Formation of Csp2-N bond under metal-catalyst-free conditions for the synthesis of pyridopyrazoloquinazoline derivatives
作者： Chao Li , Wen-Qiang Lu , Mei-Mei Zhang , Xiang-Shan Wang
DOI: 10.1007/S00706-015-1547-Z
关键词:
摘要: A series of pyrido[2′,3′:3,4]pyrazolo[5,1-b]quinazolin-10(12H)-one derivatives were obtained by a reaction 2-aminobenzohydrazides and 2-chloropyridine-3-carbaldehydes catalyzed iodine in the presence Cs2CO3. feature procedure is formation Csp2-N bond under metal-catalyst-free conditions.
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