*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DW4000000 CHEMICAL NAME : (4,4'-Bi-3-pyrazoline)-5,5'-dione, 1,1'-diphenyl-2,2',3,3'-tetramethyl- CAS REGISTRY NUMBER : 517-83-9 BEILSTEIN REFERENCE NO. : 0351034 REFERENCE : 4-26-00-02474 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C22-H22-N4-O2 MOLECULAR WEIGHT : 374.48 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Forbisen * SN 475 * 2,2',3,3'-Tetramethyl-1,1'-diphenyl(4,4'-bi-3-pyrazoline)-5,5'-dione *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 5 mg/kg TOXIC EFFECTS : Behavioral - convulsions or effect on seizure threshold REFERENCE : 85GLAQ "A Survey of Antimalarial Drugs, 1941-1945," Wiselogle, F.Y., 2 vols., Ann Arbor, MI, J.W. Edwards, 1946 Volume(issue)/page/year: 1,233,1946 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 15 gm/kg/22W-I TOXIC EFFECTS : Behavioral - ataxia Blood - normocytic anemia Related to Chronic Data - death REFERENCE : 85GLAQ "A Survey of Antimalarial Drugs, 1941-1945," Wiselogle, F.Y., 2 vols., Ann Arbor, MI, J.W. Edwards, 1946 Volume(issue)/page/year: 1,233,1946 *** END OF RECORD ***