反应详情

6-Bromo-pyrazolo[1,5-a]pyridine-3-carboxylic acid o-tolylamide (50 mg, 0.15 mmol), 4-methoxyphenylboronic acid (27.9 mg, 0.18 mmol), chloro-[2′-(dimethylamino)-2-biphenylyl]-(dinorbornylphosphine)-palladium (4.6 mg, 7.6 μmol; Fluka, CAS # 359803-53-5) and potassium carbonate (84 mg, 0.61 mmol) are heated in 5 ml dry dioxane to 130° C. for 20 minutes in the microwave oven. The product is isolated by automated column chromatography and is dried at the high vacuum pump, yielding the title compound as a white solid.

1. customThe product is isolated by automated column chromatography
2. customis dried at the high vacuum pump