undecylmagnesium bromide 、 [(1R,2S)-2-(2-phenylpropan-2-yl)cyclohexyl] 4-methoxy-3-tri(propan-2-yl)silylpyridin-1-ium-1-carboxylate;chloride 以
四氢呋喃 、
甲苯 为溶剂,
以85%的产率得到[(1R,2S)-2-(2-phenylpropan-2-yl)cyclohexyl] (2R)-4-oxo-5-tri(propan-2-yl)silyl-2-undecyl-2,3-dihydropyridine-1-carboxylate