Chemical Properties of 4-methyl-2-octene (CAS ---)

InChI

InChI=1S/C9H18/c1-4-6-8-9(3)7-5-2/h5,7,9H,4,6,8H2,1-3H3

InChI Key

HJJLGGXQXVNFBB-UHFFFAOYSA-N

Formula

C9H18

SMILES

CC=CC(C)CCCC

Molecular Weight¹

126.24

CAS

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• 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°	102.68	kJ/mol	Joback Calculated Property
ΔfH°gas	-117.15	kJ/mol	Joback Calculated Property
ΔfusH°	15.74	kJ/mol	Joback Calculated Property
ΔvapH°	35.20	kJ/mol	Joback Calculated Property
log10WS	-3.20		Crippen Calculated Property
logPoct/wat	3.389		Crippen Calculated Property
McVol	133.370	ml/mol	McGowan Calculated Property
Pc	2445.89	kPa	Joback Calculated Property
Inp	[842.00; 842.00]
Inp	842.00		NIST
Inp	842.00		NIST
Tboil	409.04	K	Joback Calculated Property
Tc	584.08	K	Joback Calculated Property
Tfus	171.11	K	Joback Calculated Property
Vc	0.513	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[258.03; 335.48]	J/mol×K	[409.04; 584.08]
Cp,gas	258.03	J/mol×K	409.04	Joback Calculated Property
Cp,gas	272.42	J/mol×K	438.21	Joback Calculated Property
Cp,gas	286.19	J/mol×K	467.39	Joback Calculated Property
Cp,gas	299.36	J/mol×K	496.56	Joback Calculated Property
Cp,gas	311.95	J/mol×K	525.73	Joback Calculated Property
Cp,gas	323.98	J/mol×K	554.90	Joback Calculated Property
Cp,gas	335.48	J/mol×K	584.08	Joback Calculated Property
η	[0.0001936; 0.0104021]	Pa×s	[171.11; 409.04]
η	0.0104021	Pa×s	171.11	Joback Calculated Property
η	0.0028673	Pa×s	210.77	Joback Calculated Property
η	0.0011887	Pa×s	250.42	Joback Calculated Property
η	0.0006269	Pa×s	290.07	Joback Calculated Property
η	0.0003857	Pa×s	329.73	Joback Calculated Property
η	0.0002633	Pa×s	369.38	Joback Calculated Property
η	0.0001936	Pa×s	409.04	Joback Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.67]	kPa	[318.52; 440.90]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.59744e+01
Coefficient B			-4.07439e+03
Coefficient C			-5.87860e+01
Temperature range, min.			318.52
Temperature range, max.			440.90
Pvap	1.33	kPa	318.52	Calculated Property
Pvap	2.91	kPa	332.12	Calculated Property
Pvap	5.90	kPa	345.72	Calculated Property
Pvap	11.21	kPa	359.31	Calculated Property
Pvap	20.16	kPa	372.91	Calculated Property
Pvap	34.53	kPa	386.51	Calculated Property
Pvap	56.67	kPa	400.11	Calculated Property
Pvap	89.53	kPa	413.70	Calculated Property
Pvap	136.75	kPa	427.30	Calculated Property
Pvap	202.67	kPa	440.90	Calculated Property

Similar Compounds

Find more compounds similar to 4-methyl-2-octene.

Sources

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

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