Benzaldehyde
- Formula: C7H6O
- Molecular weight: 106.1219
- IUPAC Standard InChI: InChI=1S/C7H6O/c8-6-7-4-2-1-3-5-7/h1-6H
- IUPAC Standard InChIKey: HUMNYLRZRPPJDN-UHFFFAOYSA-N
- CAS Registry Number: 100-52-7
- 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: Artificial Almond Oil; Benzaldehyde FFC; Benzenecarbonal; Benzenecarboxaldehyde; Benzoic aldehyde; Phenylmethanal; Almond artificial essential oil; Phenylmethanal benzenecarboxaldehyde; NCI-C56133; Oil of Bitter Almond; Artificial essential oil of almond; Benzene carbaldehyde; NA 1989; Artifical essential oil of almond; Artificial bitter almond oil; Benzenemethylal; Benzoyl hydride; Ethereal oil of bitter almonds; Benzylaldehyde; NSC 7917; Benzyaldehyde
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Condensed phase thermochemistry data
Go To: Top, 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 |
|---|---|---|---|---|---|
| ΔfH°liquid | -20.8 ± 0.53 | kcal/mol | Ccb | Ambrose, Connett, et al., 1975 | ALS |
| ΔfH°liquid | -19.85 ± 0.20 | kcal/mol | Ccb | Lebedeva and Katin, 1972 | ALS |
| ΔfH°liquid | -20.6 | kcal/mol | Ccb | Landrieu, Baylocq, et al., 1929 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -842.50 ± 0.48 | kcal/mol | Ccb | Ambrose, Connett, et al., 1975 | Corresponding ΔfHºliquid = -20.8 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°liquid | -843.4 ± 0.2 | kcal/mol | Ccb | Lebedeva and Katin, 1972 | Corresponding ΔfHºliquid = -19.9 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°liquid | -842.7 | kcal/mol | Ccb | Landrieu, Baylocq, et al., 1929 | Corresponding ΔfHºliquid = -20.6 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| S°liquid | 52.87 | cal/mol*K | N/A | Ambrose, Connett, et al., 1975 | DH |
Constant pressure heat capacity of liquid
| Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 41.11 | 298.15 | Ambrose, Connett, et al., 1975 | T = 13 to 425 K.; DH |
| 40.89 | 302.4 | de Kolossowsky and Udowenko, 1934 | DH |
| 40.89 | 302.3 | Kolosovskii and Udovenko, 1934 | DH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Ambrose, Connett, et al., 1975
Ambrose, D.; Connett, J.E.; Green, J.H.S.; Hales, J.L.; Head, A.J.; Martin, J.F.,
Thermodynamic properties of organic oxygen compounds. 42. Physical and thermodynamic properties of benzaldehyde,
J. Chem. Thermodyn., 1975, 7, 1143-1157. [all data]
Lebedeva and Katin, 1972
Lebedeva, N.D.; Katin, Yu.A.,
Heats of combustion of certain monosubstituted benzenes,
Russ. J. Phys. Chem. (Engl. Transl.), 1972, 46, 1088. [all data]
Landrieu, Baylocq, et al., 1929
Landrieu, P.; Baylocq, F.; Johnson, J.R.,
Etude thermochimique dans la serie furanique,
Bull. Soc. Chim. France, 1929, 45, 36-49. [all data]
de Kolossowsky and Udowenko, 1934
de Kolossowsky, N.; Udowenko, W.W.,
Determination des chaleurs specifiques des liquides,
Compt. rend., 1934, 198, 1394-1395. [all data]
Kolosovskii and Udovenko, 1934
Kolosovskii, N.A.; Udovenko, W.W.,
Specific heat of liquids. II.,
Zhur. Obshchei Khim., 1934, 4, 1027-1033. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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