3,5-Difluorophenylacetic acid → 3-(4-[2-[2-(3,5-Difluoro-phenyl)-acetylamino]-pentanoylamino]-imidazol-1-yl)-3-methyl-butyric acid methyl ester

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Reaction Steps

3-[4-(2-Amino-pentanoylamino)-imidazol-1-yl]-3-methyl-butyric acid methyl ester was coupled with (3,5-Difluoro-phenyl)-acetic acid to provide the title compound: C13 NMR (100 MHz, CDCl3) 13.9, 19.0, 27.9, 28.1, 35.9, 42.7, 46.8, 51.8, 53.1, 56.3, 102.2, 102.5, 102.7, 105.1, 112.2, 112.3, 112.4, 112.5, 131.3, 137.9, 139.2, 161.8, 164.2, 164.3, 169.4, 169.9, 170.0; MS 451.2 m/z (M+1).

Provenance & Evidence