1,3-Cyclopentadiene, 5-(1-methylethylidene)-

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

Quantity Value Units Method Reference Comment
Δfgas34.3kcal/molChydRoth, Adamczak, et al., 1991 

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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tfus274.05KN/AMurphy and Duggan, 1949Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Δvap10.56kcal/molVDay and Oestreich, 1957ALS

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
349.70.066Aldrich Chemical Company Inc., 1990BS
332. to 333.0.033Frinton Laboratories Inc., 1986BS

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:


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.

Roth, Adamczak, et al., 1991
Roth, W.R.; Adamczak, O.; Breuckmann, R.; Lennartz, H.-W.; Boese, R., Die Berechnung von Resonanzenergien; das MM2ERW-Kraftfeld, Chem. Ber., 1991, 124, 2499-2521. [all data]

Murphy and Duggan, 1949
Murphy, M.T.; Duggan, A.C., Pyrolysis of Butadiene, J. Am. Chem. Soc., 1949, 71, 3347. [all data]

Day and Oestreich, 1957
Day, J.H.; Oestreich, C., Fulvenes: III. Heat of combustion and resonance energy, J. Org. Chem., 1957, 22, 214-216. [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]

Frinton Laboratories Inc., 1986
Frinton Laboratories Inc., Catalog Number 11, Frinton Laboratories Inc., Vineland, NJ, 1986, 99. [all data]


Notes

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