Synlett

Lithiated benzothiophenes and benzofurans require 2-silyl protection to avoid anion migration

MM Hansen, MT Clayton, AG Godfrey, JL Grutsch Jr…

Index: Synlett, , # 8 p. 1351 - 1354

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Citation Number: 2

Abstract

... Synlett 2004(8 ... Addition of piperidone 2 as a solution in THF at -60 °C afforded the desired addition product 8 in 92% yield. ... 1986, 29: 1517; For reports of moderate yields where enolization is likely, see: 5a Merschaert A. Delhaye L. Kestemont J. Brione W. Delbeke P. Mancuso V ...