*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NI2922476 CHEMICAL NAME : 1H-Imidazo(1,2-a)(1,4)benzodiazepin-1-one, 2,4-dihydro-6-(2-chlorophenyl)-2-((4-methyl-1- piperazinyl)methylene)-8-nitro- CAS REGISTRY NUMBER : 61197-73-7 LAST UPDATED : 199303 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C23-H21-Cl-N6-O3 MOLECULAR WEIGHT : 464.95 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Loprazolam * RU 31158 *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >1 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 20,1035,1977 *** END OF RECORD ***