(S)-3-(4-hydroxy-phenyl)-4-(3-trifluoromethyl-phenyl)-oxazolidin-2-one 、
potassium carbonate 、
氯化铵 在
乙酸乙酯 、
(S)-3-[4-(6-chloro-pyridazin-3-yloxy)-phenyl]-4-(3-trifluoromethyl-phenyl)-oxazolidin-2-one 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 2.0h,
以to provide the desired product (S)-3-[4-(6-Chloro-pyridazin-3-yloxy)-phenyl]-4-(3-trifluoromethyl-phenyl)-oxazolidin-2-one的产率得到(S)-3-[4-(6-chloro-pyridazin-3-yloxy)-phenyl]-4-(3-trifluoromethyl-phenyl)-oxazolidin-2-one