(rac)-N-[2-chloro-5-(3-methoxy-propyl)-benzyl]-2-cyano-N-cyclopropyl-3-{6-[2-(2,6-dichloro-4-methyl-phenoxy)-ethoxy]-pyridin-3-yl}-propionamide 在
sodium tetrahydroborate 、 cobalt(II) chloride 、
sodium hydroxide 作用下,
以
甲醇 、
二氯甲烷 、
水 为溶剂,
反应 0.5h,
生成
(R)-2-aminomethyl-N-[2-chloro-5-(3-methoxy-propyl)-benzyl]-N-cyclopropyl-3-{6-[2-(2,6-dichloro-4-methyl-phenoxy)-ethoxy]-pyridin-3-yl}-propionamide 、 (S)-2-aminomethyl-N-[2-chloro-5-(3-methoxy-propyl)-benzyl]-N-cyclopropyl-3-{6-[2-(2,6-dichloro-4-methyl-phenoxy)-ethoxy]-pyridin-3-yl}-propionamide