Chemical Properties of Octadecene (CAS 27070-58-2)

InChI

InChI=1S/C18H36/c1-3-5-7-9-11-13-15-17-18-16-14-12-10-8-6-4-2/h3H,1,4-18H2,2H3

InChI Key

CCCMONHAUSKTEQ-UHFFFAOYSA-N

Formula

C18H36

SMILES

C=CCCCCCCCCCCCCCCCC

Molecular Weight¹

252.48

CAS

27070-58-2

• 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).
• 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).
• I_np : Non-polar retention indices.
• I_p : 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	0.7553		Relay (1.0) Calculated Property
ΔfG°	188.52	kJ/mol	Joback Calculated Property
ΔfH°gas	-303.99	kJ/mol	Relay (1.0) Calculated Property
ΔfusH°	41.10	kJ/mol	Joback Calculated Property
ΔvapH°	90.27	kJ/mol	Relay (1.0) Calculated Property
IE	9.56	eV	Relay (1.0) Calculated Property
log10WS	-7.77		Relay (1.0) Calculated Property
logPoct/wat	7.044		Crippen Calculated Property
McVol	260.180	ml/mol	McGowan Calculated Property
Pc	1185.79	kPa	Joback Calculated Property
Inp	[1786.00; 1797.00]
Inp	1786.00		NIST
Inp	1797.00		NIST
Ip	[1812.00; 1823.00]
Ip	1823.00		NIST
Ip	1812.00		NIST
Tboil	581.26	K	Relay (1.0) Calculated Property
Tc	738.17	K	Relay (1.0) Calculated Property
Tfus	286.15	K	Relay (1.0) Calculated Property
Vc	1.032	m3/kmol	Relay (1.0) Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[377.52; 919.45]	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			-1.64650e+01
Coefficient B			1.69382e+00
Coefficient C			-9.78300e-04
Coefficient D			2.20400e-07
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	377.52	J/mol×K	273.00	Calculated Property
Cp,gas	470.09	J/mol×K	353.78	Calculated Property
Cp,gas	552.94	J/mol×K	434.56	Calculated Property
Cp,gas	626.77	J/mol×K	515.33	Calculated Property
Cp,gas	692.29	J/mol×K	596.11	Calculated Property
Cp,gas	750.18	J/mol×K	676.89	Calculated Property
Cp,gas	801.15	J/mol×K	757.67	Calculated Property
Cp,gas	845.88	J/mol×K	838.44	Calculated Property
Cp,gas	885.09	J/mol×K	919.22	Calculated Property
Cp,gas	919.46	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0041476; 0.0001934]	Pa×s	[290.86; 538.17]	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			-1.21556e+01
Coefficient B			1.94016e+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.			290.86
Temperature range, max.			538.17
η	0.0041476	Pa×s	290.86	Calculated Property
η	0.0023320	Pa×s	318.34	Calculated Property
η	0.0014369	Pa×s	345.82	Calculated Property
η	0.0009507	Pa×s	373.30	Calculated Property
η	0.0006657	Pa×s	400.78	Calculated Property
η	0.0004880	Pa×s	428.26	Calculated Property
η	0.0003713	Pa×s	455.73	Calculated Property
η	0.0002915	Pa×s	483.21	Calculated Property
η	0.0002348	Pa×s	510.69	Calculated Property
η	0.0001934	Pa×s	538.17	Calculated Property

Similar Compounds

Find more compounds similar to Octadecene.

Sources

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

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