Highly regioselective dehexanoylation in fully hexanoylated flavonoids

Zhiwei Zheng,Ziyi Han,Li Cai,Dandan Zhou, Bryson R. Chavis,Changsheng Li,Qiang Sui, Kaiyuan Jiang,Qi Gao

Tetrahedron Letters（2018）

Cited 1|Views3

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Abstract

•A hexanoyl-based protection strategy for flavonoids with broad substrate scope.•Highly regioselective deprotection afforded various 7-hydroxyl flavonoids.•A comparison between dehexanoylation and deacetylation.•Phase-transfer-catalyzed glycosylation resulted in flavonoid 7-O-glycosides.

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Key words

Flavonoids,Dehexanoylation,Regioselectivity,Flavonoid glycosides,Phase transfer

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