Description
GB-2a is extracted from the fruits of Garcinia xanthochymus. It can reduce melanin biosynthesis in B16F10 cells and promote inhibition on tyrosinase activity, thus may be used as a depigmenting agent in medical and cosmetic. It can prevent the carrageenan-induced paw oedema and shows anti-inflammatory effects. It also has antioxidant activity.
Synonyms
(2S)-8-[(2S,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-4-oxo-2,3-dihydrochromen-3-yl]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-2,3-dihydrochromen-4-one; [3,8'-Bi-2H-1-benzopyran]-4,4'(3H,3'H)-dione, 2'-(3,4-dihydroxyphenyl)-5,5',7,7'-tetrahydroxy-2-(4-hydroxyphenyl)-, (2S,2'S,3R)-
IUPAC Name
(2S)-8-[(2S,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-4-oxo-2,3-dihydrochromen-3-yl]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-2,3-dihydrochromen-4-one
Molecular Formula
C30H22O11
Canonical SMILES
C1C(OC2=C(C1=O)C(=CC(=C2C3C(OC4=CC(=CC(=C4C3=O)O)O)C5=CC=C(C=C5)O)O)O)C6=CC(=C(C=C6)O)O
InChI
InChI=1S/C30H22O11/c31-14-4-1-12(2-5-14)29-27(28(39)25-18(35)8-15(32)9-23(25)41-29)26-20(37)10-19(36)24-21(38)11-22(40-30(24)26)13-3-6-16(33)17(34)7-13/h1-10,22,27,29,31-37H,11H2/t22-,27-,29+/m0/s1
InChIKey
IMIXFUXOSFSXPC-DETITRACSA-N