cyclopentyl O-{4-[(Z)-2-{2-amino-4-chloro-7-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]-7H-pyrrolo[2,3-d]pyrimidin-5-yl}vinyl]phenyl}-N-(tert-butoxycarbonyl)-L-homoserinate 、 cyclopentyl O-[4-(2-{2-amino-4-chloro-7-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]-7H-pyrrolo[2,3-d]pyrimidin-5-yl}ethyl)phenyl]-N-(tert-butoxycarbonyl)-L-homoserinate 在
盐酸 作用下,
以
1,4-二氧六环 为溶剂,
反应 0.5h,
以5%的产率得到cyclopentyl O-[4-(2-{2-amino-4-chloro-7-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]-7H-pyrrolo[2,3-d]pyrimidin-5-yl}ethyl)phenyl]-L-homoserinate