acetic anhydride

noun

Definition of acetic anhydride

: a colorless liquid C₄H₆O₃ with a pungent odor used in organic synthesis (as of cellulose acetate and aspirin)

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acetic aldehyde

acetic anhydride

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The first known use of acetic anhydride was in 1855

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acetic anhydride

noun

Medical Definition of acetic anhydride

: 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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