ethanoyl chloride

Quick Reference

A colourless liquid acyl chloride (see acyl halides), CH3COCl, with a pungent smell; r.d. 1.105; m.p. –112.15°C; b.p. 50.9°C. It is made by reacting ethanoic acid with a halogenating agent such as phosphorus(III) chloride, phosphorus(V) chloride, or sulphur dichloride oxide and is used to introduce ethanoyl groups into organic compounds containing –OH, –NH2, and –SH groups. See acylation.

Subjects: Chemistry.

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