Benzoic acid, 3,4,5-trihydroxy-

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

Quantity Value Units Method Reference Comment
Δfsolid-1013. ± 5.0kJ/molCcbLobanov and Karmanova, 1971 
Quantity Value Units Method Reference Comment
Δcsolid-2600. ± 5.0kJ/molCcbLobanov and Karmanova, 1971Corresponding Δfsolid = -1013. kJ/mol (simple calculation by NIST; no Washburn corrections)

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

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Reference Comment
75.1406.Hirsbrunner, 1934Based on data from 391. - 421. K.

Reaction 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

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Propyl gallate + Water = Benzoic acid, 3,4,5-trihydroxy- + 1-Propanol

By formula: C10H12O5 + H2O = C7H6O5 + C3H8O

Quantity Value Units Method Reference Comment
Δr-15.4 ± 6.6kJ/molEqkTewari, Schantz, et al., 1996liquid phase; solvent: Toluene

Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry 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.
Origin RADIAN CORP
NIST MS number 76442

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References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry 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.

Lobanov and Karmanova, 1971
Lobanov, G.A.; Karmanova, L.P., Enthalpy of formation of some organic substances, Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 1971, 14, 865-867. [all data]

Hirsbrunner, 1934
Hirsbrunner, H., Uber das gleichgewicht der thermischen dissoziation der salicylsaure, Helv. Chim. Acta, 1934, 17, 477-504. [all data]

Tewari, Schantz, et al., 1996
Tewari, Y.B.; Schantz, M.M.; Rekharsky, M.V.; Goldberg, R.N., Thermodynamics of the hydrolysis of 3,4,5-trihydroxybenzoic acid propyl ester (n-propylgallate) to 3,4,5-trihydroxybenzoic acid (gallic acid) and propan-1-ol in aqueous media and in toluene, J. Chem. Thermodyn., 1996, 28, 171-185. [all data]


Notes

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