4-氰基-4-苯基哌嗪 、
1-(5-bromo-4(R)-methylpent-1-yl)-6(R,S)-(3,4-difluorophenyl)-1,6-dihydro-5-methoxycarbonyl-2,4-dimethylpyrimidine 在
potassium carbonate 、 sodium iodide 作用下,
以
1,4-二氧六环 为溶剂,
生成 1-[(R)-5-(4-Cyano-4-phenyl-piperidin-1-yl)-4-methyl-pentyl]-6-(3,4-difluoro-phenyl)-2,4-dimethyl-1,6-dihydro-pyrimidine-5-carboxylic acid methyl ester