(alphaR)-alpha-((Methoxycarbonyl)amino)benzeneacetic acid → [1-(2-{5-[4-(6-{2-[1-(2-Methoxycarbonylamino-2-phenyl-acetyl)-pyrrolidin-2-yl]-3H-imidazol-4-yl]-naphthalen-2-yl)-phenyl]-1H-imidazol-2-yl}-pyrrolidine-1-carbonyl)-2-methyl-propyl]-carbamic acid methyl ester

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This compound was prepared following the procedure for [1-(2-{5-[4-(6-{2-[1-(2S)-(2-Methoxycarbonylamino-2-phenyl-acetyl)-pyrrolidin-2-yl]-3H-imidazol-4-yl}-naphthalen-2-yl)-phenyl]-1H-imidazol-2-yl}-pyrrolidine-1-carbonyl)-2-methyl-propyl]-carbamic acid methyl ester using (R)-methoxycarbonylamino-phenyl-acetic acid (0.02 g, 0.09 mmol, 1.5 equiv.) to provide [1-(2-{5-[4-(6-{2-[1-(2-Methoxycarbonylamino-2-phenyl-acetyl)-pyrrolidin-2-yl]-3H-imidazol-4-yl}-naphthalen-2-yl)-phenyl]-1H-imidazol-2-yl}-pyrrolidine-1-carbonyl)-2-methyl-propyl]-carbamic acid methyl ester (0.03 g, 58%) as a white powder. LCMS-ESI+: calc'd for C47H50N8O6: 822.4 (M+). Found: 823.8 (M+H+). 1H-NMR: 400 MHz, (CDCl3) δ: (Mixture of rotomers) 7.62-7.87 (m, 9H), 7.29-7.43 (m, 6H), 7.18 (s, 2H), 6.09 (m, 1H), 5.46 (m, 2H), 5.33 (s, 1H), 5.27 (s, 1H), 4.33 (t, 1H), 3.84 (m, 1H), 3.71 (m, 1H), 3.68 (s, 3H), 3.61 (s, 3H), 3.24 (m, 1H), 2.83-2.93 (m, 3H), 2.35 (m, 1H), 1.92-2.23 (m, 6H), 0.86-0.97 (m, 6H).

Provenance & Evidence