Efficient syntheses of 2-fluoroalkylbenzimidazoles and -benzothiazoles
摘要:
We report an efficient one-step route to 2-fluoroalkylbenzimidazoles and -benzothiazoles via the condensation of fluorinated carboxylic acids and aromatic diamines or aminothiophenols. Additionally, we describe the syntheses of fluoroalkyl-azabenzimidazoles, -purines, and -imidazolopyrazines. This method is high-yielding with broad scope and is operationally simple with potential application to parallel synthesis. (C) 2012 Elsevier Ltd. All rights reserved.
Efficient syntheses of 2-fluoroalkylbenzimidazoles and -benzothiazoles
作者:Olivier René、Alexandra Souverneva、Steven R. Magnuson、Benjamin P. Fauber
DOI:10.1016/j.tetlet.2012.09.069
日期:2013.1
We report an efficient one-step route to 2-fluoroalkylbenzimidazoles and -benzothiazoles via the condensation of fluorinated carboxylic acids and aromatic diamines or aminothiophenols. Additionally, we describe the syntheses of fluoroalkyl-azabenzimidazoles, -purines, and -imidazolopyrazines. This method is high-yielding with broad scope and is operationally simple with potential application to parallel synthesis. (C) 2012 Elsevier Ltd. All rights reserved.