Chemical Properties of Cyclopentane, 1,1-dimethyl- (CAS 1638-26-2)

Cyclopentane, 1,1-dimethyl-

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InChI
InChI=1S/C7H14/c1-7(2)5-3-4-6-7/h3-6H2,1-2H3
InChI Key
QWHNJUXXYKPLQM-UHFFFAOYSA-N
Formula
C7H14
SMILES
CC1(C)CCCC1
Molecular Weight1
98.19
CAS
1638-26-2
Other Names
  • 1,1-Dimethylcyclopentane
  • Gem-Dimethylcyclopentane
Sources

Physical Properties

Property Value Unit Source
Δcliquid -4583.30 ± 1.00 kJ/mol NIST
Δf 39.12 kJ/mol Joback Calculated Property
Δfgas -138.30 ± 1.20 kJ/mol NIST
Δfliquid -172.10 ± 1.10 kJ/mol NIST
Δfus 1.52 kJ/mol Joback Calculated Property
Δvap 33.80 kJ/mol NIST
Δvap 33.80 kJ/mol NIST
IE 9.46 ± 0.05 eV NIST
logPoct/wat 2.587 Crippen Calculated Property
Pc 3607.21 kPa Joback Calculated Property
gas 359.28 J/mol×K NIST
liquid 265.01 J/mol×K NIST
Tboil [360.00; 361.35] K Show Hide
Tboil 360.70 K NIST
Tboil 361.00 ± 0.20 K NIST
Tboil 361.05 ± 0.30 K NIST
Tboil 360.99 ± 0.02 K NIST
Tboil 361.35 ± 0.30 K NIST
Tboil 360.65 ± 0.20 K NIST
Tboil 361.20 ± 0.30 K NIST
Tboil 360.65 ± 0.50 K NIST
Tboil 360.70 ± 0.30 K NIST
Tboil 361.30 ± 0.60 K NIST
Tboil Outlier 360.00 ± 1.00 K NIST
Tc 578.27 K Joback Calculated Property
Tfus [196.00; 203.42] K Show Hide
Tfus 203.27 ± 0.20 K NIST
Tfus 203.24 ± 0.20 K NIST
Tfus 203.42 ± 0.06 K NIST
Tfus 203.34 ± 0.08 K NIST
Tfus 203.34 ± 0.07 K NIST
Tfus 203.35 ± 0.05 K NIST
Tfus 203.24 ± 0.30 K NIST
Tfus 203.24 ± 0.30 K NIST
Tfus 203.42 ± 0.10 K NIST
Tfus 197.28 ± 4.00 K NIST
Tfus 203.16 ± 1.00 K NIST
Tfus 196.75 ± 0.40 K NIST
Tfus 196.75 ± 5.00 K NIST
Tfus 196.00 ± 5.00 K NIST
Ttriple [203.67; 203.68] K Show Hide
Ttriple 203.68 ± 0.05 K NIST
Ttriple 203.67 ± 0.02 K NIST
Ttriple 203.67 ± 0.03 K NIST
Ttriple 203.67 ± 0.02 K NIST
Vc 0.366 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 174.34 J/mol×K 375.08 Joback Calculated Property
Cp,liquid 187.36 J/mol×K 299.81 NIST
ΔfusH 6.49 kJ/mol 146.8 NIST
ΔfusH 1.09 kJ/mol 203.7 NIST
ΔvapH 34.00 kJ/mol 323.5 NIST
ΔvapH 33.80 kJ/mol 325.5 NIST
ΔfusS 44.18 J/mol×K 146.8 NIST
ΔfusS 5.34 J/mol×K 203.7 NIST

Molecular Descriptors

Joback and Reid Groups
>C< (ring) 1
-CH3 2
-CH2- (ring) 4

Similar Compounds

Hexane, 3,3-dimethyl-. Cyclopentane, 1-ethyl-1-methyl-. Cyclopentane, 1,1,3-trimethyl-. Cyclopentane, 1,1,3,3-tetramethyl-. Cyclopentane, 1,1-diethyl-. Hexane, 2,4,4-trimethyl-. Heptane, 3,3-dimethyl-. sec-Butylcyclopentane. Hexane, 2,2-dimethyl-. Heptane, 4,4-dimethyl-. Hexane, 2,2,4,4-tetramethyl-. Cyclopentane, methyl-. 4,4-Dimethyl octane. Cyclopentane, 1-butyl-1-methyl. 1,1,2-Trimethylcyclopentane.

Find more compounds similar to Cyclopentane, 1,1-dimethyl-.

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