*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DV2099000 CHEMICAL NAME : 2,2'-Biphenyldiamine CAS REGISTRY NUMBER : 1454-80-4 BEILSTEIN REFERENCE NO. : 1949579 REFERENCE : 4-13-00-00356 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C12-H12-N2 MOLECULAR WEIGHT : 184.26 WISWESSER LINE NOTATION : ZR BR BZ SYNONYMS/TRADE NAMES : * o-Benzidine * (1,1'-Biphenyl)-2,2'-diamine * o,o'-Diaminobiphenyl * 2,2'-Diaminobiphenyl * 2,2'-Diaminodiphenyl *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 56 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#08682 *** END OF RECORD ***