5-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo(2,3-b)pyridine → Methyl 1-isopropyl-6-(1H-pyrrolo[2,3-b]pyridin-5-yl)-1H-indazole-4-carboxylate

関与物質

反応条件

反応手順

The title compound was prepared in the same manner as described for example 35 (step a) from methyl 6-bromo-1-isopropyl-3-methyl-1H-indazole-4-carboxylate (1 g, 3.36 mmol) and 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine (0.98 g, 4.04 mmol) wherein the reaction mixture was stirred at 100° C. for 5 h. The product was collected as an off white solid (600 mg, 53%). LCMS (ES−) m/z: 333.08.

情報源と証拠