Methyl-2-{[4-(5-cyano-7-isopropyl-1,3-benzoxazol-2-yl)benzoyl]amino}-3-methylbutanoate → 2-{[4-(5-Cyano-7-isopropyl-1,3-benzoxazol-2-yl)benzoyl]amino}-3-methylbutanoic acid

Participants

Reaction Steps

The title compound was prepared from methyl-2-{[4-(5-cyano-7-isopropyl-1,3-benzoxazol-2-yl)benzoyl]amino}-3-methylbutanoate (EXAMPLE 29) using procedure analogous to that described in INTERMEDIATE 2, Step C. Mass spectrum (ESI) 406.20 (M+1). 1H NMR (500 MHz, CDCl3): δ 8.19 (d, J=8.4 Hz, 2H), 7.89 (d, J=8.4 Hz, 2H), 7.79 (d, J=1.4 Hz, 1H), 7.38 (s, 1H), 7.02 (d, J=8.4 Hz, 2H), 4.59 (m, 1H), 3.45 (m, 1H), 2.2 m, 1H), 1.32 (d, J=7.10 Hz, 6H), 0.91 (t, J=6.3 Hz, 6H).

Provenance & Evidence