N,N-二甲基乙醇胺 、
(4R)-3-[2-[2-[2-[[2-[(4R)-5-carboxy-4-(4-cyanophenyl)-6-methyl-2-oxo-1-[3-(trifluoromethyl)phenyl]-4H-pyrimidin-3-yl]acetyl]amino]ethyl-methylamino]ethylamino]-2-oxoethyl]-4-(4-cyanophenyl)-6-methyl-2-oxo-1-[3-(trifluoromethyl)phenyl]-4H-pyrimidine-5-carboxylic acid 在
4-二甲氨基吡啶 、
盐酸-N-乙基-Nˊ-(3-二甲氨基丙基)碳二亚胺 作用下,
以
二氯甲烷 为溶剂,
反应 50.0h,
以21%的产率得到2-(dimethylamino)ethyl (4R)-4-(4-cyanophenyl)-3-[2-[2-[2-[[2-[(4R)-4-(4-cyanophenyl)-5-[2-(dimethylamino)ethoxycarbonyl]-6-methyl-2-oxo-1-[3-(trifluoromethyl)phenyl]-4H-pyrimidin-3-yl]acetyl]amino]ethyl-methylamino]ethylamino]-2-oxoethyl]-6-methyl-2-oxo-1-[3-(trifluoromethyl)phenyl]-4H-pyrimidine-5-carboxylate