*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DB5930000 CHEMICAL NAME : Benzenesulfonic acid, 4-((2,4-diaminophenyl)azo)-, monosodium salt CAS REGISTRY NUMBER : 10190-66-6 LAST UPDATED : 199410 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C12-H11-N4-O3-S.Na MOLECULAR WEIGHT : 314.32 COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Benzenesulfonic acid, p-((2,4-diaminophenyl)azo)-, monosodium salt * C.I. 13220 * C.I. Direct Brown 191 * Padding Brown J * Padding Brown N *** HEALTH HAZARD DATA *** ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 100 nmol/plate REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 40,309,1976 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Positive: Histidine reversion-Ames test *** END OF RECORD ***