1,2-Butadiene, 3-methyl-

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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Δfgas129.07 ± 0.57kJ/molCcrSteele, Chirico, et al., 1990ALS
Δfgas129.1kJ/molN/AGood, 1969Value computed using ΔfHliquid° value of 101.2±0.5 kj/mol from Good, 1969 and ΔvapH° value of 27.9 kj/mol from missing citation.; DRB
Quantity Value Units Method Reference Comment
gas321.21J/mol*KN/AMesserly J.F., 1970GT

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
38.2050.Thermodynamics Research Center, 1997GT
55.62100.
69.75150.
82.12200.
99.38273.15
105.25298.15
105.68300.
128.46400.
149.03500.
166.94600.
182.47700.
196.0800.
207.7900.
217.91000.
226.81100.
234.51200.
241.11300.
246.81400.
251.81500.

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.

Steele, Chirico, et al., 1990
Steele, W.V.; Chirico, R.D.; Nguyen, A.; Hossenlopp, I.A.; Smith, N.K., Determination of ideal-gas enthalpies of formation for key compounds, Am. Inst. Chem. Eng. Symp. Ser. (AIChE Symp. Ser.), 1990, 138-154. [all data]

Good, 1969
Good, W.D., 3-Methyl-1,2-butadiene: Enthalpies of combustion and formation, J. Chem. Eng. Data, 1969, 14, 480-481. [all data]

Messerly J.F., 1970
Messerly J.F., Chemical thermodynamic properties of the pentadienes. Third law studies, J. Chem. Eng. Data, 1970, 15, 227-232. [all data]

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]


Notes

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