calabricoside B

Term ID

CHEBI:65551

Synonyms

• 3-[(2-O-{6-deoxy-4-O-[(2E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]-alpha-L-mannopyranosyl}-alpha-L-arabinopyranosyl)oxy]-2-(3,4-dihydroxyphenyl)-5-hydroxy-4-oxo-4H-chromen-7-yl beta-D-glucopyranoside
• 3-{[2-O-(6-deoxy-4-O-[(2E)-3-(3,4-dihydroxyphenyl)-1-oxo-2-propen-1-yl]-alpha-L-mannopyranosyl)-alpha-L-arabinopyranosyl]oxy}-2-(3,4-dihydroxyphenyl)-7-(beta-D-glucopyranosyloxy)-5-hydroxy-4H-1-benzopyran-4-one
• quercetin-3-O-[4''-O-caffeoyl-alpha-L-rhamnopyranosyl-(1->2)-alpha-L-arabinopyranoside]-7-O-beta-D-glucopyranoside

Definition

A quercetin O-glucoside in which a 4''-O-caffeoyl-alpha-L-rhamnopyranosyl-(1->2)-alpha-L-arabinopyranosyl and a beta-D-glucopyranosyl moiety is attached respectively via a glycosidic linkage to positions 3 and 7 of quercetin. It is isolated from the aerial parts of Putoria calabrica and exhibits radical scavenging activity.

References

• PMID:11473436
• Reaxys:8893337

Ontology

ChEBI  ( EBI )