4,5-dihydro-2,4,4-trimethyloxazole 3-oxide 、
丙烯酸甲酯(MA) 在
三乙胺 作用下,
生成
methyl 3,3a,5,6-tetrahydro-3a,6,6-trimethyl-2H-oxazolo<3,2-b>isoxazole-3-carboxylate 、
methyl 3,3a,5,6-tetrahydro-3a,6,6-trimethyl-2H-oxazolo<3,2-b>isoxazole-3-carboxylate 、 methyl 3,3a,5,6-tetrahydro-3a,6,6-trimethyl-2H-oxazolo<3,2-b>isoxazole-2-carboxylate 、 methyl 3,3a,5,6-tetrahydro-3a,6,6-trimethyl-2H-oxazolo<3,2-b>isoxazole-2-carboxylate