Propionyl Acetophenone → (2S)-2-{[(Z)-1-ethyl-3-oxo-3-phenyl-1-propenyl]amino}-3-(4-{2-[2-(4-isopropoxyphenyl)-5-methyl-1,3oxazol-4-yl]ethoxy}phenyl)propanoic acid

Participants

Reaction Steps

The title compound was prepared (as described above for the preparation of Example 2) from 75 mg (0.177 mmol) of Intermediate 51 and 34 mg (0.194 mmol) of Intermediate 16 to yield 30 mg of Example 17: TLC (DCM/MeOH (4:1): Rf=0.63; 1H NMR (DMSO-d6, 400 MHz) δ11.49 (d, 1H, J=9.6), 7.77 (m, 4H), 7.37 (m, 3H), 7.10 (d, 2H, J=8.8), 6.97 (d, 2H, J=9.2), 6.79 (d, 2H, J=9.2), 5.54 (s, 1H), 4.66 (septuplet, 1H, J=6.0), 4.12 (t, 2H, J=6.8), 4.04 (m, 1H), 3.35 (m, 1H), 3.11 (m, 1H), 2.84 (t, 2H, J=6.8), 2.72 (dd, 1H, J=13.9, 9.2), 2.28 (s, 3H), 1.99 (m, 2H), 1.26 (d, 6H, J=6.0), 0.91 (m 3H, J=7.6); low resolution MS (ES+)m/e 583.1 (MH+).

Provenance & Evidence