7-chloro-3-(2-fluoropyridin-4-yl)-2-propylpyrazolo[1,5-a]pyridine 、
环戊胺 在
silica gel 、
ethyl acetate n-hexane 作用下,
反应 18.0h,
以to give N-cyclopentyl-3-[2-(cyclopentylamino)pyridin-4-yl]-2-propylpyrazolo[1,5-a]pyridin-7-amine (44 mg, 77%) as a yellow solid的产率得到N-cyclopentyl-3-[2-(cyclopentylamino)pyridin-4-yl]-2-propylpyrazolo[1,5-a]pyridin-7-amine