通过氰基亚胺与香豆灵酸甲酯的1,3-偶极环加成反应合成二氢吡喃并吡唑酮
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Synthesis of Dihydropyrano[3,2-c]pyrazolone through 1,3-Dipolar Cycloaddition of Nitrilimines with Methyl Coumalate
Wang Bo, Wang Qijun, Liu Honglei, Liao Jianning, Huang Jiaxing, Guo Hongchao
有机化学 . 2019, (5): 1354 -1361 .  DOI: 10.6023/cjoc201810015