Activated Nitriles in Heterocyclic Chemistry: A Novel Synthesis of Pyrans, Pyridones, Pyrazolo[4,3-b]pyrans and Isoxazolo[4,3-b]pyrans
作者:Mohamed A. E. Khalifa、Gamal H. Tammam、Afaf A. A. Elbanany
DOI:10.1002/ardp.19833161003
日期:——
Several new pyridones, pyrans, pyrazolo[4,3‐b]pyrans and isoxazolo[4,3‐b]pyrans were prepared from the chalcones 2a,b and activated methylene compounds.
几种新的
吡啶酮、
吡喃、
吡唑并[4,3-b]
吡喃和
异恶唑并[4,3-b]
吡喃由
查耳酮2a、b 和活化的亚甲基化合物制备。