| Synonyms: |
(-)-theaflavin,
1,8-bis((2R,3R)-3,5,7-trihydroxy-2H-1-benzopyran-2-yl)-3,4,6-trihydroxy-5H-benzocyclohepten-5-one,
1,8-bis(3-alpha,5,7-trihydroxy-2-alpha-chromanyl)-5H-benzocyclohepten-5-one,
3,4,5-trihydroxy-1,8-bis[(2R,3R)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-2-yl]-6H-benzo[7]annulen-6-one,
3,4,5-trihydroxy-1,8-bis[(2R,3R)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-2-yl]-6H-benzocyclohepten-6-one,
theaflavine
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| Definition: |
A biflavonoid that is 3,4,5-trihydroxybenzocyclohepten-6-one which is substituted at positions 1 and 8 by (2R,3R)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-2-yl groups. It is the main red pigment in black tea. |