Regiospecific arlation by acid/base controlled reactions of tetraphenylbismuth esters

DHR Barton, B Charpiot, WB Motherwell

Index: Barton, Derek H. R.; Charpiot, Brigitte; Motherwell, William B. Tetrahedron Letters, 1982 , vol. 23, # 33 p. 3365 - 3368

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Citation Number: 17

Abstract

Tetrahedron Letters,Vol.23,No.33,pp 3365-3368,1982 0040-4039/82/333365-04$03.00/O Printed in Great Britain ... Derek HR Barton, Brigitte Charpiot and William B. Motherwell* (Institut de Chimie des Substances Naturelles, CNRS, 91190 Gif-sur-Yvette, France) ... SUMMARY,- Tetraphenylbismuth V reagents react with enolic systems under acidic or basic conditions to give predictably different inter- mediates; these fragment with variable, but anticipated, regio- selectivity.