碳酸乙烯酯 、
[5-(4-amino-piperidin-1-ylmethyl)-pyrrolo[2,1-f][1,2,4]triazin-4-yl]-[1-(3-fluoro-benzyl)-1H-indazol-5-yl]-amine 在
silica gel 作用下,
以
二氯甲烷 为溶剂,
反应 3.5h,
以The title compound was isolated by radial chromatography (2 mm silica gel plate, gradient elution with DCM containing 0 to 3% MeOH)的产率得到2-(1-{4-[1-(3-Fluoro-benzyl)-1H-indazol-5-ylamino]-pyrrolo[2,1-f][1,2,4]triazin-5-ylmethyl}-piperidin-4-ylamino)-ethanol