*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR0550000 CHEMICAL NAME : 1H-Pyrazol-5(4H)-one, 4-(2-(4-ethoxy-2-nitrophenyl)hydrazinylidene)-1-hydro xymethyl-3-methyl- LAST UPDATED : 198812 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C13-H15-N5-O5 MOLECULAR WEIGHT : 321.33 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-(2-(4-Ethoxy-2-nitrophenyl)hydrazinylidene)-1-hydroxymethyl-3-methyl-1 H-pyrazol-5(4H)-one * 4-(4-Ethoxy-2-nitrophenyl)hydrazono-1-hydroxymethyl-3-methyl-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 : 690 mg/kg TOXIC EFFECTS : Biochemical - Metabolism (Intermediary) - effect on inflammation or mediation of inflammation REFERENCE : IJSBDB Indian Journal of Chemistry, Section B: Organic Chemistry, Including Medicinal Chemistry. (Publications & Information Directorate, Council of Scientific and Industrial Research (CSIR), Hillside Rd., New Delhi 110 012, India) V.14B- 1976- Volume(issue)/page/year: 25,1238,1986 *** END OF RECORD ***