Easy synthesis of polyphenolic 4-thiaflavans with a 'double-faced'antioxidant activity

G Capozzi, PL Nostro, S Menichetti, C Nativi…

Index: Capozzi; Lo Nostro; Menichetti; Nativi; Sarri Chemical Communications, 2001 , # 6 p. 551 - 552

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Citation Number: 21

Abstract

Inverse electron demanding Diels–Alder reactions of o-thioquinones with styrenes, followed by simple manipulations of the obtained cycloadducts, allowed the synthesis of polyphenolic 4-thiaflavans which showed antioxidant activity miming either flavonoid or tocopherol behaviour.