(4'R)-N-benzyl-N-[2-(4'-benzyl-2',2'-dimethyl-1',3'-oxazolidin-3'-yl)-2-oxo]ethyl-N,N-dimethylammonium bromide 在
potassium tert-butylate 作用下,
以
四氢呋喃 为溶剂,
反应 4.0h,
生成 (2R,4'R)-2-(4'-benzyl-2',2'-dimethyl-1',3'-oxazolidin-3'-yl)-N,N-dimethyl-1-(2-methylphenyl)-2-oxo-ethanamine 、 (2S,4'R)-2-(4'-benzyl-2',2'-dimethyl-1',3'-oxazolidin-3'-yl)-N,N-dimethyl-1-(2-methylphenyl)-2-oxo-ethanamine