(2S,4R)-4-benzyl-N-(4-(4-fluorophenoxy)phenyl)pyrrolidine-2-carboxamide → HCID 67010754, compound

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Reaction Steps

Proceeding as in Example 1, but substituting 2-ethoxyacetic acid hydrochloride and (2S,4R)-4-benzyl-N-(4-(4-fluorophenoxy)phenyl)pyrrolidine-2-carboxamide, gave Compound 121, (2S,4R)-4-benzyl-1-(2-ethoxyacetyl)-N-(4-(4-fluorophenoxy)phenyl)pyrrolidine-2-carboxamide (9.4 mg, 32.9%); Major isomer: 1H-NMR (400 MHz, DMSO-D6): σ 9.99 (s, 1H), 7.55-7.60 (m, 2H), 7.29-7.32 (m, 2H), 7.17-7.23 (m, 5H), 6.95-7.02 (m, 4H), 4.47 (m, 1H), 4.06 (d, 2H), 3.60-3.64 (m, 1H), 3.47-3.53 (m, 2H), 3.18-3.22 (m, 1H), 2.50-2.89 (m, 3H), 1.90 (m, 2H), 1.08 (m, 3H). MS (EI) for C28H29FN2O4. found 477.5 (MH+).

Provenance & Evidence