*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR0470000 CHEMICAL NAME : 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-2-(2-(2-naphthalenyloxy)ethyl)- CAS REGISTRY NUMBER : 59040-30-1 BEILSTEIN REFERENCE NO. : 0665222 LAST UPDATED : 199612 DATA ITEMS CITED : 8 MOLECULAR FORMULA : C16-H16-N2-O2 MOLECULAR WEIGHT : 268.34 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * BAY-g 6575 * 2,4-Dihydro-5-methyl-2-(2-(2-naphthalenyloxy)ethyl)-3H-pyrazol-3-one * Nafazatrom *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >10 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : INNDDK Investigational New Drugs. The Journal of New Anticancer Agents. Kluwer Academic Pub., POB 358, Accord Stn., Hingham, MA 02018) V.1- 1983- Volume(issue)/page/year: 2,13,1984 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 76 mg/kg TOXIC EFFECTS : Behavioral - changes in motor activity (specific assay) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : NCDREP New Cardiovascular Drugs. (Raven Press, 1185 Ave. of the Americas, New York, NY 10036) 1985- Volume(issue)/page/year: 4,163,1986 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >10 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : INNDDK Investigational New Drugs. The Journal of New Anticancer Agents. Kluwer Academic Pub., POB 358, Accord Stn., Hingham, MA 02018) V.1- 1983- Volume(issue)/page/year: 2,13,1984 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 77 mg/kg TOXIC EFFECTS : Behavioral - changes in motor activity (specific assay) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : NCDREP New Cardiovascular Drugs. (Raven Press, 1185 Ave. of the Americas, New York, NY 10036) 1985- Volume(issue)/page/year: 4,163,1986 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - dog DOSE/DURATION : >10 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : INNDDK Investigational New Drugs. The Journal of New Anticancer Agents. Kluwer Academic Pub., POB 358, Accord Stn., Hingham, MA 02018) V.1- 1983- Volume(issue)/page/year: 2,13,1984 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 100 mg/kg TOXIC EFFECTS : Behavioral - changes in motor activity (specific assay) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : NCDREP New Cardiovascular Drugs. (Raven Press, 1185 Ave. of the Americas, New York, NY 10036) 1985- Volume(issue)/page/year: 4,163,1986 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : >10 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : INNDDK Investigational New Drugs. The Journal of New Anticancer Agents. Kluwer Academic Pub., POB 358, Accord Stn., Hingham, MA 02018) V.1- 1983- Volume(issue)/page/year: 2,13,1984 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 25 mg/kg TOXIC EFFECTS : Behavioral - changes in motor activity (specific assay) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : NCDREP New Cardiovascular Drugs. (Raven Press, 1185 Ave. of the Americas, New York, NY 10036) 1985- Volume(issue)/page/year: 4,163,1986 *** END OF RECORD ***