B(C6F5)3 catalysed 1,6-conjugate allylation of para-quinone methides: expedient access to allyl diarylmethanes?

RSC Advances Pub Date: 2016-08-19 DOI: 10.1039/C6RA19069C

Abstract

An effective method for the synthesis of unsymmetrical allyldiaryl methanes is portrayed. This protocol involves a Lewis acid catalysed 1,6-conjugate addition of allyltrimethyl silanes to para-quinone methides, which enabled us to synthesize a variety of unsymmetrical allyl diarylmethanes in good to excellent yields in a very short reaction period.

Graphical abstract: B(C6F5)3 catalysed 1,6-conjugate allylation of para-quinone methides: expedient access to allyl diarylmethanes
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