*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ2984300 CHEMICAL NAME : 4H-1-Benzopyran-4-one, 5,7-dihydroxy-8-(2-hydroxy-5-(5-hydroxy-7-methoxy-4-o xo-4H-1- benzopyran-2-yl)phenyl)-2-(4-hydroxyphenyl)- CAS REGISTRY NUMBER : 21763-71-3 BEILSTEIN REFERENCE NO. : 1445484 REFERENCE : 5-19-07-00194 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C31-H20-O10 MOLECULAR WEIGHT : 552.51 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 3''',8-Biflavone, 4',4''',5,5'',7-pentahydroxy-7''-methoxy- * Brakerin * IdB-1028 * LF-2646 * 7-O-Methylamentoflavone * Sequoiaflavone *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >3 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : DRFUD4 Drugs of the Future. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1975/76- Volume(issue)/page/year: 14,857,1989 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >3 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : DRFUD4 Drugs of the Future. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1975/76- Volume(issue)/page/year: 14,857,1989 *** END OF RECORD ***