(S)-ethyl 2-(5-bromo-4-(4,4-dimethylpiperidin-1-yl)-2,6-dimethylpyridin-3-yl)-2-(tert-butoxy)acetate 、
(4-(pyridin-4-ylmethoxy)phenyl)boronic acid 在
四(三苯基膦)钯 、 sodium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 9.0h,
以52.9%的产率得到(S)-ethyl 2-(tert-butoxy)-2-(4-(4,4-dimethylpiperidin-1-yl)-2,6-dimethyl-5-(4-(pyridin-4-ylmethoxy)phenyl)pyridin-3-yl)acetate