USPUSP-NF
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Stearyl Alcohol
1-Octadecanol
Octadecyl Alcohol C18H38O Formula wt: 270.50
[112-92-5] 2KR89I4H1Y stearyl alcohol

DESCRIPTION

Stearyl Alcohol occurs as colorless to white granules or flakes. It is manufactured by the transesterification and distillation of unrefined coconut or palm oil using a zinc catalyst and in the presence of methanol. The resulting methyl esters are then hydrogenated in the presence of a copper catalyst. It is purified and catalysts are removed through fractional distillation. Stearyl Alcohol is soluble in alcohol, in ether, in benzene, and in acetone, and is insoluble in water.

USP REFERENCE STANDARDS FOR PURCHASE

USP Cetyl Alcohol RS
USP Stearyl Alcohol RS
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