Cyclopropane, 1,2-dimethyl-, cis-

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Gas phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
35.9150.Thermodynamics Research Center, 1997p=1 bar.
49.40100.
62.47150.
74.98200.
95.47273.15
103.05298.15
103.62300.
134.22400.
161.86500.
185.36600.
205.24700.
222.23800.
236.86900.
249.501000.
260.451100.
269.951200.
278.181300.
285.341400.
291.571500.
303.91750.
312.92000.
319.62250.
324.62500.
328.42750.
331.43000.

Condensed phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfliquid-26.3 ± 0.67kJ/molCcbGood, 1971 
Quantity Value Units Method Reference Comment
Δcliquid-3370.4 ± 0.59kJ/molCcbGood, 1971Corresponding Δfliquid = -26.3 kJ/mol (simple calculation by NIST; no Washburn corrections)

Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

Quantity Value Units Method Reference Comment
Tboil309. ± 3.KAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus132.2 ± 0.1KAVGN/AAverage of 10 out of 11 values; Individual data points

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C5H10+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
9.76 ± 0.02EINatalis and Laune, 1964RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C3H6+11.26C2H4EINatalis and Laune, 1964RDSH
C4H7+11.32 ± 0.03CH3EINatalis and Laune, 1964RDSH

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Thermodynamics Research Center, 1997
Thermodynamics Research Center, Selected Values of Properties of Chemical Compounds., Thermodynamics Research Center, Texas A&M University, College Station, Texas, 1997. [all data]

Good, 1971
Good, W.D., The enthalpies of combustion and formation of some alkyl cyclopropanes, J. Chem. Thermodyn., 1971, 3, 539-546. [all data]

Natalis and Laune, 1964
Natalis, P.; Laune, J., Etude du comportement d'isomeres geometriques sous l'impact electronique. IV. Cyclopropane, methylcyclopropane et dimethylcyclopropanes gem. cis et trans, Bull. Soc. Chim. Belges, 1964, 73, 944. [all data]


Notes

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