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Names | |
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IUPAC name L-threo-Hex-2-enono-1,4-lactone 6-octadecanoate | |
Systematic IUPAC name (2S)-2-[(2R)-3,4-Dihydroxy-5-oxo-2,5-dihydrofuran-2-yl]-2-hydroxyethyl octadecanoate | |
Other names E305 L-Ascorbic acid, 6-octadecanoate Ascorbyl monooctadecanoate | |
Identifiers | |
3D model (JSmol) | |
ChEMBL | |
ChemSpider |
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ECHA InfoCard | 100.031.107![]() |
EC Number |
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E number | E305(antioxidants, ...) |
UNII | |
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Properties | |
C24H42O7 | |
Molar mass | 442.593 g·mol−1 |
Except where otherwise noted, data are given for materials in theirstandard state (at 25 °C [77 °F], 100 kPa). |
Ascorbyl stearate (C24H42O7) is anester formed fromascorbic acid andstearic acid. In addition to its use as a source ofvitamin C, it is used as anantioxidantfood additive inmargarine (E number E305). TheUSDA limits its use to 0.02% individually or in conjunction with other antioxidants.