Ethanethiol

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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 as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

C2H5S- + Hydrogen cation = Ethanethiol

By formula: C2H5S- + H+ = C2H6S

Quantity Value Units Method Reference Comment
Δr1488. ± 8.8kJ/molD-EAJanousek, Reed, et al., 1980gas phase; B
Δr1486. ± 9.2kJ/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Δr1460. ± 8.4kJ/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B

CH6N+ + Ethanethiol = (CH6N+ • Ethanethiol)

By formula: CH6N+ + C2H6S = (CH6N+ • C2H6S)

Quantity Value Units Method Reference Comment
Δr61.1kJ/molPHPMSMeot-Ner (Mautner) and Sieck, 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr82.0J/mol*KPHPMSMeot-Ner (Mautner) and Sieck, 1985gas phase; M

S-Ethyl ethanethioate + Water = Acetic acid + Ethanethiol

By formula: C4H8OS + H2O = C2H4O2 + C2H6S

Quantity Value Units Method Reference Comment
Δr-4.0 ± 0.3kJ/molCmWadso, 1957liquid phase; Heat of hydrolysis; ALS

References

Go To: Top, Reaction thermochemistry data, Notes

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

Janousek, Reed, et al., 1980
Janousek, B.K.; Reed, K.J.; Brauman, J.I., Electron photodetachment from mercaptyl anions (RS- electron affinities of mercaptyl radicals and the S-H bond strength in mercaptans), J. Am. Chem. Soc., 1980, 102, 3125. [all data]

Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr., The gas phase acidity scale from methanol to phenol, J. Am. Chem. Soc., 1979, 101, 6047. [all data]

Meot-Ner (Mautner) and Sieck, 1985
Meot-Ner (Mautner), M.; Sieck, L.W., The Ionic Hydrogen Bond and Ion Solvation. 4. SH+ O and NH+ S Bonds. Correlations with Proton Affinity. Mutual Effects of Weak and Strong Ligands in Mixed Clusters, J. Phys. Chem., 1985, 89, 24, 5222, https://doi.org/10.1021/j100270a021 . [all data]

Wadso, 1957
Wadso, I., The heats of hydrolysis of some alkyl thiolesters, Acta Chem. Scand., 1957, 11, 1745-1751. [all data]


Notes

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