反应详情

温度

85 °C

257 mg of 2,6-dichloro-4-(1-methyl-1H-pyrazol-4-yl)pyridine obtained by Step 1, 164 mg of (S)-(−)-1-(4-fluorophenyl)ethylamine, 66 mg of 2-(di-t-butylphosphino)biphenyl, 271 mg of sodium t-butoxide and 25 mg of palladium acetate were added in turn to 6 ml of degassed toluene, and the mixture was stirred at 85° C. for 2 hours under argon atmosphere. The reaction solution was purified by silica gel column chromatography to obtain 240 mg of the objective compound as pale yellow powder.

1. customThe reaction solution was purified by silica gel column chromatography