acetic anhydride noun
: a colorless liquid C4H6O3 with a pungent odor used in organic synthesis (as of cellulose acetate and aspirin)
First Known Use of ACETIC ANHYDRIDE
acetic anhydride noun (Medical Dictionary)
: a colorless liquid (CH3CO)2O with a pungent odor and lacrimatory and vesicant action that is used especially in making acetyl derivatives (as aspirin)
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