N-((4,6-dimethyl-2-oxo-1,2-dihydropyridin-3-yl)methyl)-1-isopropyl-6-(2,2,6,6-tetramethyl-1,2,3,6-tetrahydropyridin-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxamide 在
钯 氢气 、 crude material 作用下,
以
甲醇 为溶剂,
反应 3.0h,
以to give the desired compound (71% yield)的产率得到N-((4,6-dimethyl-2-oxo-1,2-dihydropyridin-3-yl)methyl)-1-isopropyl-6-(2,2,6,6-tetramethylpiperidin-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxamide