*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EU5200000 CHEMICAL NAME : Butyrophenone, 2',2''',4',6',6'''-pentahydroxy-4'''-methoxy-3',3'''- methylenebis(5'-methy l- CAS REGISTRY NUMBER : 1867-82-9 BEILSTEIN REFERENCE NO. : 2067959 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C24-H30-O8 MOLECULAR WEIGHT : 446.54 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Margaspidin * Margaspidin BB * Margaspindin * 2',2''',4',6',6'''-Pentahydroxy-4'''-methoxy-3',3'''-methylenebis(5'-met hylbutyrophenone) *** 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 : 250 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : TAKHAA Takeda Kenkyusho Ho. Journal of the Takeda Research Laboratories. (Takeda Yakuhin Kogyo K.K., 2-17-85 Jusohon-machi, Yodogawa-ku, Osaka 532, Japan) V.29- 1970- Volume(issue)/page/year: 31,247,1972 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 11800 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 54,1362,1965 *** END OF RECORD ***