*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ8275000 CHEMICAL NAME : 3,5-Pyrazolidinedione, 4-butyl-1,2-diphenyl-, calcium salt CAS REGISTRY NUMBER : 70145-60-7 OTHER CAS REGISTRY NOS. : 88873-75-0 LAST UPDATED : 199009 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C38-H36-N4-O4.Ca MOLECULAR WEIGHT : 652.86 WISWESSER LINE NOTATION : T5VNNV EHJ BR& CR& E4 &-CA- SYNONYMS/TRADE NAMES : * Butazolidin calcium * DA-241 * 1,2-Diphenyl-4-butyl-3,5-diketopyrazolidine calcium salt * P 241 * Phenylbutazone calcium salt *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 997 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 12,521,1957 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 637 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 12,521,1957 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 104 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 13,922,1958 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 600 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : IJPPAZ Indian Journal of Physiology and Pharmacology. (All India Institute of Medical Sciences, Dept. of Physiology, Ansari Nagar, New Delhi 110 029, India) V.1- 1957- Volume(issue)/page/year: 5,113,1961 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 104 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 13,922,1958 *** END OF RECORD ***