(R)-(-)-{[(2-hydroxy-1-phenyl-ethyl)-(2-methoxycarbonyl-ethyl)-carbamoyl]-methyl}-dimethyl-sulfonium bromide 在
氢氧化钾 作用下,
以
乙腈 为溶剂,
反应 15.0h,
以87%的产率得到(R)-(-)-[4-alcoxy-1-(2'-hydroxy-1'-phenyl-ethyl)-2-oxo-1,2,5,6-tetrahydro-pyridin-3-yl]-dimethyl sulfonium