Acetyl bromide

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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
Δfgas-196. ± 3.kJ/molCmDevore and O'Neal, 1969Heat of hydrolysis
Δfgas-195.kJ/molCmCarson and Skinner, 1949 

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
Δfliquid-223.3 ± 0.63kJ/molCmDevore and O'Neal, 1969Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -225.6 ± 0.3 kJ/mol; Heat of hydrolysis
Δfliquid-226. ± 0.54kJ/molCmCarson and Skinner, 1949 

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
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil349.2KN/AWeast and Grasselli, 1989BS
Tboil349.KN/AYamase, 1961Uncertainty assigned by TRC = 3. K; TRC
Tboil353.65KN/ASlanina and Hennion, 1937Uncertainty assigned by TRC = 1.5 K; TRC
Tboil349.07KN/AMathews and Fehlandt, 1931Uncertainty assigned by TRC = 0.5 K; TRC
Tboil349.85KN/ATimmermans and Mattaar, 1921Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Tfus177.KN/ABuckingham and Donaghy, 1982BS
Tfus176.65KN/ATimmermans and Mattaar, 1921Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Δvap29.6 ± 0.3kJ/molVDevore and O'Neal, 1969Heat of hydrolysis; ALS
Δvap31.kJ/molVCarson and Skinner, 1949ALS

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
344.1.00Buckingham and Donaghy, 1982BS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
29.5304.AStephenson and Malanowski, 1987Based on data from 289. to 334. K.; AC
31.4290.N/ADevore and O'Neal, 1969Based on data from 275. to 333. K.; AC
30.3348.1VMathews and Fehlandt, 1931, 2ALS

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
275.6 to 333.72.63448670.92-102.24Devore and O'Neal, 1969Coefficents calculated by NIST from author's data.

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:


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

Acetyl bromide + Water = Hydrogen bromide + Acetic acid

By formula: C2H3BrO + H2O = HBr + C2H4O2

Quantity Value Units Method Reference Comment
Δr-97.53kJ/molCmDevore and O'Neal, 1969liquid phase; Heat of hydrolysis
Δr-96.48kJ/molCmCarson and Skinner, 1949liquid phase

References

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

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Devore and O'Neal, 1969
Devore, J.A.; O'Neal, H.E., Heats of formation of the acetyl halides and of the acetyl radical, J. Phys. Chem., 1969, 73, 2644-2648. [all data]

Carson and Skinner, 1949
Carson, A.S.; Skinner, H.A., 201. Carbon-halogen bond energies in the acetyl halides, J. Chem. Soc., 1949, 936-939. [all data]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Yamase, 1961
Yamase, Y., Friedel-Crafts Acylation II. Relative Reactivity for Some Acyl Halides, Bull. Chem. Soc. Jpn., 1961, 34, 480-84. [all data]

Slanina and Hennion, 1937
Slanina, S.J.; Hennion, G.F., Reactions of Alkenyl Esters Derived from Alkylacetylenes, J. Am. Chem. Soc., 1937, 59, 855. [all data]

Mathews and Fehlandt, 1931
Mathews, J.H.; Fehlandt, P.R., The Heats of Vaporization of Some Organic Compounds, J. Am. Chem. Soc., 1931, 53, 3212. [all data]

Timmermans and Mattaar, 1921
Timmermans, J.; Mattaar, J.F., Freezing points of orgainic substances VI. New experimental determinations., Bull. Soc. Chim. Belg., 1921, 30, 213. [all data]

Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M., Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Mathews and Fehlandt, 1931, 2
Mathews, J.H.; Fehlandt, P.R., The heats of vaporization of some organic compounds, J. Am. Chem. Soc., 1931, 53, 3212-32. [all data]


Notes

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