| Title:  Nitarsone CAS Registry Number:  98-72-6 CAS Name:  4-Nitrophenylarsonic acid Additional Names:  p-nitrobenzenearsonic acid Molecular Formula:  C6H6AsNO5 Molecular Weight:  247.04 Percent Composition:  C 29.17%, H 2.45%, As 30.33%, N 5.67%, O 32.38% Literature References:  Prepn:  Jacobs et al., J. Am. Chem. Soc. 40, 1580 (1918); Doak, Freedman, US 2653160 (1953 to the U.S.A. as represented by the Administrator of the Federal Security Agency); Ruddy, Starkey, Org. Synth. coll. vol. III, 665 (1955). Properties:  Pale yellow leaflets from water, dec 298-300°.  Very slightly sol in cold water, cold alcohol; readily sol in warm water, warm alcohol. Therap-Cat-Vet:  Antihistomonad.  |