Acceptorless dehydrogenative synthesis of benzothiazoles and benzimidazoles from alcohols or aldehydes by heterogeneous Pt catalysts under neutral conditions

作者：Chaudhari Chandan; Siddiki S M A Hakim; Shimizu Ken ichi^*

来源：Tetrahedron Letters, 2015, 56(34): 4885-4888.

DOI：10.1016/j.tetlet.2015.06.073

• Benzothiazoles
• Benzimidazoles
• Platinum
• Heterogeneous catalysis

Pt/Al2O3 and Pt/TiO2 were effective catalysts for the synthesis of 2-substituted benzimidazoles from 2-aminothiophenol and 1,2-phenylenediamine with alcohols acceptor-free and additive-free conditions.

• 出版日期2015-8-19