1-(5-fluoro-benzo[b]thiophen-3-ylmethyl)-3-(methoxycarbonylamino-methyl)-1H-indole-2-carboxylic acid ethyl ester → 1-(5-Fluoro-benzo[b]thiophen-3-ylmethyl)-3-(methoxycarbonylamino-methyl)-1H-indole-2-carboxylic acid

Participants

Reaction Steps

1-(5-Fluoro-benzo[b]thiophen-3-ylmethyl)-3-formyl-1H-indole-2-carboxylic acid ethyl ester (from Example 115.1.) was converted to 1-(5-fluoro-benzo[b]thiophen-3-ylmethyl)-3-(methoxycarbonylamino-methyl)-1H-indole-2-carboxylic acid ethyl ester as described in Example 77.1. which was hydrolyzed as described in the general procedure B (Exp. 2.2) to give the title compound as a white solid. MS: 411.3 ([M−H]−).

Provenance & Evidence