*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YT2910000 CHEMICAL NAME : Urea, 1-(3-ethyl-5-isopropyl-5-methyl-2-oxotetrahydro-3-fur oyl)-3-phenyl- CAS REGISTRY NUMBER : 28755-10-4 LAST UPDATED : 198608 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C18-H24-N2-O4 MOLECULAR WEIGHT : 332.44 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 1-(3-Ethyl-5-isopropyl-5-methyl-2-oxotetrahydro-3-furoyl)-3-phenylurea * alpha-(N-Phenylallophanyl)-alpha-ethyl-gamma-isopropyl-gamma-valerolacto ne *** 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 : 2563 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold REFERENCE : AITEAT Archivum Immunologiae et Therapiae Experimentalis. (Ars Polona, POB 1001, 00-068 Warsaw 1, Poland) V.10- 1962- Volume(issue)/page/year: 18,584,1970 *** END OF RECORD ***