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
noun
a colourless pungent liquid used in the manufacture of cellulose and vinyl acetates for synthetic fabrics. Formula: (CH3CO)2O
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. a colorless, volatile, flammable liquid, C 4 H 8 O 2 , having a fragrant, fruitlike odor: used chiefly as a scent in the manufacture of perfumes, flavorings, and confections, and as a solvent for paints, varnishes, and lacquers. Historical Examples Acetate of oxide of ethyl, acetic ether, Pyroligneous ether; ther aceticus, L. Cooley’s […]
- Acetimeter
. Historical Examples It is also common to speak of the degrees of the acetimeter as proof or over-proof. Cooley’s Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades…, Sixth Edition, Volume I Arnold Cooley Every division of the acetimeter (corresponding to ten fluid grains), so emptied, indicates 01 per […]
- Acetin
a colorless, thick, hygroscopic liquid, C 5 H 10 O 4 : used chiefly in the manufacture of explosives. Historical Examples Determine the acetin value of the residue at in terms of glycerol. Soap-Making Manual E. G. Thomssen The glycerine may also be determined by the acetin or bichromate methods after driving off the alcohol […]
- Aceto-
a combining form with the meanings “vinegar,” “acetic acid,” used in the formation of compound words (acetometer), especially in the names of chemical compounds in which acetic acid or the acetyl group is present (acetophenetidin). combining form containing an acetyl group or derived from acetic acid: acetone before vowels acet-, word-forming element from comb. form […]
- Acetoacetate
acetoacetate acetoacetate ac·e·to·ac·e·tate (ās’ĭ-tō-ās’ĭ-tāt’, ə-sē’tō-) n. A salt of acetoacetic acid.