2-(4-{[1-(2,6-dichlorophenyl)-3-(methylethyl)-4-oxo-5-hydropyrazolo[5,4-d]pyrimidin-6-yl]methyl}phenoxy)ethyl (2S)-2-[(tert-butoxy)carbonylamino]-3-methylbutanoate 在
盐酸 作用下,
以
1,4-二氧六环 为溶剂,
反应 48.0h,
以92%的产率得到2-(4-{[1-(2,6-dichlorophenyl)-3-(methylethyl)-4-oxo-5-hydropyrazolo[5,4-d]pyrimidin-6-yl]methyl}phenoxy)ethyl (2S)-2-amino-3-methylbutanoate hydrochloride