*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XI2887000 CHEMICAL NAME : 1,3,4-Thiadiazol-2-amine, 5-(1-(3-chlorophenyl)-5-((4-(dimethylamino)phenyl)azo )-4-methoxy-1H-pyrazo l-3-yl)- CAS REGISTRY NUMBER : 172701-58-5 LAST UPDATED : 199703 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C20-H19-Cl-N8-O-S MOLECULAR WEIGHT : 454.98 COMPOUND DESCRIPTOR : Drug *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 175 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 45,1074,1995 *** END OF RECORD ***