Easy synthesis of polyphenolic 4-thiaflavans with a ‘double-faced’ antioxidant activity
作者:Giuseppe Capozzi、Cristina Nativi、Paolo Sarri、Pierandrea Lo Nostro、Stefano Menichetti
DOI:10.1039/b100359n
日期:——
Inverse electron demanding DielsâAlder 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.