*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DE8382900 CHEMICAL NAME : 5H-Benzocyclohepten-5-one, 1,8-bis(3-alpha,5,7-trihydroxy-2-alpha-chromanyl)-3,4 ,6-trihydroxy- CAS REGISTRY NUMBER : 4670-05-7 LAST UPDATED : 199712 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C29-H24-O12 MOLECULAR WEIGHT : 564.53 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 1,8-Bis(3-alpha,5,7-trihydroxy-2-alpha-chromanyl)-5H-benzocyclohepten-5- one * Theaflavin * (-)-Theaflavin * Theaflavine *** 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 : 562 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PLMEAA Planta Medica. (Georg Thieme Verlag, Postfach 732, D-7000 Stuttgart 1, Fed. Rep. Ger.) V.1- 1953- Volume(issue)/page/year: 42,75,1981 *** END OF RECORD ***