*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : CN2710000 CHEMICAL NAME : Azobenzene, 4-nitro- CAS REGISTRY NUMBER : 2491-52-3 LAST UPDATED : 199410 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C12-H9-N3-O2 MOLECULAR WEIGHT : 227.24 WISWESSER LINE NOTATION : WNR DNUNR COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Diazene, (4-nitrophenyl)phenyl- * p-Nitroazobenzene * 4-Nitroazobenzene * (4-Nitrophenyl)phenyldiazene *** HEALTH HAZARD DATA *** ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 100 nmol/plate REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 68,373,1977 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 100 nmol/plate REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 72,921,1981 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Positive: Histidine reversion-Ames test *** END OF RECORD ***