Chemical Properties of cis-2-Methyl-7-octadecene (CAS 35354-39-3)

InChI

InChI=1S/C19H38/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19(2)3/h13-14,19H,4-12,15-18H2,1-3H3/b14-13-

InChI Key

XDBKLFODBADBED-YPKPFQOOSA-N

Formula

C19H38

SMILES

CCCCCCCCCCC=CCCCCC(C)C

Molecular Weight¹

266.50

CAS

35354-39-3

Other Names

• Disparlure olefin
• (7Z)-2-Methyl-7-octadecene
• 2-Methyl-7-octadecene, Z
• 2-Methyl-(Z)-7-octadecene
• 7-Octadecene, 2-methyl-, (7Z)-

• 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.
• 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	0.7217		Relay (1.0) Calculated Property
ΔfG°	186.88	kJ/mol	Joback Calculated Property
ΔfH°gas	-387.07	kJ/mol	Relay (1.0) Calculated Property
ΔfusH°	41.65	kJ/mol	Joback Calculated Property
ΔvapH°	88.31	kJ/mol	Relay (1.0) Calculated Property
IE	9.03	eV	Relay (1.0) Calculated Property
log10WS	-7.89		Relay (1.0) Calculated Property
logPoct/wat	7.290		Crippen Calculated Property
McVol	274.270	ml/mol	McGowan Calculated Property
Pc	1124.57	kPa	Joback Calculated Property
Inp	[1842.00; 1926.00]
Inp	1926.00		NIST
Inp	1842.00		NIST
Inp	1842.00		NIST
Tboil	572.60	K	Relay (1.0) Calculated Property
Tc	738.52	K	Relay (1.0) Calculated Property
Tfus	258.56	K	Relay (1.0) Calculated Property
Vc	1.057	m3/kmol	Relay (1.0) Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[394.23; 969.51]	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			-3.02470e+01
Coefficient B			1.83476e+00
Coefficient C			-1.09680e-03
Coefficient D			2.61800e-07
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	394.23	J/mol×K	273.00	Calculated Property
Cp,gas	493.17	J/mol×K	353.78	Calculated Property
Cp,gas	581.42	J/mol×K	434.56	Calculated Property
Cp,gas	659.82	J/mol×K	515.33	Calculated Property
Cp,gas	729.18	J/mol×K	596.11	Calculated Property
Cp,gas	790.35	J/mol×K	676.89	Calculated Property
Cp,gas	844.13	J/mol×K	757.67	Calculated Property
Cp,gas	891.37	J/mol×K	838.44	Calculated Property
Cp,gas	932.89	J/mol×K	919.22	Calculated Property
Cp,gas	969.51	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0054587; 0.0001361]	Pa×s	[283.81; 562.78]	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			-1.26576e+01
Coefficient B			2.11354e+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.			283.81
Temperature range, max.			562.78
η	0.0054587	Pa×s	283.81	Calculated Property
η	0.0026220	Pa×s	314.81	Calculated Property
η	0.0014364	Pa×s	345.80	Calculated Property
η	0.0008688	Pa×s	376.80	Calculated Property
η	0.0005672	Pa×s	407.80	Calculated Property
η	0.0003933	Pa×s	438.79	Calculated Property
η	0.0002862	Pa×s	469.79	Calculated Property
η	0.0002167	Pa×s	500.79	Calculated Property
η	0.0001694	Pa×s	531.78	Calculated Property
η	0.0001361	Pa×s	562.78	Calculated Property

Similar Compounds

Find more compounds similar to cis-2-Methyl-7-octadecene.

Sources

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

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