*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : PC4950550 CHEMICAL NAME : Methanone, (1,4-dihydro-1,4-bis(1,3,4-thiadiazol-2-yl)-1,2,4,5-t etrazine-3,6-diyl)bis (phenyl- CAS REGISTRY NUMBER : 85810-98-6 LAST UPDATED : 198503 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C20-H12-N8-O2-S2 MOLECULAR WEIGHT : 460.52 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * (1,4-Dihydro-1,4-bis(1,3,4-thiadiazol-2-yl)-1,2,4,5-tetrazine-3,6-diyl)b is(phenylmethanone) *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 100 mg/kg TOXIC EFFECTS : Behavioral - changes in motor activity (specific assay) Behavioral - irritability Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : IJSIDW Indian Journal of Pharmaceutical Sciences. (Kalina, Santa Cruz (East), Bombay 400 029, India) V.40(2)- 1978- Volume(issue)/page/year: 44,155,1982 *** END OF RECORD ***