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Paper | Special issue | Vol 82, No. 1, 2010, pp.619-629
Published online, 7th July, 2010
DOI: 10.3987/COM-10-S(E)34
Reactions of Heterocyclic Ketene Aminals with Acrylonitrile: An Efficient Synthesis of Dihydropyridine-Fused 1,3-Diazaheterocycles

Hui Zhao, Ai-Qun Zeng, Wei-Lin Liao, Yue-Mei Jia, Li-Ben Wang, Zhi-Tang Huang,* and Chu-Yi Yu*

*Institute of Chemistry, Chinese Academy of Sciences, No. 2, 1st North Street, Zhongguancun, Beijing 100190, China


A simple and efficient method for the synthesis of dihydropyridine-fused 1,3-diazaheterocycles has been developed via reactions of heterocyclic ketene aminals (HKAs) with acrylonitrile in good to excellent yields.