arsanilicadj.
/ɑːsəˈnɪlɪk/, U.S. /ɑrsəˈnɪlɪk/ Chemistry.
arsanilic acid n. a compound of arsanic acid and aniline, used formerly in the treatment of syphilis and trypanosomiasis and added to the feed of pigs and poultry to promote growth and prevent intestinal infection.Chemical name: 4-aminophenylarsonic acid; C6H8AsNO3.Formerly also called Atoxyl.
ΘΚΠ
the world > matter > chemistry > organic chemistry > organometallurgy > [adjective] > organometallic compounds
cacodylic1850
arsanilic acid1907
phenylmercury1921
1907 Chem. Abstr. 1 2715 The ‘arsenic anilide’ is really p-aminophenylarsinic acid or arsanilic acid, as the author [sc. Ehrlich & Bertheim] terms his compound.
1937 Thorpe's Dict. Appl. Chem. I. 486/2 p-Arsanilic acid..was first obtained by Béchamp by heating a mixture of aniline and arsenic acid at 190°–200° with stirring.
1959 Times 7 Dec. (Agric. Suppl.) p. vii/1 Arsanilic acid..used both as the free acid and as the sodium salt..to improve feathering and pigmentation [in poultry].
2006 D. A. Tisch Animal Feeds, Feeding & Nutrition, & Ration Eval. xv. 136 We want to use arsanilic acid as an additive to aid in feed efficiency, to promote growth, and to prevent diarrhea.
This entry has been updated (OED Third Edition, September 2018; most recently modified version published online December 2021).
<
adj.1907