*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : RZ7900000 CHEMICAL NAME : Pentanamide, 2-amino-N-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H -pyrazol-4-yl)-4-meth yl-, (S)- CAS REGISTRY NUMBER : 62989-73-5 LAST UPDATED : 199706 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C17-H24-N4-O2 MOLECULAR WEIGHT : 316.45 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * (S)-2-Aminoe-N-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl) -4-methylpentanamide * 4-Leucylaminoantipyrine * L-4-Leucylaminoantipyrine * L-4-Leucylamino-2,3-dimethyl-5-oxo-1-phenylpyrazoline * WK-30 * WK 30 (pharmaceutical) *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2770 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PMHBAH Polish Medical Sciences and History Bulletin. (Chicago, IL) V.1-15, 1956-76. Discontinued. Volume(issue)/page/year: 17(4),323,1974 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3010 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PMHBAH Polish Medical Sciences and History Bulletin. (Chicago, IL) V.1-15, 1956-76. Discontinued. Volume(issue)/page/year: 15(3),29,1975 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 165 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PMHBAH Polish Medical Sciences and History Bulletin. (Chicago, IL) V.1-15, 1956-76. Discontinued. Volume(issue)/page/year: 17(4),323,1974 *** END OF RECORD ***