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1H-Pyrrole-2,4-dicarboxylic acid, 3,5-dimethyl-, diethyl ester


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: H.Y. Afeefy, J.F. Liebman, and S.E. Stein

QuantityValueUnitsMethodReferenceComment
Deltafsolid-916.7 ± 6.3kJ/molCcbRothemund and Beyer, 1932Reanalyzed by Cox and Pilcher, 1970, Original value = -901.2 ± 6.3 kJ/mol; Author's Hf=-222.4±1.50
QuantityValueUnitsMethodReferenceComment
Deltacsolid-6235.0 ± 6.3kJ/molCcbRothemund and Beyer, 1932Reanalyzed by Cox and Pilcher, 1970, Original value = -6250.5 ± 6.3 kJ/mol; Author's Hf=-222.4±1.50

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.

Rothemund and Beyer, 1932
Rothemund, P.; Beyer, H., Calorimetrische bestimmungen bei einfachen pyrrolen, Ann. Chim., 1932, 492, 292-298. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]


Notes

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