7-chloro-5-(2,3-difluoro-benzylsulfanyl)-3H-thiazolo[4,5-d]pyrimidin-2-one 、 、
N,N-二异丙基乙胺 、
苯基乙烯基砜 、
D-氨基丙醇 、
7-chloro-5-[[(2,3-difluorophenyl)methyl]thio]-3-[2-(phenylsulfonyl)ethyl]-thiazolo[4,5-d]pyrimidin-2-(3H)-one 在
丁腈 、
7-chloro-5-(2,3-difluoro-benzylsulfanyl)-3H-thiazolo[4,5-d]pyrimidin-2-one 、
氮气 、 Butanenitrile;hydrate 作用下,
以
丁腈 、
水 为溶剂,
反应 115.5h,
以A pale yellow solid 5-[[(2,3-difluorophenyl)methyl]thio]-7-[[(1R)-2-hydroxy-1-methylethyl]amino]-3-[2-(phenylsulfonyl)ethyl]thiazolo[4,5-d]pyrimidin-2-(3H)-one was obtained with 88% yield (44.33 g, HPLC area =98.75%)的产率得到5-[[(2,3-difluorophenyl)methyl]thio]-7-[[(1R)-2-hydroxy-1-methylethyl]amino]-3-[2-(phenylsulfonyl)ethyl]thiazolo[4,5-d]pyrimidin-2-(3H)-one