3-Methyl-4-morpholin-4-yl-cyclohexa-1,3-dienecarboxylic acid methyl ester 在
silica gel 作用下,
以64%的产率得到methyl-3-methyl-4-oxy-2-cyclohexene-1-carboxylate
参考文献:
名称:
Easy preparation of 2-methyl-1,3-dimorpholino-1,3-butadiene and an overview of its synthetic applications
摘要:
2-Methyl-1,3-dimorpholino-1,3-butadiene 3 has been easily prepared from an available enyne. Compound 3 undergoes diasteroselectiveDiels-Alder reactions with different dienophilic species in good yield.