(2,3-Dihydro-1-benzofuran-5-yl)boronic acid → N-[6-(2,3-dihydro-1-benzofuran-5-yl)[1,2,4]triazolo[1,5-a]pyridin-2-yl]benzamide

関与物質

反応手順

The title compound was prepared following procedure described for example 56 but starting from N-(6-bromo[1,2,4]triazolo[1,5-a]pyridin-2-yl)benzamide ((B5), 150 mg; 0.47 mmol; 1.0 eq.) and 2,3-dihydro-1-benzofuran-5-ylboronic acid (155 mg; 0.95 mmol; 2.0 eq.). Purification by flash chromatography on silica (EtOAc/c-Hex, gradient from 40:60 to 100:0) gave the title compound as a white solid (117.2 mg, 69%). HPLC, Rt: 3.18 min. (purity 84.6%). LC/MS, M+(ESI): 357.1, M−(ESI): 355.1.

情報源と証拠