*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YS4740150 CHEMICAL NAME : Urea, (5-chloro-2,3-dihydro-2-oxo-6-benzoxazolyl)- CAS REGISTRY NUMBER : 81110-80-7 LAST UPDATED : 198712 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C8-H6-Cl-N3-O3 MOLECULAR WEIGHT : 227.62 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 5-Chloro-6-carbamide-benzoxazolinone-2 * (5-Chloro-2,3-dihydro-2-oxo-6-benzoxazolyl)urea *** 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 : 840 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) REFERENCE : APPHAX Acta Poloniae Pharmaceutica. For English translation, see APPFAR. (Ars Polona, POB 1001, 00-680 Warsaw 1, Poland) V.1- 1937- Volume(issue)/page/year: 38,369,1981 *** END OF RECORD ***