*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ9520000 CHEMICAL NAME : 2-Pyrazolin-5-one, 3-methyl-4-(p-phenetidinomethylene)-1-phenyl- CAS REGISTRY NUMBER : 23711-48-0 BEILSTEIN REFERENCE NO. : 0384994 REFERENCE : 5-25-14-00510 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C19-H19-N3-O2 MOLECULAR WEIGHT : 321.41 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 3-Methyl-4-(p-phenetidinomethylene)-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 : >3 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value 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 ***