Tetrahedron Letters

Studies towards the diastereoselective spiroannulation of phenolic derivatives

GL Plourde

Index: Plourde, Guy L. Tetrahedron Letters, 2002 , vol. 43, # 19 p. 3597 - 3599

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Citation Number: 28

Abstract

The oxidative spiroannulation of simple phenols bearing a chiral center was carried out. Good yields (61–83%) of spirocompounds were obtained. An increase in diastereomeric ratios from 55/45 to 81/19 was observed as the steric factor surrounding the chiral carbon