7-[2-chloro-6-(cyclohexylamino)pyridin-4-yl]-N-{2-methoxy-4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]phenyl}-5H-pyrrolo[2,3-b]pyrazin-2-amine 、
三氟乙酸 以
水 、
乙腈 为溶剂,
生成 7-[2-chloro-6-(cyclohexylamino)pyridin-4-yl]-N-{2-methoxy-4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]phenyl}-5H-pyrrolo[2,3-b]pyrazin-2-amine trifluoroacetate