Benzoylacetone → (2S)-2-{[(Z)-1-methyl-3-oxo-3-phenyl-1-propenyl]amino}-3-{4-[(5-methyl-2-phenyl-1,3-oxazol-4-yl)methoxy]phenyl}propanoic acid

Participants

Reaction Steps

The title compound was prepared (as described above for the preparation of example 1) from a suspension of 113 mg (0.32 mmol) of Intermediate 54 and 52 mg (0.32 mmol) of benzoylacetone to yield 44 mg (28%) of example 54: TLC (DCM/MeOH, 4/1): Rf=0.55; 1H NMR (DMSO-d6, 300 MHz) δ11.43 (d, 1H, J=9.0), 7.92-7.88 (m, 2H), 7.8 (m, 2H), 7.48 (m, 3H), 7.38-7.38 (m, 3H), 7.16 (d, 2H, J=8.4), 6.9 (d, 2H, J=8.4), 5.53 (s, 1H), 4.91 (s, 1H), 4.15 (m, 1H), 3.2 (m, 2H), 2.83-2.74 (m, 1H), 2.37 (s, 3H), 1.67 (s, 3H); low resolution MS (ES+)m/e 497.07 (MH+).

Provenance & Evidence