*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ9452000 CHEMICAL NAME : 2-Pyrazolin-5-one, 3-methyl-4-(4-methyl-1-piperazinylmethylene)-1-phenyl - CAS REGISTRY NUMBER : 23746-39-6 BEILSTEIN REFERENCE NO. : 0810999 REFERENCE : 5-25-14-00511 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C16-H20-N4-O MOLECULAR WEIGHT : 284.40 WISWESSER LINE NOTATION : T6N DNTJ A1 D1U- DT5NNVYJ BR& E1 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 3-Methyl-4-(N'-methyl-N-piperazino)methylene-1-phenyl-2-pyrazolin-5-one * 3-Methyl-4-(4-methyl-1-piperazinylmethylene)-1-phenyl-2-pyrazolin-5-one *** 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 : 250 mg/kg TOXIC EFFECTS : Behavioral - excitement 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 ***