5-Fluoro-2-hydroxyphenylboronic acid → 5-Amino-N-(5-(4-(aminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-yl)-2-(5-fluoro-2-hydroxyphenyl)thiazole-4-carboxamide

Participants

Reaction Steps

Following the procedure for Example 278 starting with tert-butyl 4-(5-(4-(butyloxycarbonylaminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-ylcarbamoyl)-2-bromothiazol-5-ylcarbamate and 5-fluoro-2-hydroxyphenylboronic acid gave 297 as an off-white solid (18 mg, 20%). 1H NMR (400 MHz, d4-MeOD) δ 7.64 (dd, J=9.6, 3.1 Hz, 1H), 7.49 (s, 1H), 6.96 (td, J=4.8, 3.1 Hz, 1H), 6.90 (dd, J=9.6, 4.8 Hz, 1H), 3.74 (s, 3H), 3.27-3.12 (m, 4H), 2.66 (d, J=6.5 Hz, 2H), 1.86 (d, J=12.5 Hz, 2H), 1.69-1.42 (m, 1H), 1.45-1.36 (m, 2H). LCMS (ES+) m/z 446 (M+1).

Provenance & Evidence