Acetyltannic Acid

Title: Acetyltannic Acid
CAS Registry Number: 1397-74-6
Additional Names: Diacetyltannic acid; tannyl acetate
Trademarks: Acetannin; Tannigen
Literature References: Acetylation of tannin: Ciusa, Sollazzo, Ann. Chim. Appl. 33, 72 (1942); C.A. 38, 57944 (1944).
Properties: Yellowish- or grayish-white odorless powder; darkens on exposure to light. Softens under water at about 70°. Slightly soluble in water or alcohol; sol in ethyl acetate, solns of borax or sodium phosphate, or with gradual decompn in solns of alkali hydroxides and carbonates. Incompat. Alkalies, iron salts.
Therap-Cat: Astringent (intestinal).
Therap-Cat-Vet: Astringent (intestinal) for foals, calves, dogs.
Keywords: Antidiarrheal.
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