*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ2982375 CHEMICAL NAME : 4H-1-Benzopyran-4-one, 2,3-dihydro-3,5,7-trihydroxy-2-(3,4,5-trihydroxypheny l)-, (2R-trans)- CAS REGISTRY NUMBER : 27200-12-0 LAST UPDATED : 199806 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C15-H12-O8 SYNONYMS/TRADE NAMES : * Ampelopsin (flavanol) * Ampeloptin * Dihydromyricetin * (+)-Dihydromyricetin * (2R-trans)-2,3-Dihydro-3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-4H-1- benzopyran-4-one * Flavanone, 3,3',4',5,5',7-hexahydroxy- * 3,3',4',5,5',7-Hexahydroxy-2,3-dihydroflavanonol *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >5 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ZYZAEU Zhongguo Yaoxue Zazhi. Chinese Pharmacuetical Journal. (China International Book Trading Corp., POB 2820, Beijing, Peop. China) V.24- 1989- Volume(issue)/page/year: 31,458,1996 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1410 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ZYZAEU Zhongguo Yaoxue Zazhi. Chinese Pharmacuetical Journal. (China International Book Trading Corp., POB 2820, Beijing, Peop. China) V.24- 1989- Volume(issue)/page/year: 31,458,1996 *** END OF RECORD ***