Chemical Properties of Benzene, 2-ethenyl-1,4-dimethyl- (CAS 2039-89-6)

InChI

InChI=1S/C10H12/c1-4-10-7-8(2)5-6-9(10)3/h4-7H,1H2,2-3H3

InChI Key

DBWWINQJTZYDFK-UHFFFAOYSA-N

Formula

C10H12

SMILES

C=Cc1cc(C)ccc1C

Molecular Weight¹

132.20

CAS

2039-89-6

Other Names

• 1,4-DIMETHYL-2-ETHENYLBENZENE
• 1,4-DIMETHYL-2-VINYLBENZENE
• 2,5-DIMETHYLSTYRENE
• Styrene, 2,5-dimethyl-

• 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).
• I_np : Non-polar retention indices.
• I : Polar retention indices.
• T_boil : Normal Boiling Point Temperature (K).
• T_boilr : Boiling point at reduced pressure (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°	214.31	kJ/mol	Joback Calculated Property
ΔfH°gas	89.29	kJ/mol	Joback Calculated Property
ΔfusH°	13.64	kJ/mol	Joback Calculated Property
ΔvapH°	40.78	kJ/mol	Joback Calculated Property
IE	8.00 ± 0.02	eV	NIST
log10WS	-3.25		Crippen Calculated Property
logPoct/wat	2.946		Crippen Calculated Property
McVol	123.700	ml/mol	McGowan Calculated Property
Pc	2969.80	kPa	Joback Calculated Property
Inp	[180.10; 1101.00]
Inp	1076.00		NIST
Inp	1076.00		NIST
Inp	1087.00		NIST
Inp	1087.00		NIST
Inp	1078.70		NIST
Inp	1096.00		NIST
Inp	1080.00		NIST
Inp	1075.80		NIST
Inp	1066.00		NIST
Inp	1071.00		NIST
Inp	1099.00		NIST
Inp	1090.00		NIST
Inp	1089.00		NIST
Inp	1066.00		NIST
Inp	1067.00		NIST
Inp	1074.00		NIST
Inp	1059.00		NIST
Inp	1101.00		NIST
Inp	1059.00		NIST
Inp	1059.00		NIST
Inp	1059.00		NIST
Inp	1079.00		NIST
Inp	1059.00		NIST
Inp	1076.00		NIST
Inp	1080.00		NIST
Inp	Outlier 180.10		NIST
Inp	1066.00		NIST
Inp	Outlier 180.10		NIST
Inp	1059.00		NIST
Inp	1079.00		NIST
I	[1425.00; 1459.00]
I	1432.20		NIST
I	1434.00		NIST
I	1425.00		NIST
I	Outlier 1459.00		NIST
I	1444.00		NIST
I	1432.00		NIST
I	1432.20		NIST
I	1444.00		NIST
Tboil	461.52	K	Joback Calculated Property
Tc	673.43	K	Joback Calculated Property
Tfus	238.00 ± 0.40	K	NIST
Vc	0.469	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[241.30; 312.28]	J/mol×K	[461.52; 673.43]
Cp,gas	241.30	J/mol×K	461.52	Joback Calculated Property
Cp,gas	254.85	J/mol×K	496.84	Joback Calculated Property
Cp,gas	267.67	J/mol×K	532.16	Joback Calculated Property
Cp,gas	279.80	J/mol×K	567.47	Joback Calculated Property
Cp,gas	291.26	J/mol×K	602.79	Joback Calculated Property
Cp,gas	302.08	J/mol×K	638.11	Joback Calculated Property
Cp,gas	312.28	J/mol×K	673.43	Joback Calculated Property
η	[0.0002066; 0.0015433]	Pa×s	[252.16; 461.52]
η	0.0015433	Pa×s	252.16	Joback Calculated Property
η	0.0009004	Pa×s	287.05	Joback Calculated Property
η	0.0005904	Pa×s	321.95	Joback Calculated Property
η	0.0004204	Pa×s	356.84	Joback Calculated Property
η	0.0003181	Pa×s	391.73	Joback Calculated Property
η	0.0002519	Pa×s	426.63	Joback Calculated Property
η	0.0002066	Pa×s	461.52	Joback Calculated Property
ΔvapH	48.10	kJ/mol	377.50	NIST

Pressure Dependent Properties

Property	Value	Unit	Pressure (kPa)	Source
Tboilr	[342.20; 344.70]	K	[1.30; 1.30]
Tboilr	344.70	K	1.30	NIST
Tboilr	342.20	K	1.30	NIST

Similar Compounds

Find more compounds similar to Benzene, 2-ethenyl-1,4-dimethyl-.

Sources

• Crippen Method
• Crippen Method
• Joback Method
• KDB
• McGowan Method
• NIST Webbook

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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.