*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ3100040 CHEMICAL NAME : 4H-1-Benzopyran-4-one, 7-hydroxy-3-(4-hydroxyphenyl)- CAS REGISTRY NUMBER : 486-66-8 BEILSTEIN REFERENCE NO. : 0231523 REFERENCE : 5-18-04-00089 (Beilstein Handbook Reference) LAST UPDATED : 199709 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C15-H10-O4 MOLECULAR WEIGHT : 254.25 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Daidzein * Daidzeol * 4',7-Dihydroxyisoflavone * 7,4'-Dihydroxyisoflavone * 7-Hydroxy-3-(4-hydroxyphenyl)-4H-1-benzopyran-4-one * Isoflavone, 4',7-dihydroxy- * K 251b *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >2 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 13,51,1979 *** END OF RECORD ***