Butanal
- Formula: C4H8O
- Molecular weight: 72.1057
- IUPAC Standard InChI: InChI=1S/C4H8O/c1-2-3-4-5/h4H,2-3H2,1H3
- IUPAC Standard InChIKey: ZTQSAGDEMFDKMZ-UHFFFAOYSA-N
- CAS Registry Number: 123-72-8
- 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: Butyraldehyde; n-Butanal; n-Butyl aldehyde; n-Butyraldehyde; Butal; Butaldehyde; Butanaldehyde; Butyl aldehyde; Butyral; Butyric aldehyde; Butyrylaldehyde; n-C3H7CHO; Aldehyde butyrique; Aldeide butirrica; Butalyde; Butyraldehyd; NCI-C56291; UN 1129; 1-Butanal; Butan-1-al; NSC 62779
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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -211.8 ± 0.92 | kJ/mol | Cm | Wiberg, Crocker, et al., 1991 | ALS |
| ΔfH°gas | -204.4 ± 1.4 | kJ/mol | Chyd | Buckley and Cox, 1967 | ALS |
| ΔfH°gas | -206.7 | kJ/mol | N/A | Nicholson, 1960 | Value computed using ΔfHliquid° value of -240.3 kj/mol from Nicholson, 1960 and ΔvapH° value of 33.6 kj/mol from Wiberg, Crocker, et al., 1991.; DRB |
| ΔfH°gas | -205.1 | kJ/mol | N/A | Tjebbes, 1960 | Value computed using ΔfHliquid° value of -238.7±0.7 kj/mol from Tjebbes, 1960 and ΔvapH° value of 33.6 kj/mol from Wiberg, Crocker, et al., 1991.; DRB |
| Quantity | Value | Units | Method | Reference | Comment |
| S°gas | 344.8 ± 4.2 | J/mol*K | N/A | Chermin, 1961 | This value calculated from calorimetric data is close to value of 345.5(2.3) J/mol*K obtained from equilibrium measurements [ Buckley E., 1967].; GT |
References
Go To: Top, Gas phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Wiberg, Crocker, et al., 1991
Wiberg, K.B.; Crocker, L.S.; Morgan, K.M.,
Thermochemical studies of carbonyl compounds. 5. Enthalpies of reduction of carbonyl groups,
J. Am. Chem. Soc., 1991, 113, 3447-3450. [all data]
Buckley and Cox, 1967
Buckley, E.; Cox, J.D.,
Chemical equilibria. Part 2.-Dehydrogenation of propanol and butanol,
Trans. Faraday Soc., 1967, 63, 895-901. [all data]
Nicholson, 1960
Nicholson, G.R.,
478. The heats of combustion of butanal and heptanal,
J. Chem. Soc., 1960, 2377-2378. [all data]
Tjebbes, 1960
Tjebbes, J.,
Heats of combustion of butannal and some related compounds,
Acta Chem. Scand., 1960, 14, 180-188. [all data]
Chermin, 1961
Chermin, H.A.G.,
Thermo data for petrochemicals. Part 27: Gaseous normal aldehydes. The important thermo properties are presented for all the gaseous normal aldehydes from formaldehyde through decaldehyde,
Pet. Refin., 1961, 40, 181-184. [all data]
Buckley E., 1967
Buckley E.,
Chemical equilibria. Part 2. Dehydrogenation of propanol and butanol,
Trans. Faraday Soc., 1967, 63, 895-901. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, References
- Symbols used in this document:
S°gas Entropy of gas at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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