4-Fluorobenzenesulfonyl chloride → 3-(3-{[(2,3-Dihydro-benzofuran-5-ylmethyl)-(4-fluoro-benzenesulfonyl)-amino]-methyl}-phenyl)-propionic acid methyl ester

Participants

Reaction Steps

The title compound of Step A was prepared following the method described in Step A of Example 1 from 3-(3-{[(2,3-dihydro-benzofuran-5-ylmethyl)-amino]methyl}-phenyl)-propionic acid methyl ester, prepared in Step A of Example 12w, and 4-fluorobenzenesulfonyl chloride using triethylamine in place of N,N-diisopropylethylamine. 1H NMR (400 MHz, CDCl3) δ7.79 (m, 2H), 7.14 (m, 3H), 7.03 (d, 1H), 6.88 (m, 2H), 6.79 (s, 1H), 6.71 (d, 1H), 6.58 (d, 1H), 4.51 (t, 2H), 4.25 (s, 2H), 4.21 (s, 2H), 3.64 (s, 3H), 3.08 (t, 2H), 2.80 (t, 2H), 2.50 (t, 2H).

Provenance & Evidence