反应详情
EQUATION
反应方程式
REACTANTS
反应物
PRODUCTS
生成物
AUXILIARIES
试剂、催化剂与溶剂
CONDITIONS
反应条件
- 温度
- 90 °C
PROCEDURE
实验过程
The mixture of (R)-3-bromo-N-(2,4-dimethoxybenzyl)-1-(1-tosyl-4,5,6,7-tetrahydro-1H-indazol-4-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine (80 mg, 0.125 mmol), 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-N-(4-(trifluoromethyl)pyridin-2-yl)benzamide (59 mg, 0.150 mmol), Pd(PPh3)2Cl2 (9.2 mg, 0.0125 mmol) and K2CO3 (43 mg, 0.313 mmol) in dioxane/H2O (3 mL/0.3 mL) was stirred for 2 h at 90° C. under nitrogen atmosphere. Then the mixture was added water and extracted with DCM. The combined organic layer was washed with water, brine and dried over anhydrous Na2SO4. Concentrated in vacuo and the residue was purified with silica gel chromatography with PE/EA=1/1 to give (R)-4-(4-((2,4-dimethoxybenzyl)amino)-1-(1-tosyl-4,5,6,7-tetrahydro-1H-indazol-4-yl)-1H-pyrazolo[3,4-d]pyrimidin-3-yl)-N-(4-(trifluoromethyl)pyridin-2-yl)benzamide (90 mg, yield 87.2%) as yellow solid.
WORKUP
后处理
- extractionextracted with DCM
- washThe combined organic layer was washed with water, brine
- dry with materialdried over anhydrous Na2SO4
- concentrationConcentrated in vacuo
- customthe residue was purified with silica gel chromatography with PE/EA=1/1