methyl 3-[(2S,4S,5R)-4-methyl-5-phenyl-3-propan-2-yl-1,3-oxazolidin-2-yl]propanoate 、
碘甲烷 在
lithium diisopropyl amide 作用下,
生成 methyl 3-((2S,4S,5R)-3-isopropyl-4-methyl-5-phenyloxazolidin-2-yl)-2-methylpropanoate 、 methyl (2R)-2-methyl-3-[(2S,4S,5R)-4-methyl-5-phenyl-3-propan-2-yl-1,3-oxazolidin-2-yl]propanoate