4-[4-chloro-6-(4-fluorophenylamino)pyrimidin-2-ylamino]benzenesulfonyl chloride hydrochloride 、
1-甲基-4-(甲氨基)哌啶 以300 mg of expected product are thus obtained的产率得到4-[4-chloro-6-(4-fluorophenylamino)pyrimidin-2-ylamino]-N-methyl-N-(1-methylpiperidin-4-yl)benzene-sulfonamide