*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ9380000 CHEMICAL NAME : 2-Pyrazolin-5-one, 4-((p-hydroxyanilino)methylene)-3-methyl-1-phenyl- CAS REGISTRY NUMBER : 23711-41-3 BEILSTEIN REFERENCE NO. : 0889971 REFERENCE : 5-25-14-00510 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C17-H15-N3-O2 MOLECULAR WEIGHT : 293.35 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-((p-Hydroxyanilino)methylene)-3-methyl-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 ***