Glycerol 1-palmitate
- Formula: C19H38O4
- Molecular weight: 330.5026
- IUPAC Standard InChI: InChI=1S/C19H38O4/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-19(22)23-17-18(21)16-20/h18,20-21H,2-17H2,1H3
- IUPAC Standard InChIKey: QHZLMUACJMDIAE-UHFFFAOYSA-N
- CAS Registry Number: 542-44-9
- 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: Hexadecanoic acid, 2,3-dihydroxypropyl ester; Palmitin, 1-mono-; α-Monopalmitin; Glycerol 1-monopalmitate; Glycerol 3-palmitate; Glyceryl palmitate; Palmitic acid α-monoglyceride; 1-Monopalmitin; Glycerol α-palmitate; 1-Monopalmitoylglycerol; 1-Palmitoylglycerol; 2,3-Dihydroxypropyl palmitate; (.+/-.)-2,3-Dihydroxypropyl hexadecanoate; (.+/-.)-1-Hexadecanoylglycerol; NSC 404240; 1-Glycerol hexadecanoate; Monopalmitin
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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°solid | -301.63 ± 0.45 | kcal/mol | Ccb | Silbert, Daubert, et al., 1965 | Reanalyzed by Cox and Pilcher, 1970, Original value = -306.30 ± 0.58 kcal/mol; ALS |
| ΔfH°solid | -305.83 | kcal/mol | Ccb | Clarke and Stegeman, 1940 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -2778.67 ± 0.51 | kcal/mol | Ccb | Silbert, Daubert, et al., 1965 | Corresponding ΔfHºsolid = -306.29 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°solid | -2778.78 ± 0.36 | kcal/mol | Ccb | Clarke and Stegeman, 1940 | Corresponding ΔfHºsolid = -306.18 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 135.5 | 298. | Silbert, Daubert, et al., 1965 | βL form.; DH |
| 144.1 | 298. | Clarke and Stegeman, 1940 | 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.
Silbert, Daubert, et al., 1965
Silbert, L.S.; Daubert, B.F.; Mason, L.S.,
The heats of combustion, formation, and isomerization of isomeric monoglycerides,
J. Phys. Chem., 1965, 69, 2887-2894. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Clarke and Stegeman, 1940
Clarke, T.H.; Stegeman, G.,
α- And β-monopalmitin, heats of combustion and specific heats at 25°,
J. Am. Chem. Soc., 1940, 62, 1815-1817. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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