Chemical Properties of 3-Isopropylcyclopentene (CAS 4276-45-3)

InChI

InChI=1S/C8H14/c1-7(2)8-5-3-4-6-8/h3,5,7-8H,4,6H2,1-2H3

InChI Key

WGGDPEMWUJIPOF-UHFFFAOYSA-N

Formula

C8H14

SMILES

CC(C)C1C=CCC1

Molecular Weight¹

110.20

CAS

4276-45-3

Other Names

• Cyclopentene,3-(1-methylethyl)-
• 3-[1-Methylethyl]-1-cyclopentene
• 3-Isopropylcyclopentene-1

• 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 : 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°	80.55	kJ/mol	Joback Calculated Property
ΔfH°gas	-95.47	kJ/mol	Joback Calculated Property
ΔfusH°	8.11	kJ/mol	Joback Calculated Property
ΔvapH°	33.56	kJ/mol	Joback Calculated Property
IE	[8.81; 8.85]	eV
IE	8.81 ± 0.02	eV	NIST
IE	8.85 ± 0.05	eV	NIST
log10WS	-2.44		Crippen Calculated Property
logPoct/wat	2.609		Crippen Calculated Property
McVol	108.420	ml/mol	McGowan Calculated Property
Pc	3220.98	kPa	Joback Calculated Property
Inp	[789.70; 834.00]
Inp	795.00		NIST
Inp	800.00		NIST
Inp	803.00		NIST
Inp	Outlier 825.00		NIST
Inp	Outlier 834.00		NIST
Inp	789.70		NIST
Inp	794.90		NIST
Inp	800.00		NIST
Inp	790.00		NIST
Inp	795.00		NIST
Inp	800.00		NIST
Inp	793.00		NIST
Inp	803.00		NIST
Inp	793.00		NIST
Inp	795.00		NIST
Inp	789.70		NIST
Inp	800.00		NIST
I	[913.00; 928.30]
I	928.00		NIST
I	913.00		NIST
I	921.00		NIST
I	928.00		NIST
I	928.30		NIST
I	913.10		NIST
I	921.10		NIST
I	928.30		NIST
I	913.10		NIST
I	921.10		NIST
Tboil	[394.00; 400.80]	K
Tboil	394.40 ± 0.40	K	NIST
Tboil	394.00 ± 3.00	K	NIST
Tboil	394.40 ± 1.00	K	NIST
Tboil	400.80 ± 1.50	K	NIST
Tc	595.92	K	Joback Calculated Property
Tfus	176.58	K	Joback Calculated Property
Vc	0.405	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[201.14; 284.01]	J/mol×K	[396.44; 595.92]
T(K) Ideal gas heat capacity (J/mol×K) 200 220 240 260 280 400 500 600
Cp,gas	201.14	J/mol×K	396.44	Joback Calculated Property
Cp,gas	216.87	J/mol×K	429.69	Joback Calculated Property
Cp,gas	231.80	J/mol×K	462.93	Joback Calculated Property
Cp,gas	245.95	J/mol×K	496.18	Joback Calculated Property
Cp,gas	259.35	J/mol×K	529.43	Joback Calculated Property
Cp,gas	272.03	J/mol×K	562.68	Joback Calculated Property
Cp,gas	284.01	J/mol×K	595.92	Joback Calculated Property
η	[0.0002781; 0.0049498]	Pa×s	[176.58; 396.44]
T(K) Dynamic viscosity (Pa×s) 0 1.00e-3 2.00e-3 3.00e-3 4.00e-3 5.00e-3 200 300 400
η	0.0049498	Pa×s	176.58	Joback Calculated Property
η	0.0020283	Pa×s	213.22	Joback Calculated Property
η	0.0010797	Pa×s	249.87	Joback Calculated Property
η	0.0006754	Pa×s	286.51	Joback Calculated Property
η	0.0004699	Pa×s	323.15	Joback Calculated Property
η	0.0003520	Pa×s	359.80	Joback Calculated Property
η	0.0002781	Pa×s	396.44	Joback Calculated Property

Similar Compounds

Find more compounds similar to 3-Isopropylcyclopentene.

Sources

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

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