反应详情

Following the procedure for Example 111 starting from tert-butyl ((3R,4R,7S)-3-fluoro-7-(1-methyl-4-nitro-1H-pyrazol-5-yl)oxepan-4-yl)carbamate (Intermediate 24), and replacing 5-((tert-butoxycarbonyl)amino)-2-(2,6-difluorophenyl)thiazole-4-carboxylic acid with 6-(2,6-difluoro-4-((tetrahydro-2H-pyran-4-yl)oxy)phenyl)-5-fluoropicolinic acid (see US2012/225062) gave 188 as a white solid (12 mg, 27%). 1H NMR (400 MHz, d6-DMSO) δ 10.24 (s, 1H), 8.25 (dd, J=8.6, 3.9 Hz, 1H), 8.17-8.09 (m, 1H), 7.85 (s, 1H), 7.40-7.00 (br s, 2H), 7.20 (d, J=11.6 Hz, 2H), 5.30 (d, J=48 Hz, 1H), 4.92-4.86 (m, 2H), 4.11-4.00 (m, 2H), 3.92-3.84 (m, 2H), 3.75 (s, 3H), 3.62-3.50 (m, 3H), 2.07 (m, 4H), 1.95-1.70 (m, 2H), 1.68-1.55 (m, 2H). LCMS (ES+) m/z 564 (M+1).