*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NY3400000 CHEMICAL NAME : Isoxazolo(5,4-d)pyrimidine, 6-tert-butyl-3-isopropyl- CAS REGISTRY NUMBER : 67239-26-3 LAST UPDATED : 199012 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C12-H17-N3-O2 MOLECULAR WEIGHT : 235.32 WISWESSER LINE NOTATION : T56 BON FVM INJ DY1&1 HX1&1&1 COMPOUND DESCRIPTOR : Agricultural Chemical SYNONYMS/TRADE NAMES : * FMC-21844 *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 15400 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969 Volume(issue)/page/year: 5,117,1976 *** END OF RECORD ***