Ascorbyl palmitate
Ascorbyl palmitate is an ester formed from ascorbic acid and palmitic acid creating a fat-soluble form of vitamin C. In addition to its use as a source of vitamin C, it is also used as an antioxidant food additive (E number E304). It is approved for use as a food additive in the EU,[1] the U.S.,[2] Canada,[3] Australia, and New Zealand.[4]
Names | |
---|---|
IUPAC name
[(2S)-2-[(2R)-4,5-Dihydroxy-3-oxo-2-furyl]-2-hydroxy-ethyl] hexadecanoate | |
Other names
Ascorbyl palmitate L-Ascorbic acid 6-hexadecanoate 6-O-Palmitoylascorbic acid | |
Identifiers | |
3D model (JSmol) |
|
Abbreviations | E304 |
ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.004.824 |
E number | E304 (antioxidants, ...) |
PubChem CID |
|
UNII | |
CompTox Dashboard (EPA) |
|
| |
| |
Properties | |
C22H38O7 | |
Molar mass | 414.539 g·mol−1 |
Appearance | White to yellowish colored powder |
Melting point | 116 to 117 °C (241 to 243 °F; 389 to 390 K) |
Very slightly soluble in water; freely soluble in ethanol | |
Hazards | |
Flash point | 178.1 °C (352.6 °F; 451.2 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
Infobox references | |
Ascorbyl palmitate is also marketed as "vitamin C ester".
See also
References
- UK Food Standards Agency: "Current EU approved additives and their E Numbers". Retrieved 2011-10-27.
- US Food and Drug Administration: "Listing of Food Additives Status Part I". Archived from the original on 2012-01-17. Retrieved 2011-10-27.
- Health Canada: "Chemical Substance - Ascorbyl palmitate". Retrieved 2016-08-13.
- Australia New Zealand Food Standards Code"Standard 1.2.4 - Labelling of ingredients". Retrieved 2011-10-27.
External links
- Bioavailability of Different Forms of Vitamin C (Ascorbic Acid)
- Information from the Linus Pauling Institute
- Record in the Household Products Database of NLM
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.