Tetrahedron letters

Why are benzimidazoles efficiently acylated with esters? Identification of a tetrahedral hemiacetal alkoxide intermediate

K Asakawa, JJ Dannenberg, KJ Fitch, SS Hall…

Index: Tetrahedron Letters, , vol. 46, # 30 p. 5081 - 5084

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Citation Number: 14

Abstract

... Tetrahedron Letters. ... In this letter, we present evidence that a tetrahedral intermediate of limited stability is responsible for the selective reaction and present a general method for the preparation of 2-acyl benzimidazoles. ... in: BM Trost (Ed.), Comprehensive Organic Synthesis, Vol. ...

Why are benzimidazoles efficiently acylated with esters? Ide...

[Asakawa, Ken-Ichi; Dannenberg; Fitch, Kenneth J.; Hall, Stan S.; Kadowaki, Chie; Karady, Sandor; Kii, Satoshi; Maeda, Kenji; Marcune, Benjamin F.; Mase, Toshiaki; Miller, Ross A.; Reamer, Robert A.; Tschaen, David M. Tetrahedron Letters, 2005 , vol. 46, # 30 p. 5081 - 5084]

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