Hetero-Diels–Alder reactions of 2-methylene-1,3-dicarbonyl compounds with alkyl vinyl ethers
作者:Masashige Yamauchi、Sadamu Katayama、Osamu Baba、Toshio Watanabe
DOI:10.1039/c39830000281
日期:——
2-Methylene-1,3-dicarbonyl compounds reacted with alky vinyl ethers in benzene to give hetero-Diels–Alder reaction products, 3,4-dihydro-2H-pyrans, regioselectively and/or chemoselectively.
2-亚甲基-1,3-二羰基化合物与烷基乙烯基醚在苯中反应,形成区域-选择性和/或化学选择性的杂-Diels -Alder反应产物3,4-二氢-2H-吡喃。