*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DD1400000 CHEMICAL NAME : Benzidine, 2-nitro- CAS REGISTRY NUMBER : 2243-78-9 BEILSTEIN REFERENCE NO. : 2736686 REFERENCE : 3-13-00-00449 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C12-H11-N3-O2 MOLECULAR WEIGHT : 229.26 WISWESSER LINE NOTATION : WNR BZ ER DZ COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * 2-Nitrobenzidin * 2-Nitrobenzidine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,758,1986 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 200 nmol REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 319,19,1993 TYPE OF TEST : Mutation test systems - not otherwise specified ROUTE OF EXPOSURE : Intraperitoneal TEST SYSTEM : Rodent - mouse DOSE/DURATION : 100 mg/kg REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 319,19,1993 TYPE OF TEST : Cytogenetic analysis ROUTE OF EXPOSURE : Intraperitoneal TEST SYSTEM : Rodent - mouse DOSE/DURATION : 100 mg/kg REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 319,19,1993 *** END OF RECORD ***