Chemical Properties of Cyclopentene, 1,2-dimethyl- (CAS 765-47-9)

Cyclopentene, 1,2-dimethyl-

InChI
InChI=1S/C7H12/c1-6-4-3-5-7(6)2/h3-5H2,1-2H3
InChI Key
SZZWLAZADBEDQP-UHFFFAOYSA-N
Formula
C7H12
SMILES
CC1=C(C)CCC1
Molecular Weight1
96.17
CAS
765-47-9
Other Names
  • 1,2-Dimethylcyclopentene
  • 1,2-dimethyl-1-cyclopentene
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Physical Properties

Property Value Unit Source
PAff 822.60 kJ/mol NIST
BasG 791.90 kJ/mol NIST
ΔfH°gas -41.40 kJ/mol NIST
ΔfusH° 7.19 kJ/mol Joback Calculated Property
ΔvapH° 35.87 kJ/mol Relay (1.0) Calculated Property
logPoct/wat 2.507 Crippen Calculated Property
McVol 94.330 ml/mol McGowan Calculated Property
Inp [710.00; 774.00]   Show Hide
Inp 774.00 NIST
Inp 764.00 NIST
Inp 741.00 NIST
Inp 743.00 NIST
Inp 745.00 NIST
Inp 751.00 NIST
Inp 710.00 NIST
Tboil [366.40; 379.00] K Show Hide
Tboil 378.18 K KDB
Tboil 379.00 K NIST
Tboil 377.80 ± 2.00 K NIST
Tboil 376.00 ± 6.00 K NIST
Tboil Outlier 366.40 ± 1.00 K NIST
Tboil 375.70 ± 2.00 K NIST
Tboil 378.95 ± 0.30 K NIST
Tboil 378.30 ± 2.00 K NIST
Tboil 378.18 ± 0.40 K NIST
Tboil 376.70 ± 3.00 K NIST
Tfus [182.75; 182.95] K Show Hide
Tfus 182.95 K Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value
Tfus 182.75 ± 0.50 K NIST

Cheméo can also estimate Critical Temperature, Critical Pressure, Critical Volume, Standard Gibbs free energy of formation, Acentric Factor, Ionization energy, 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.

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
ΔvapH 36.40 kJ/mol 362.50 NIST

Correlations

Property Value Unit Temperature (K) Source
Cp,gas [117.11; 319.72] J/mol×K [273.00; 1000.00] Joback Predicted correlation Show Hide
EquationY = A + B·T + C·T² + D·T³ + E·T⁴
Y is Cp,gas in J/mol×K, T in K
Coefficient A-3.35200e+01
Coefficient B6.52040e-01
Coefficient C-3.93000e-04
Coefficient D9.42000e-08
Coefficient E0.00000e+00
Temperature range, min.273.00
Temperature range, max.1000.00
Cp,gas 117.11 J/mol×K 273.00 Calculated Property
Cp,gas 152.14 J/mol×K 353.78 Calculated Property
Cp,gas 183.34 J/mol×K 434.56 Calculated Property
Cp,gas 211.02 J/mol×K 515.33 Calculated Property
Cp,gas 235.47 J/mol×K 596.11 Calculated Property
Cp,gas 256.99 J/mol×K 676.89 Calculated Property
Cp,gas 275.88 J/mol×K 757.67 Calculated Property
Cp,gas 292.43 J/mol×K 838.44 Calculated Property
Cp,gas 306.94 J/mol×K 919.22 Calculated Property
Cp,gas 319.72 J/mol×K 1000.00 Calculated Property
Property Value Unit Temperature (K) Source
η [0.0038548; 0.0002275] Pa×s [182.85; 412.25] Joback Predicted correlation Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is η in Pa×s, T in K
Coefficient A-1.06439e+01
Coefficient B9.29870e+02
Coefficient C0.00000e+00
Coefficient D0.00000e+00
Coefficient E0.00000e+00
CommentLiquid phase. Joback/Reid (1987), valid from Tf to 0.7·Tc.
Temperature range, min.182.85
Temperature range, max.412.25
η 0.0038548 Pa×s 182.85 Calculated Property
η 0.0020692 Pa×s 208.34 Calculated Property
η 0.0012720 Pa×s 233.83 Calculated Property
η 0.0008605 Pa×s 259.32 Calculated Property
η 0.0006243 Pa×s 284.81 Calculated Property
η 0.0004774 Pa×s 310.30 Calculated Property
η 0.0003803 Pa×s 335.79 Calculated Property
η 0.0003128 Pa×s 361.27 Calculated Property
η 0.0002640 Pa×s 386.76 Calculated Property
η 0.0002275 Pa×s 412.25 Calculated Property
Property Value Unit Temperature (K) Source
Pvap [1.33; 202.63] kPa [275.02; 401.36] The Yaws Handbook of Vapor Pressure Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.41360e+01
Coefficient B-3.07332e+03
Coefficient C-5.30930e+01
Temperature range, min.275.02
Temperature range, max.401.36
Pvap 1.33 kPa 275.02 Calculated Property
Pvap 3.04 kPa 289.06 Calculated Property
Pvap 6.31 kPa 303.10 Calculated Property
Pvap 12.14 kPa 317.13 Calculated Property
Pvap 21.85 kPa 331.17 Calculated Property
Pvap 37.16 kPa 345.21 Calculated Property
Pvap 60.19 kPa 359.25 Calculated Property
Pvap 93.47 kPa 373.28 Calculated Property
Pvap 139.88 kPa 387.32 Calculated Property
Pvap 202.63 kPa 401.36 Calculated Property

Similar Compounds

1-Ethyl-2-methylcyclopentene. Cyclopentene, 1-methyl-2-propyl. 2-Hexene, 2,3-dimethyl-. Cyclohexene, 1,2-dimethyl-. Cyclopentene, 1-butyl-2-methyl. 2,3-Dimethyl-2-heptene. CYCLOOCTENE, 1,2-DIMETHYL-. Cycloheptene, 1,2-dimethyl-. 2,3-Dimethyl-2-octene. 2-Methyl-3-ethyl-2-heptene. Bicyclo[3.2.0]hept-1(5)-ene. Cyclohexane, (1-methylethylidene)-. 1-Methyl-2-pentyl cyclohexene. 1H-Indene, 2,3,4,5,6,7-hexahydro-. 1(7)-Bicyclo[5.3.0]decane.

Find more compounds similar to Cyclopentene, 1,2-dimethyl-.

Sources

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