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Oxirane, 2,3-dimethyl-, trans-

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Gas phase thermochemistry data

Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References, Notes

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
48.53100.Durig J.R., 1982The impression is formed that authors did not take into account the existence of optical isomers for trans-isomer. In this case, the Rln2 (5.76 J/mol*K) should be added to values of S(T).
73.22200.
98.32298.15
124.68400.
147.28500.
166.52600.
182.84700.
196.65800.
208.78900.
218.821000.

Phase change data

Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), References, Notes

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
Tboil327.7KN/AAldrich Chemical Company Inc., 1990BS
Tboil327. - 328.KN/AFarchan Laboratories, 1990BS
Tboil330.15KN/ACottle and Powell, 1936Uncertainty assigned by TRC = 3. K; TRC
Quantity Value Units Method Reference Comment
Tfus190.55KN/ATimmermans, 1952Uncertainty assigned by TRC = 0.5 K; TRC
Tfus188.15KN/AWilson and Lucas, 1936Uncertainty assigned by TRC = 6. K; TRC

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Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References, Notes

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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C4H8O+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
9.98PEMcAlduff and Houk, 1977Vertical value; LLK

Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Phase change data, Gas phase ion energetics data, References, Notes

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 296

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References

Go To: Top, Gas phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Notes

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

Durig J.R., 1982
Durig J.R., Vibrational spectra and torsional analysis of cis-2,3-dimethyloxirane and trans-2,3-dimethyloxirane, J. Mol. Struct., 1982, 95, 59-84. [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Farchan Laboratories, 1990
Farchan Laboratories, Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [all data]

Cottle and Powell, 1936
Cottle, D.L.; Powell, L.S., The Reaction of 2,3-Epoxybutane with Grignard Reagent, J. Am. Chem. Soc., 1936, 58, 2267. [all data]

Timmermans, 1952
Timmermans, J., Freezing points of organic compounds. VVI New determinations., Bull. Soc. Chim. Belg., 1952, 61, 393. [all data]

Wilson and Lucas, 1936
Wilson, C.E.; Lucas, H.J., Stereochemical Relationships of the Isomeric 2,3-Butanediols and Related Compounds; Evidence of Walden Inversion, J. Am. Chem. Soc., 1936, 58, 2396. [all data]

McAlduff and Houk, 1977
McAlduff, E.J.; Houk, K.N., Photoelectron spectra of substituted oxiranes and thiiranes. Substituent effects on ionization potentials involving «sigma» orbitals, Can. J. Chem., 1977, 55, 318. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References