| Title:  4,4¢-Diaminodiphenylamine CAS Registry Number:  537-65-5 CAS Name:  N-(4-Aminophenyl)-1,4-benzenediamine Additional Names:  p-p¢-diaminodiphenylamine Molecular Formula:  C12H13N3 Molecular Weight:  199.25 Percent Composition:  C 72.34%, H 6.58%, N 21.09% Literature References:  Prepn from p-phenylenediamine and aniline hydrochloride:  Nietzki, Ber. 16, 474 (1883); from p-aminoazobenzene:  Barbier, Sisley, Bull. Soc. Chim. Fr. [3] 33, 1232 (1905); by reducing bis(p-nitrophenyl)nitroxide with tin chloride and hydrochloric acid:  Wieland, Roth, Ber. 53, 213, 226 (1920). Properties:  Leaflets from water, mp 158°.  Oxidized to bromanil and bromonitromethane by bromine and concd nitric acid. Melting point:  mp 158° Use:  Dyeing fur:  DE 367690; DE 371231; manuf dyes.  In the detection of hydrogen cyanide.  |