVACCBSJ-UHFFFAOYSA-N

Formula

C18H38

SMILES

CCCCCCCCC(C)CCCCCCCC

Molecular Weight¹

254.49

CAS

18869-72-2

Other Names

• 9-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).
• 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
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	[1738.00; 1745.40]
Inp	1738.00		NIST
Inp	1745.40		NIST
Inp	1738.00		NIST
Tboil	610.80	K	Joback Calculated Property
Tc	771.74	K	Joback Calculated Property
Tfus	265.00 ± 4.00	K	NIST
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

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[445.81; 597.86]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.66382e+01
Coefficient B			-5.60489e+03
Coefficient C			-1.03021e+02
Temperature range, min.			445.81
Temperature range, max.			597.86
Pvap	1.33	kPa	445.81	Calculated Property
Pvap	2.87	kPa	462.70	Calculated Property
Pvap	5.78	kPa	479.60	Calculated Property
Pvap	10.95	kPa	496.49	Calculated Property
Pvap	19.69	kPa	513.39	Calculated Property
Pvap	33.79	kPa	530.28	Calculated Property
Pvap	55.65	kPa	547.18	Calculated Property
Pvap	88.36	kPa	564.07	Calculated Property
Pvap	135.79	kPa	580.97	Calculated Property
Pvap	202.66	kPa	597.86	Calculated Property

Similar Compounds

Find more compounds similar to Heptadecane, 9-methyl-.

Sources

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

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.