Item No.: ALB-RS-02232, Theaflavine-3,3'-digallate. CAS number is 33377-72-9. Molecular formula is C43H32O20, molecular weight is 868.70, and purity is 98%HPLC. Normally purity test by HPLC and structure identified by NMR. Synonyms is Theaflavine-3,3'-digallate; Theaflavine bisgallate; 3,4,5-Trihydroxybenzoic acid diester with 1,8-bis(3,4-dihydro-3,5,7-trihydroxy-2H-1-benzopyran-2-yl)-3,4,6-trihydroxy-5H-benzocyclohepten-5-one; Theaflavin digallate etc. It is a kind of Flavonoids compounds. It is powder form. Pack Size is 10mg.
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