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Formamide

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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
Deltafgas-186.kJ/molEqkBauder and Gunthard, 1958 

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Deltafliquid-251.kJ/molEqkBauder and Gunthard, 1958ALS

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
107.61298.15DeWit, DeKruif, et al., 1983T = 90 to 290 K. Cp = 89.88 + 0.05947 (T/K) J/mol*K (275 to 300 K).; DH
107.9298.15De Visser, Heuvelsland, et al., 1978DH
108.11298.15Vorob'ev, Privalova, et al., 1977DH
107.298.15Bonner and Cerutti, 1976DH
107.62298.15Skold, Suurkuusk, et al., 1976DH
108.11298.15de Visser and Somsen, 1974DH
105.2293.Rastorguev and Ganiev, 1967T = 293 to 373 K.; DH
107.6298.Somsen and Coops, 1965One temperature; DH

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase 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 as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar
ALS - 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

CH2NO- + Hydrogen cation = Formamide

By formula: CH2NO- + H+ = CH3NO

Quantity Value Units Method Reference Comment
Deltar1505. ± 8.8kJ/molG+TSTaft, 1987gas phase; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Deltar1476. ± 8.4kJ/molIMRETaft, 1987gas phase; value altered from reference due to change in acidity scale; B

CH6N+ + Formamide = (CH6N+ bullet Formamide)

By formula: CH6N+ + CH3NO = (CH6N+ bullet CH3NO)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity Value Units Method Reference Comment
Deltar126.kJ/molPHPMSMeot-Ner, 1984gas phase; M
Deltar126.kJ/molPHPMSMeot-Ner, 1984, 2gas phase; M

Lithium ion (1+) + Formamide = (Lithium ion (1+) bullet Formamide)

By formula: Li+ + CH3NO = (Li+ bullet CH3NO)

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
157.373.CIDCHerreros, Gal, et al., 1999RCD

Formamide = Carbon monoxide + Ammonia

By formula: CH3NO = CO + H3N

Quantity Value Units Method Reference Comment
Deltar29.4kJ/molEqkBauder and Gunthard, 1958gas phase; ALS

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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.

Bauder and Gunthard, 1958
Bauder, A.; Gunthard, Hs.H., Thermodynamische Eigenschaften von Formamid, Helv. Chim. Acta, 1958, 41, 670-673. [all data]

DeWit, DeKruif, et al., 1983
DeWit, H.G.M.; DeKruif, C.G.; Van Miltenburg, J.C., Thermodynamic properties of molecular organic crystals containing organic crystals containing nitrogen, oxygen, and sulfur. II. Molar heat capacities of eight compounds by adiabatic calorimetry, J. Chem. Thermodynam., 1983, 15, 891-902. [all data]

De Visser, Heuvelsland, et al., 1978
De Visser, C.; Heuvelsland, W.J.M.; Dunn, L.A.; Somsen, G., Some properties of binary aqueous liquid mixtures, J. Chem. Soc., Faraday Trans.1, 1978, 74, 1159-1169. [all data]

Vorob'ev, Privalova, et al., 1977
Vorob'ev, A.F.; Privalova, N.M.; Rekharskii, M.V., Hermetically sealed calorimeter with automatic adiabatic enclosure for determining the specific heats of liquids, Zhur. Fiz. Khim., 1977, 51, 1843-1846. [all data]

Bonner and Cerutti, 1976
Bonner, O.D.; Cerutti, P.J., The partial molar heat capacities of some solutes in water and deuterium oxide, J. Chem. Thermodynam., 1976, 8, 105-111. [all data]

Skold, Suurkuusk, et al., 1976
Skold, R.; Suurkuusk, J.; Wadso, I., Thermochemistry of solutions of biochemical model compounds. 7. Aqueous solutions of some amides, t-butanol, and pentanol, J. Chem. Thermodynam., 1976, 8, 1075-1080. [all data]

de Visser and Somsen, 1974
de Visser, C.; Somsen, G., Molar heat capacities of binary mixtures of water and some amides at 298.15 K, Z. Physik. Chem. [N.F.], 1974, 92, 159-162. [all data]

Rastorguev and Ganiev, 1967
Rastorguev, Yu.L.; Ganiev, Yu.A., Study of the heat capacity of selected solvents, Izv. Vyssh. Uchebn. Zaved. Neft Gaz. 10, 1967, No.1, 79-82. [all data]

Somsen and Coops, 1965
Somsen, G.; Coops, J., Enthalpies of solvation of alkali halides in formamide. I. The enthalpies of solution of alkali halides in formamide, Rec. Trav. chim., 1965, 84, 985-1002. [all data]

Taft, 1987
Taft, R.W., The Nature and Analysis of Substitutent Electronic Effects, Personal communication. See also Prog. Phys. Org. Chem., 1987, 16, 1. [all data]

Meot-Ner, 1984
Meot-Ner, (Mautner)M., The Ionic Hydrogen Bond and Ion Solvation. 1. -NH+ O-, -NH+ N- and -OH+ O- Bonds. Correlations with Proton Affinity. Deviations Due to Structural Effects, J. Am. Chem. Soc., 1984, 106, 5, 1257, https://doi.org/10.1021/ja00317a015 . [all data]

Meot-Ner, 1984, 2
Meot-Ner, (Mautner), The Ionic Hydrogen Bond. 4. Intramolecular and Multiple Bonds. Proton Affinities, Hydration and Complexes of Amides and Amino Acid Derivatives, J. Am. Chem. Soc., 1984, 106, 2, 278, https://doi.org/10.1021/ja00314a003 . [all data]

Herreros, Gal, et al., 1999
Herreros, M.; Gal, J.-F.; Maria, P.-C.; Decouzon, M., Gas-Phase Basicity of Simple Amides Toward Proton and Lithium Cation: An Experimental and Theoretical Study, Eur. J. Mass Spectrom., 1999, 5, 1, 259, https://doi.org/10.1255/ejms.282 . [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References