Vitamin A palmitate
- Formula: C36H60O2
- Molecular weight: 524.8604
- IUPAC Standard InChI: InChI=1S/C36H60O2/c1-7-8-9-10-11-12-13-14-15-16-17-18-19-25-35(37)38-30-28-32(3)23-20-22-31(2)26-27-34-33(4)24-21-29-36(34,5)6/h20,22-23,26-28H,7-19,21,24-25,29-30H2,1-6H3/b23-20+,27-26+,31-22+,32-28+
- IUPAC Standard InChIKey: VYGQUTWHTHXGQB-FFHKNEKCSA-N
- CAS Registry Number: 79-81-2
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: Retinol, hexadecanoate; 3,7-Dimethyl-9-(2,6,6,-trimethyl-1-cyclohexen-1-yl)-2,4,6,8-nonatetraen-1-ol palmitate; Arovit; Ester found in fish liver oils; Optovit-A; retinyl palmitate
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Condensed 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 |
|---|---|---|---|---|---|
| ΔfH°solid | -1449.1 ± 5.9 | kJ/mol | Ccb | Gubareva, Gerasimov, et al., 1986 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -21292.1 ± 5.9 | kJ/mol | Ccb | Gubareva, Gerasimov, et al., 1986 | Corresponding ΔfHºsolid = -1449.2 kJ/mol (simple calculation by NIST; no Washburn corrections) |
Reaction thermochemistry data
Go To: Top, 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 by: 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
=
By formula: C36H60O2 = C36H60O2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 17.3 | kJ/mol | Eqk | Rando and Chang, 1983 | liquid phase; Iodine catalyzed isomerization |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Gubareva, Gerasimov, et al., 1986
Gubareva, A.I.; Gerasimov, P.A.; Cherkasova, T.G.; Beregovikh, V.V.,
Physicochemical properties of vitamin A-palmitate,
Khim.-Farm. Zh., 1986, 20, 250-252. [all data]
Rando and Chang, 1983
Rando, R.R.; Chang, A.,
Studies on the catalyzed interconversions of vitamin A derivatives,
J. Am. Chem. Soc., 1983, 105, 2879-2882. [all data]
Notes
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- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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