Tetrahedron letters

A new and practical synthesis of indolones

J Boivin, M Yousfi, SZ Zard

Index: Boivin, Jean; Yousfi, Mohammed; Zard, Samir Z. Tetrahedron Letters, 1994 , vol. 35, # 51 p. 9553 - 9556

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Citation Number: 20

Abstract

Typical experimental procedure: To a solution of trichloroacetanilide (1 mmole) in propan-2-ol (6 ml) was added acetic acid (30 mg) and nickel powder (Janssen, now Acros Chemicals; 1.77g) and the mixture heated to reflux with stirring until thin layer chromatographic analysis indicated essentially complete reaction (usually several hours). The reaction mixture was then cooled, filtered on celite, washed with dilute sodium bicarbonate, and extracted with ...