Sorbitan tristearate is a nonionic surfactant. It is variously used as a dispersing agent, emulsifier, and stabilizer, in food and in aerosol sprays. As a food additive, it has the E number E492. Brand names for polysorbates include Alkest, Canarcel, and Span. The consistency of sorbitan tristearate is waxy; its color is light cream to tan.
Names | |
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IUPAC name Octadecanoic acid [(2R,3S,4R)-2-[1,2-bis(1-oxooctadecoxy)ethyl]-4-hydroxy-3-tetrahydrofuranyl] ester | |
Other names
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Identifiers | |
3D model (JSmol) | |
ECHA InfoCard | 100.043.523 |
EC Number |
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E number | E492 (thickeners, ...) |
PubChem CID | |
UNII | |
CompTox Dashboard (EPA) | |
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Properties | |
C60H114O8 | |
Molar mass | 963.54 g/mol |
Appearance | Waxy solid |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
See also
edit- Sorbitan monostearate (Span 60)
References
edit- ^ Sorbitan Tristearate, Joint Expert Committee on Food Additives
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