反应详情

Following General Procedure E, 6-(ethoxycarbonyl)-2-isopropyl-1-(pyridin-3-ylmethyl)-1H-indole-3-carboxylic acid (Compound 41, 365 mg, 0.997 mmol) in CH2Cl2 (12 ml) was added EDC (288 mg, 2.00 mmol) and DMAP (146 mg, 1.50 mmol), followed by 3,4-difluorobenzyl amine (171 mg, 1.50 mmol). The crude material was purified by chromatography on silica gel (0→70% EtOAc-hexanes) to yield the title compound as a white solid.

1. customThe crude material was purified by chromatography on silica gel (0→70% EtOAc-hexanes)