6-[4-(3-amino-3,3-dimethylpropyloxy)-3-chlorophenyl]-4,5-dihydro-3(2H)-pyridazinone 、
(S)-(+)-3-(2-cyanophenoxy)-1,2-epoxypropane 以
甲醇 为溶剂,
生成 6-{4-[3-[N-[(2-cyanophenoxy)-(2S)-hydroxypropyl]amino]-3,3-dimethylpropyloxy]-3-chlorophenyl}-4,5-dihydro-3(2H)-pyridazinone