Acetic anhydride

a colorless, pungent liquid, C 4 H 6 O 3 , the anhydride of acetic acid: used chiefly as a reagent and in the production of plastics, film, and fabrics derived from cellulose.
Historical Examples

It may be synthesized from resorcin and malic anhydride or from β resorcyl aldehyde, acetic anhydride and sodium acetate.
Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 6 Various

Jute reacts with nitric acid in presence of sulphuric acid to form nitrates; and with acetic anhydride to form low acetates.
Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 5 Various

When treated under pressure with three times its weight of acetic anhydride at 130-140° it dissolves perfectly.
Scientific American Supplement, No. 455, September 20, 1884 Various

Linalyl acetate, or artificial bergamot oil, is the ester formed when linalol is treated with acetic anhydride.
The Handbook of Soap Manufacture W. H. Simmons

a colourless pungent liquid used in the manufacture of cellulose and vinyl acetates for synthetic fabrics. Formula: (CH3CO)2O


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