1-(4-Fluorophenyl)pentane-1,3-dione → (2S)-2-{[(Z)-1-ethyl-3-(4-fluorophenyl)-3-oxo-1-propenyl]amino}-3-(4-{2-[2(4-fluorophenyl)-5-methyl-1,3-oxazol-4-yl]ethoxy}phenyl)propanoic acid

Participants

Reaction Steps

The title compound was prepared (as described above for the preparation of Example 2) from 500 mg (1.56 mmol) of Intermediate 46 and 315 mg (1.56 mmol) of Intermediate 32 to yield 412 mg of Example 9: TLC (DCM/MeOH, 4/1): Rf=0.53; 1H NMR (DMSO-d6, 300 MHz) δ11.53 (d, 1H, J=9.3), 7.99 (m, 2H), 7.95 (m, 2H), 7.39 (t, 2H, J=8.7), 7.26 (t, 2H, J=8.7), 7.17 (d, 2H, J=8.1), 6.86 (d, 2H, J=8.1), 5.60 (s, 1H), 4.20 (t, 2H, J=6.6), 4.12 (m, 1H), 3.21 (m, 2H), 2.94 (t, 2H, J=6.6), 2.78 (dd, 1H, J=13.8, 8.4), 2.38 (s, 3H), 2.05 (m, 2H), 0.96 (t, 3H, J=7.5); low resolution MS (ES+)m/e 561.4 (MH+).

Provenance & Evidence