*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XZ5730000 CHEMICAL NAME : 4H-v-Triazolo(4,5-d)pyrimidine, 7-amino-4-methyl- CAS REGISTRY NUMBER : 77022-74-3 LAST UPDATED : 199709 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C5-H6-N6 MOLECULAR WEIGHT : 150.17 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 7-Amino-4-methyl-4H-v-triazolo(4,5-d)pyrimidine * 4H-1,2,3-Triazolo(4,5-d)pyrimidin-7-amine, 4-methyl- *** 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 : 860 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 46(5),104,1983 *** END OF RECORD ***