Chemical Properties of 1,3-Cyclopentadiene, 1,2-dimethyl- (CAS 4784-86-5)

InChI

InChI=1S/C7H10/c1-6-4-3-5-7(6)2/h3-4H,5H2,1-2H3

InChI Key

RYILSJIMFKKICJ-UHFFFAOYSA-N

Formula

C7H10

SMILES

CC1=C(C)CC=C1

Molecular Weight¹

94.15

CAS

4784-86-5

Other Names

• 1,2-Dimethylcyclopentadiene

• C_p,gas : Ideal gas heat capacity (J/mol×K).
• η : Dynamic viscosity (Pa×s).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• IE : Ionization energy (eV).
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Cheméo can also estimate Normal Boiling Point Temperature, Normal melting (fusion) point, Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of formation at standard conditions, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[110.64; 288.42]	J/mol×K	[273.00; 1000.00]	Joback Predicted correlation
Equation			Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K
Coefficient A			-2.57400e+01
Coefficient B			5.96040e-01
Coefficient C			-3.80280e-04
Coefficient D			9.84000e-08
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	110.64	J/mol×K	273.00	Calculated Property
Cp,gas	141.89	J/mol×K	353.78	Calculated Property
Cp,gas	169.54	J/mol×K	434.56	Calculated Property
Cp,gas	193.90	J/mol×K	515.33	Calculated Property
Cp,gas	215.28	J/mol×K	596.11	Calculated Property
Cp,gas	233.99	J/mol×K	676.89	Calculated Property
Cp,gas	250.36	J/mol×K	757.67	Calculated Property
Cp,gas	264.67	J/mol×K	838.44	Calculated Property
Cp,gas	277.26	J/mol×K	919.22	Calculated Property
Cp,gas	288.42	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0014919; 0.0002130]	Pa×s	[210.35; 413.15]	Joback Predicted correlation
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K
Coefficient A			-1.04730e+01
Coefficient B			8.34110e+02
Coefficient C			0.00000e+00
Coefficient D			0.00000e+00
Coefficient E			0.00000e+00
Comment			Liquid phase. Joback/Reid (1987), valid from Tf to 0.7·Tc.
Temperature range, min.			210.35
Temperature range, max.			413.15
η	0.0014919	Pa×s	210.35	Calculated Property
η	0.0010165	Pa×s	232.88	Calculated Property
η	0.0007411	Pa×s	255.42	Calculated Property
η	0.0005687	Pa×s	277.95	Calculated Property
η	0.0004541	Pa×s	300.48	Calculated Property
η	0.0003742	Pa×s	323.02	Calculated Property
η	0.0003162	Pa×s	345.55	Calculated Property
η	0.0002727	Pa×s	368.09	Calculated Property
η	0.0002393	Pa×s	390.62	Calculated Property
η	0.0002130	Pa×s	413.15	Calculated Property

Similar Compounds

Find more compounds similar to 1,3-Cyclopentadiene, 1,2-dimethyl-.

Sources

• Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook

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