*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UV1164720 CHEMICAL NAME : 4H-Pyrido(2,1-a)pyrimidin-4-one, 6,7,8,9-tetrahydro-3-(2-(4-(6-fluro-1,2-benzisoxazol- 3-yl)-1-piperidinyl)e thyl)-9-hydroxy-2-methyl- CAS REGISTRY NUMBER : 144598-75-4 LAST UPDATED : 199509 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C23-H27-F-N4-O3 MOLECULAR WEIGHT : 426.54 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 9-Hydroxyrisperidone * R 76477 *** 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 : 65 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : DDREDK Drug Development Research. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1981- Volume(issue)/page/year: 33,399,1994 *** END OF RECORD ***