2-Fluoro-3-(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-3-(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-3-(trifluoromethyl)phenyl)boronic acid gave 268. 1H NMR (400 MHz, DMSO-d6) δ 9.53 (s, 1H), 8.38 (t, J=7.5 Hz, 1H), 7.90-7.75 (m, 2H), 7.62-7.50 (m, 3H), 5.05-4.71 (m, 2H), 4.22-4.06 (m, 1H), 4.05-3.92 (m, 1H), 3.75 (s, 3H), 3.34-3.21 (m, 1H), 2.18-2.10 (m, 1H), 1.88-1.72 (m, 4H), 1.69-1.60 (m, 1H). LCMS (ES+) m/z 517 (M+1).

Provenance & Evidence