2,6-Difluoro-3-methoxybenzeneboronic acid → N-(5-((2S,5R,6S)-5-amino-6-fluorooxepan-2-yl)-1-methyl-1H-pyrazol-4-yl)-2-(2,6-difluoro-3-methoxyphenyl)thiazole-4-carboxamide

Participants

Reaction Steps

Following the procedure for Example 101 starting from tert-butyl ((3S,4R,7S)-7-(4-(2-bromothiazole-4-carboxamido)-1-methyl-1H-pyrazol-5-yl)-3-fluorooxepan-4-yl)carbamate (Intermediate 99), and replacing 3,6-dihydro-2H-pyran-4-boronic acid pinacol ester with (2,6-difluoro-3-methoxyphenyl)boronic acid gave 229. 1H NMR (400 MHz, DMSO-d6) δ 9.88 (s, 1H), 8.63 (s, 1H), 7.78 (s, 1H), 7.40 (td, J=9.3, 5.1 Hz, 1H), 7.27 (td, J=9.5, 1.9 Hz, 1H), 4.81 (dd, J=10.9, 3.6 Hz, 1H), 4.37 (d, J=47.9 Hz, 1H), 4.24-4.10 (m, 1H), 4.10-3.92 (m, 1H), 3.90 (s, 3H), 3.78 (s, 3H), 3.29-3.19 (m, 1H), 2.11-2.01 (m, 1H), 1.87-1.77 (m, 1H), 1.75-1.66 (m, 2H). LCMS (ES+) m/z 482 (M+1).

Provenance & Evidence