A Simple and Convenient One-Pot Synthesis of Benzimidazole Derivatives Using Cobalt(II) Chloride Hexahydrate as Catalyst

作者：Khan Abu T^*; Parvin Tasneem; Choudhury Lokman H

来源：Synthetic Communications, 2009, 39(13): 2339-2346.

DOI：10.1080/00397910802654815

• Aldehydes
• benzimidazole
• catalysis
• cobalt(II) chloride hexahydrate
• o-phenylene diamine

A simple and efficient method for the convenient synthesis of 2-arylbenzimidazole has been described on reaction with o-phenylenediamine and various aromatic aldehydes using cobalt(II) chloride hexahydrate as a catalyst. The method is cost-effective, high-yielding, clean, and selective.

• 出版日期2009