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Sorbitan oleate

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Sorbitan oleate is a widely used ingredient in cosmetics, personal care, and skincare formulations. Depending on its function, it may serve as a moisturizer, preservative, emulsifier, or active ingredient to enhance the overall effectiveness and performance of a product.

Sorbitan oleate (Wikipedia)

Sorbitan monooleate (commercially: Span® 80; Croda International PLC) is a nonionic surfactant and emulsifier widely used in various industries, including food, pharmaceuticals, and cosmetics. It is a sorbitan ester produced by the esterification of sorbitan with oleic acid, resulting in a light yellow, viscous liquid that is insoluble in water but soluble in organic solvents.

Sorbitan monooleate
Names
IUPAC name
1,4-Anhydro-D-glucitol 6-[(9Z)-octadec-9-enoate]
Systematic IUPAC name
(2R)-2-[(2R,3R,4S)-3,4-Dihydroxyoxolan-2-yl]-2-hydroxyethyl (9Z)-octadec-9-enoate
Other names
  • Sorbitan oleate
  • Span 80
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.014.242 Edit this at Wikidata
EC Number
  • 618-490-5
E number E494 (thickeners, ...)
UNII
  • InChI=1S/C24H44O6/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-22(27)29-19-21(26)24-23(28)20(25)18-30-24/h9-10,20-21,23-26,28H,2-8,11-19H2,1H3/b10-9-/t20-,21+,23+,24+/m0/s1
    Key: NWGKJDSIEKMTRX-AAZCQSIUSA-N
  • CCCCCCCC/C=C\CCCCCCCC(=O)OC[C@H]([C@@H]1[C@@H]([C@H](CO1)O)O)O
Properties
C24H44O6
Molar mass 428.610 g·mol−1
Density 0.986 g/mL
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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