6242. Monacetin

Nomenclature

CAS number: 26446-35-5
1,2,3-Propanetriol monoacetate; acetin; monoacetin; glyceryl monoacetate.
C5H10O4; mol wt 134.13.
C 44.77%, H 7.51%, O 47.71%.
C3H7O2.OOCCH3.

Description and references

Obtained along with the di- and triacetates by heating glycerol with glacial acetic acid.

Properties

Colorless, very hygroscopic liquid; characteristic odor. The commercial product is pale yellow. d420 1.206. bp17 ≈158°; bp3 129-131°. Soluble in water, alcohol, slightly in ether. Insol in benzene.

Use

In manuf of smokeless powder and dynamite; as a solvent for basic dyes; in tanning leather.