2-Fluoro-4-(trifluoromethyl)benzeneboronic acid → 5-amino-N-(5-((2S,5R,6R)-5-amino-6-fluorooxepan-2-yl)-1-methyl-1H-pyrazol-4-yl)-2-(2-fluoro-4-(trifluoromethyl)phenyl)thiazole-4-carboxamide

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Reaction Steps

Following the procedure for Example 101 starting from tert-butyl N-[2-bromo-4-[[5-[(2S,5R,6R)-5-(tert-butoxycarbonylamino)-6-fluoro-oxepan-2-yl]-1-methyl-pyrazol-4-yl]carbamoyl]thiazol-5-yl]carbamate (Intermediate 88), and replacing 3,6-dihydro-2H-pyran-4-boronic acid pinacol ester with (2-fluoro-4-(trifluoromethyl)phenyl)boronic acid gave 259. 1H NMR (400 MHz, DMSO-d6) δ 9.54 (s, 1H), 8.31 (q, J=9.1, 8.5 Hz, 1H), 7.93-7.84 (m, 1H), 7.83-7.71 (m, 2H), 7.61 (s, 2H), 5.17-4.82 (m, 2H), 4.31-4.14 (m, 1H), 4.08-3.93 (m, 1H), 3.77 (s, 3H), 3.51-3.37 (m, 1H), 2.19-2.05 (m, 1H), 1.98-1.81 (m, 2H), 1.75-1.67 (m, 1H). LCMS (ES+) m/z 517 (M+1).

Provenance & Evidence