1H-Pyrrole-2-carboxylic acid

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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: William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δsub24.1 ± 0.2kcal/molMESantos and Silva, 2009Based on data from 331. to 353. K.

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
23.6 ± 0.2342.MESantos and Silva, 2009Based on data from 331. to 353. K.
30.31352.MEBradley and Care, 1953Based on data from 350. to 354. K. See also Jones, 1960.

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.
Origin NIST Mass Spectrometry Data Center, 1994
NIST MS number 134351

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References

Go To: Top, Phase change 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.

Santos and Silva, 2009
Santos, Ana Filipa L.O.M.; Silva, Manuel A.V. Ribeiro da, Experimental and Computational Study on the Molecular Energetics of 2-Pyrrolecarboxylic Acid and 1-Methyl-2-pyrrolecarboxylic Acid, J. Phys. Chem. A, 2009, 113, 35, 9741-9750, https://doi.org/10.1021/jp905375h . [all data]

Bradley and Care, 1953
Bradley, R.S.; Care, A.D., 348. The vapour pressure and lattice energy of hydrogen-bonded crystals. Part III. 2-Thenoic, 2-furoic, and pyrrole-2-carboxylic acids, J. Chem. Soc., 1953, 1688, https://doi.org/10.1039/jr9530001688 . [all data]

Jones, 1960
Jones, A.H., Sublimation Pressure Data for Organic Compounds., J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019 . [all data]


Notes

Go To: Top, Phase change data, Mass spectrum (electron ionization), References