Ascorbyl stearate
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Ascorbyl stearate | |
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IUPAC name | [(2S)-2-[(2R)-4,5-Dihydroxy-3-oxo-2-furyl]-2-hydroxy-ethyl] octadecanoate |
Other names | E304 L-Ascorbic acid, 6-octadecanoate Ascorbyl monooctadecanoate |
Identifiers | |
CAS number | [ | ]
PubChem | |
SMILES | OC([C@]([C@@H](O)COC(CCCCCCCCCCCCCCCCC)=O)([H])O1)=C(O)C1=O |
Properties | |
Molecular formula | C24H42O7 |
Molar mass | 442.586 g/mol |
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
Ascorbyl stearate (C24H42O7) is an ester formed from ascorbic acid and stearic acid. In addition to its use as a source of vitamin C, it is used as an antioxidant food additive in margarine (E number E304). The USDA limits its use to 0.02% individually or in conjunction with other antioxidants.
[edit] See also
[edit] References
- Burdock, George A (1996). Encyclopedia of Food & Color Additives. CRC Press, 213. ISBN 0-8493-9412-0.
- Lewis, Richard J (1989). Food Additives Handbook. Springer, 70. ISBN 0-442-20508-2.