反应详情

3-Carboxymethyl-5-fluoro-1-(5-fluoro-benzo[b]thiophen-3-ylmethyl)-1H-indole-2-carboxylic acid (from Example 60) was converted to 6-fluoro-9-(5-fluoro-benzo[b]thiophen-3-ylmethyl)-4,9-dihydro-pyrano[3,4-b]indole-1,3-dione as described in Example 68.1. which was reacted with dimethyl amine as described in Example 68.2. to give the title compound as a white solid. MS: 427.2 ([M−H]−).