Chemical Properties of Cyclopentane, ethylidene- (CAS 2146-37-4)

InChI

InChI=1S/C7H12/c1-2-7-5-3-4-6-7/h2H,3-6H2,1H3

InChI Key

VONKRKBGTZDZNV-UHFFFAOYSA-N

Formula

C7H12

SMILES

CC=C1CCCC1

Molecular Weight¹

96.17

CAS

2146-37-4

Other Names

• Ethylidenecyclopentane

• Δ_cH°_liquid : Standard liquid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase 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_fH°_liquid : Liquid phase 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
ΔcH°liquid	-4412.82 ± 0.79	kJ/mol	NIST
ΔfG°	97.78	kJ/mol	Joback Calculated Property
ΔfH°gas	-20.00	kJ/mol	NIST
ΔfH°liquid	-56.82 ± 0.88	kJ/mol	NIST
ΔfusH°	7.07	kJ/mol	Joback Calculated Property
ΔvapH°	38.60 ± 0.30	kJ/mol	NIST
IE	[8.49; 8.51]	eV
IE	8.51	eV	NIST
IE	8.49 ± 0.02	eV	NIST
log10WS	-2.50		Crippen Calculated Property
logPoct/wat	2.507		Crippen Calculated Property
McVol	94.330	ml/mol	McGowan Calculated Property
Pc	3682.02	kPa	Joback Calculated Property
Inp	[763.00; 776.00]
Inp	766.90		NIST
Inp	770.30		NIST
Inp	776.00		NIST
Inp	772.00		NIST
Inp	763.00		NIST
Inp	768.00		NIST
Inp	771.00		NIST
Inp	774.00		NIST
Inp	772.00		NIST
Tboil	[353.41; 388.00]	K
Tboil	385.20 ± 3.00	K	NIST
Tboil	384.00 ± 1.50	K	NIST
Tboil	385.03 ± 0.30	K	NIST
Tboil	385.20 ± 1.00	K	NIST
Tboil	385.03 ± 0.30	K	NIST
Tboil	385.03 ± 0.40	K	NIST
Tboil	385.80 ± 1.00	K	NIST
Tboil	Outlier 353.41 ± 0.20	K	NIST
Tboil	388.00 ± 6.00	K	NIST
Tc	588.78	K	Joback Calculated Property
Tfus	[146.55; 146.57]	K
Tfus	146.57 ± 0.02	K	NIST
Tfus	146.55 ± 0.05	K	NIST
Tfus	146.57 ± 0.02	K	NIST
Vc	0.352	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[162.94; 235.01]	J/mol×K	[386.15; 588.78]
Cp,gas	162.94	J/mol×K	386.15	Joback Calculated Property
Cp,gas	176.73	J/mol×K	419.92	Joback Calculated Property
Cp,gas	189.76	J/mol×K	453.69	Joback Calculated Property
Cp,gas	202.08	J/mol×K	487.47	Joback Calculated Property
Cp,gas	213.70	J/mol×K	521.24	Joback Calculated Property
Cp,gas	224.67	J/mol×K	555.01	Joback Calculated Property
Cp,gas	235.01	J/mol×K	588.78	Joback Calculated Property
Cp,liquid	181.20	J/mol×K	298.15	NIST
η	[0.0002631; 0.0035601]	Pa×s	[194.15; 386.15]
η	0.0035601	Pa×s	194.15	Joback Calculated Property
η	0.0016964	Pa×s	226.15	Joback Calculated Property
η	0.0009714	Pa×s	258.15	Joback Calculated Property
η	0.0006290	Pa×s	290.15	Joback Calculated Property
η	0.0004441	Pa×s	322.15	Joback Calculated Property
η	0.0003338	Pa×s	354.15	Joback Calculated Property
η	0.0002631	Pa×s	386.15	Joback Calculated Property

Similar Compounds

Find more compounds similar to Cyclopentane, ethylidene-.

Sources

• Crippen Method
• Crippen Method
• Joback Method
• 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.