Sorbitan monooleate (CAS 1338-43-8) Description

Synonym:1,4-anhydro-6-O-[(9Z)-octadec-9-enoyl]-D-glucitol; Span 80

Application:A non-ionic surfactant

CAS Number:1338-43-8

Molecular Weight:428.60

Molecular Formula:C24H44O6

Solubility:Soluble in water, ethanol (50 mg/ml), isopropanol, and ether. Insoluble in acetone.

Storage:Store at room temperature

Boiling Point:   >260 °C

Density:~1.1 g/mL (Predicted)


Sorbitan monooleate is a partial oleate ester of sorbitol and its mono- and dianhydrides.


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