Stearyl Alcohol
Title: Stearyl Alcohol
CAS Registry Number: 112-92-5
CAS Name: 1-Octadecanol
Additional Names: stenol
Molecular Formula: C18H38O
Molecular Weight: 270.49
Percent Composition: C 79.93%, H 14.16%, O 5.91%
Line Formula: CH3(CH2)16CH2OH
Literature References: The official substance is a mixture of solid alcohols consisting chiefly of stearyl alcohol. Preparation from ethyl stearate: Brown, Rao, J. Am. Chem. Soc. 78, 2582 (1956); Hesse, Schrödel, Ann. 607, 24 (1954). Prepn of technical grade from sperm whale oil: Maiorov et al., Zh. Prikl. Khim. 37, 1344 (1964).
Properties: Unctuous white flakes or granules, mp 56-60° (the pure substance, mp 59.4-59.8°, bp15 210°). Sol in alcohol, ether, benzene, acetone.
Melting point: mp 56-60°; mp 59.4-59.8°
Boiling point: bp15 210°
Use: Substitute for cetyl alc in pharmaceutical dispensing, in cosmetic creams, for emulsions, textile oils and finishes, as antifoam agent, lubricant, and chemical raw material.

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