2-Propenamide
- Formula: C3H5NO
- Molecular weight: 71.0779
- IUPAC Standard InChI: InChI=1S/C3H5NO/c1-2-3(4)5/h2H,1H2,(H2,4,5)
- IUPAC Standard InChIKey: HRPVXLWXLXDGHG-UHFFFAOYSA-N
- CAS Registry Number: 79-06-1
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Acrylamide; Ethylenecarboxamide; Propenamide; CH2CHCONH2; Acrylic amide; Akrylamid; Amid kyseliny akrylove; Rcra waste number U007; UN 2074; Vinyl amide; 2-Propeneamide; Propenoic acid, amide; NSC 7785
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Gas phase thermochemistry data
Go To: Top, Gas phase ion energetics data, Gas Chromatography, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -130.2 ± 1.7 | kJ/mol | Ccb | Steele, Chirico, et al., 1989 | Hfusion=15.33 kJ/mol at 358K |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
View reactions leading to C3H5NO+ (ion structure unspecified)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Proton affinity (review) | 870.7 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
| Quantity | Value | Units | Method | Reference | Comment |
| Gas basicity | 839.8 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 9.5 | PE | Asbrink, Svensson, et al., 1981 | LLK |
| 9.6 | PE | Van Dam and Oskam, 1978 | LLK |
| 10.0 | PE | Asbrink, Svensson, et al., 1981 | Vertical value; LLK |
| 9.99 | PE | Van Dam and Oskam, 1978 | Vertical value; LLK |
Gas Chromatography
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics 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
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 1943. | Osada and Shibamoto, 2006 | He, 60. C @ 5. min, 2. K/min, 180. C @ 30. min; Column length: 30. m; Column diameter: 0.25 mm |
References
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Steele, Chirico, et al., 1989
Steele, W.V.; Chirico, R.D.; Nguyen, A.; Hossenlopp, I.A.; Smith, N.K.,
Determination of some pure compound ideal-gas enthalpies of formation,
AIChE Symp. Ser., 1989, 85, 140-162. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Asbrink, Svensson, et al., 1981
Asbrink, L.; Svensson, A.; Von Niessen, W.; Bieri, G.,
30.4 nm He(II) photoelectron spectra of organic molecules,
J. Electron Spectrosc. Relat. Phenom., 1981, 24, 293. [all data]
Van Dam and Oskam, 1978
Van Dam, H.; Oskam, A.,
He(I) and He(II) photoelectron spectra of some substituted ethylenes,
J. Electron Spectrosc. Relat. Phenom., 1978, 13, 273. [all data]
Osada and Shibamoto, 2006
Osada, Y.; Shibamoto, T.,
Antioxidative activity of volatile extracts from Maillard model systems,
Food Chem., 2006, 98, 3, 522-528, https://doi.org/10.1016/j.foodchem.2005.05.084
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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