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Cyclopropane, 1,2-dimethyl-, trans-

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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 (cal/mol*K) Temperature (K) Reference Comment
8.51350.Thermodynamics Research Center, 1997p=1 bar.
11.86100.
15.10150.
18.21200.
23.35273.15
25.232298.15
25.373300.
32.832400.
39.429500.
44.971600.
49.644700.
53.628800.
57.060900.
60.0291000.
62.6001100.
64.8281200.
66.7641300.
68.4461400.
69.9121500.
72.831750.
74.932000.
76.482250.
77.682500.
78.592750.
79.283000.

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
Deltafliquid-7.34 ± 0.19kcal/molCcbGood, 1971 
Quantity Value Units Method Reference Comment
Deltacliquid-804.49 ± 0.18kcal/molCcbGood, 1971Corresponding «DELTA»fliquid = -7.34 kcal/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 by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director

Quantity Value Units Method Reference Comment
Tboil301.5 ± 0.9KAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus123.4 ± 0.3KAVGN/AAverage 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:
LL - Sharon G. Lias and Joel F. Liebman
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
9.02 ± 0.05EIHolmes and Lossing, 1991LL
9.73 ± 0.02EINatalis and Laune, 1964RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C3H6+11.29 ± 0.05C2H4EINatalis and Laune, 1964RDSH
C4H7+11.38 ± 0.04CH3EINatalis and Laune, 1964RDSH

IR Spectrum

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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IR spectrum
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Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NIST Mass Spectrometry Data Center
State gas
Instrument HP-GC/MS/IRD

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
NIST MS number 249

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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]

Holmes and Lossing, 1991
Holmes, J.L.; Lossing, F.P., Ionization energies of homologous organic compounds and correlation with molecular size, Org. Mass Spectrom., 1991, 26, 537. [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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