*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ9651000 CHEMICAL NAME : 2-Pyrazolin-5-one, 3-methyl-1-phenyl-4-(piperidinomethylene)- CAS REGISTRY NUMBER : 5496-04-8 BEILSTEIN REFERENCE NO. : 0616565 REFERENCE : 5-25-14-00511 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C16-H19-N3-O MOLECULAR WEIGHT : 269.38 WISWESSER LINE NOTATION : T6NTJ A1U- DT5NNVYJ BR& E1 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 3-Methyl-1-phenyl-4-(piperidinomethylene)-2-pyrazolin-5-one *** 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 : >4 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CHTPBA Chimica Therapeutica. (Paris, France) V.1-8, 1965-73. For publisher information, see EJMCA5. Volume(issue)/page/year: 3,17,1968 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >2 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CHTPBA Chimica Therapeutica. (Paris, France) V.1-8, 1965-73. For publisher information, see EJMCA5. Volume(issue)/page/year: 3,17,1968 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 500 mg/kg TOXIC EFFECTS : Behavioral - convulsions or effect on seizure threshold 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 ***