(3R,4R)-4-[(3RS)-3-hydroxy-3-(3-methoxy-quinolin-5-yl)-propyl]-piperidine-1,3-dicarboxylic acid 1-tert-butyl ester 、
三甲基硅烷化重氮甲烷 以
甲醇 、
苯 为溶剂,
反应 0.5h,
生成 (3R,4R)-4-[(3R)-3-hydroxy-3-(3-methoxy-quinolin-5-yl)-propyl]-piperidine-1,3-dicarboxylic acid 1-tert-butyl ester 3-methyl ester 、 (3R,4R)-4-[(3S)-3-hydroxy-3-(3-methoxy-quinolin-5-yl)-propyl]-piperidine-1,3-dicarboxylic acid 1-tert-butyl ester 3-methyl ester