Theaflavin
IUPAC 名称
3,4,6-trihydroxy-1,8-bis(3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-2-yl)-5H-benzo[7]annulen-5-one
描述
Constituent of black tea (Camellia sinensis)
Theaflavins are polyphenols that are formed from catechins in tea leaves during the enzymatic oxidation (called fermentation by the tea trade) of tea leaves . Theaflavin is found in tea, german camomile, and peppermint.
异构
OC1CC2=C(O)C=C(O)C=C2OC1C1=CC(O)=C(O)C2=C1C=C(C=C(O)C2=O)C1OC2=CC(O)=CC(O)=C2CC1O
InChI标识符
InChI=1S/C29H24O12/c30-11-3-17(32)15-8-21(36)28(40-23(15)5-11)10-1-13-14(7-20(35)27(39)25(13)26(38)19(34)2-10)29-22(37)9-16-18(33)4-12(31)6-24(16)41-29/h1-7,21-22,28-33,35-37,39H,8-9H2,(H,34,38)
键
IPMYMEWFZKHGAX-UHFFFAOYSA-N