Chemical Properties of 2,4-Dimethylstyrene (CAS 2234-20-0)

InChI

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

InChI Key

OEVVKKAVYQFQNV-UHFFFAOYSA-N

Formula

C10H12

SMILES

C=Cc1ccc(C)cc1C

Molecular Weight¹

132.20

CAS

2234-20-0

Other Names

• 1,3-DIMETHYL-4-ETHENYLBENZENE
• 1,3-Dimethyl-4-vinylbenzene
• 1-VINYL-2,4-DIMETHYLBENZENE
• 2,4-Dimethyl-1-vinylbenzene
• 4-vinyl-m-xylene
• Benzene, 1-ethenyl-2,4-dimethyl-
• Styrene, 2,4-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	8.22	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	[1075.00; 1100.00]
Inp	1081.00		NIST
Inp	1082.00		NIST
Inp	1075.40		NIST
Inp	Outlier 1100.00		NIST
Inp	1083.00		NIST
Inp	1080.90		NIST
Inp	1084.20		NIST
Inp	1084.20		NIST
Inp	1079.80		NIST
Inp	1075.00		NIST
Inp	1081.00		NIST
Inp	1080.90		NIST
Inp	1075.00		NIST
I	[1440.00; 1440.50]
I	1440.50		NIST
I	1440.00		NIST
Tboil	461.52	K	Joback Calculated Property
Tc	673.43	K	Joback Calculated Property
Tfus	208.83 ± 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	50.00	kJ/mol	380.00	NIST

Pressure Dependent Properties

Property	Value	Unit	Pressure (kPa)	Source
Tboilr	[346.70; 352.70]	K	[1.30; 1.60]
Tboilr	346.70	K	1.30	NIST
Tboilr	352.70	K	1.60	NIST

Similar Compounds

Find more compounds similar to 2,4-Dimethylstyrene.

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.