*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UY5913000 CHEMICAL NAME : 2-Pyrrolidinone, 5-phenyl- CAS REGISTRY NUMBER : 22050-10-8 BEILSTEIN REFERENCE NO. : 0125177 REFERENCE : 5-21-08-00087 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H11-N-O MOLECULAR WEIGHT : 161.22 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Lactam of gamma-phenyl-gamma-aminobutyric acid * 5-Phenyl-2-pyrrolidinone *** 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 : 450 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - ataxia REFERENCE : AITEAT Archivum Immunologiae et Therapiae Experimentalis. (Ars Polona, POB 1001, 00-068 Warsaw 1, Poland) V.10- 1962- Volume(issue)/page/year: 23,733,1975 *** END OF RECORD ***