*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XI4856000 CHEMICAL NAME : 1,3,4-Thiadiazolo(3,4-a)pyrimidin-4-ium, 5,7-dimethyl-, perclorate CAS REGISTRY NUMBER : 35892-59-2 LAST UPDATED : 199112 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C7-H8-N3-S.Cl-O4 MOLECULAR WEIGHT : 265.69 COMPOUND DESCRIPTOR : Agricultural Chemical SYNONYMS/TRADE NAMES : * 5,7-Dimethyl-1,3,4-thiadiazolo(3,4-a)pyrimidin-4-ium perclorate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FAVUAI Fiziologicheski Aktivnye Veshchestva. Physiologically Active Substances. (Izdatel'stvo Naukova Dumka, Kiev, USSR) No.1- 1966- Volume(issue)/page/year: 18,75,1986 *** END OF RECORD ***