Iron-catalyzed aminolysis of β-carbonyl 1, 3-dithianes: synthesis of stereodefined β-enaminones and 3, 4-disubstituted pyrazoles

…, X Bi, WQ Li, D Li, Q Zhang, Q Liu, BS Ondon

文献索引：Wang, Yeming; Bi, Xihe; Li, Wei-Qi; Li, Dehua; Zhang, Qian; Liu, Qun; Ondon, Brim Stevy Organic Letters, 2011 , vol. 13, # 7 p. 1722 - 1725

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被引用次数: 34

摘要

A novel iron-catalyzed aminolysis of β-carbonyl 1, 3-dithianes with various amines including ammonia, primary and secondary amines, as well as hydrazine hydrate has been developed, leading to the synthesis of stereodefined β-enaminones and 3, 4-disubstituted pyrazoles in good to high yields.