7-(3,5-Bis-trifluoromethyl-phenyl)-3-(3,4-dichloro-phenyl)-4-oxo-heptanoic acid methoxy-methyl-amide 在
吡啶 、
二异丁基氢化铝 作用下,
以
四氢呋喃 为溶剂,
生成 7-(3,5-Bis-trifluoromethyl-phenyl)-3-(3,4-dichloro-phenyl)-1-(4-hydroxy-4-phenyl-piperidin-1-yl)-heptan-4-one O-methyl-oxime