ethanoyl chloride ethanoyl • ethanoyl group · · · Info · Definitions · Synonyms · Characters · · ethanoyl chloride · · Text Common · · Latin · · Scripts 17 · · Length 6 · · Syllables Definitions · · · (noun) colorless liquid acyl chloride (CH3COCl) that has a pungent odor. Synonyms: acetyl chloride, ethanoyl chloride. · · Noun Definition 1 Synonyms · · · acetyl chloride · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 y latin small letter y U+0079