Chemical Properties of Heneicosane, 11-(1-ethylpropyl)-

InChI

InChI=1S/C26H54/c1-5-9-11-13-15-17-19-21-23-26(25(7-3)8-4)24-22-20-18-16-14-12-10-6-2/h25-26H,5-24H2,1-4H3

InChI Key

YAOSHAWMYFELSJ-UHFFFAOYSA-N

Formula

C26H54

SMILES

CCCCCCCCCCC(CCCCCCCCCC)C(CC)CC

Molecular Weight¹

366.72

Other Names

• 11-(1-Ethylpropyl)heneicosane
• 11-(3'-n-Pentyl)heneicosane

• 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).
• 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

Temperature Dependent Properties

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[556.41; 1361.77]	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			-2.41100e+01
Coefficient B			2.48568e+00
Coefficient C			-1.39700e-03
Coefficient D			2.97200e-07
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	556.41	J/mol×K	273.00	Calculated Property
Cp,gas	693.58	J/mol×K	353.78	Calculated Property
Cp,gas	816.64	J/mol×K	434.56	Calculated Property
Cp,gas	926.52	J/mol×K	515.33	Calculated Property
Cp,gas	1024.16	J/mol×K	596.11	Calculated Property
Cp,gas	1110.52	J/mol×K	676.89	Calculated Property
Cp,gas	1186.51	J/mol×K	757.67	Calculated Property
Cp,gas	1253.09	J/mol×K	838.44	Calculated Property
Cp,gas	1311.20	J/mol×K	919.22	Calculated Property
Cp,gas	1361.77	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0031975; 0.0000668]	Pa×s	[352.78; 680.31]	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			-1.37794e+01
Coefficient B			2.83424e+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.			352.78
Temperature range, max.			680.31
η	0.0031975	Pa×s	352.78	Calculated Property
η	0.0015085	Pa×s	389.17	Calculated Property
η	0.0008092	Pa×s	425.56	Calculated Property
η	0.0004789	Pa×s	461.96	Calculated Property
η	0.0003059	Pa×s	498.35	Calculated Property
η	0.0002077	Pa×s	534.74	Calculated Property
η	0.0001482	Pa×s	571.13	Calculated Property
η	0.0001101	Pa×s	607.52	Calculated Property
η	0.0000846	Pa×s	643.92	Calculated Property
η	0.0000668	Pa×s	680.31	Calculated Property

Similar Compounds

Find more compounds similar to Heneicosane, 11-(1-ethylpropyl)-.

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook

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