*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ8668000 CHEMICAL NAME : 3,5-Pyrazolidinedione, 1,2,4-triphenyl- CAS REGISTRY NUMBER : 26485-72-3 BEILSTEIN REFERENCE NO. : 0288782 REFERENCE : 5-24-08-00004 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C21-H16-N2-O2 MOLECULAR WEIGHT : 328.39 WISWESSER LINE NOTATION : T5VNNV EHJ BR& CR& ER SYNONYMS/TRADE NAMES : * 1,2,4-Triphenyl-3,5-dioxopyrazolidine * 1,2,4-Triphenyl-3,5-pyrazolidinedione *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 140 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 233,365,1958 *** END OF RECORD ***