*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DG9280000 CHEMICAL NAME : Benzoic acid, p-((3,5-dioxo-1,2-diphenylpyrazolidinylidene)methylam ino)-, ethyl ester CAS REGISTRY NUMBER : 23711-54-8 BEILSTEIN REFERENCE NO. : 2422825 REFERENCE : 5-25-15-00485 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C25-H21-N3-O4 MOLECULAR WEIGHT : 427.49 WISWESSER LINE NOTATION : T5NNVYVJ AR& BR& DU1MR DVO2 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * p-((3,5-Dioxo-1,2-diphenylpyrazolidinylidene)methylamino)benzoic acid ethyl ester * 1,2-Diphenyl-4-(p-ethoxycarbonylanilino)methylidyne-3,5-pyrazolidinedione *** 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 : 1600 mg/kg TOXIC EFFECTS : Behavioral - analgesia Biochemical - Metabolism (Intermediary) - effect on inflammation or mediation of inflammation REFERENCE : ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 19,1721,1969 *** END OF RECORD ***