Facile Synthesis of Imidazo[1,2-a]pyridines via Tandem Reaction
β Scribed by Wang, Jian-Wu; Tao, Xu-Tang; Jia, Jiong; Ge, Yan-Qing
- Book ID
- 120077674
- Publisher
- Japan Institute of Heterocyclic Chemistry
- Year
- 2010
- Tongue
- English
- Weight
- 699 KB
- Volume
- 81
- Category
- Article
- ISSN
- 0385-5414
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π SIMILAR VOLUMES
The synthesis of imidazo [1,2-a]pyridine and imidazo[1,2-a]pyrimidine derivatives by condensation between an a-bromoketone bound to solid support and various 2-aminopyridine or 2-aminopyrimidine derivatives was described. Either an acid labile linker or a base labile linker was used in this study.
A novel three-component reaction towards the synthesis of imidazo [1,2a]pyridines was independently developed based on 2-aminopyridines, aldehydes and alkynes, and thereby imidazo[1,2a]pyridines were obtained in acceptable yields by the CuSO4/TsOH catalyzed three-component reaction.