反应详情

Following the procedure for Example 111 starting from tert-butyl ((3S,4R,7S)-3-fluoro-7-(1-methyl-4-nitro-1H-pyrazol-5-yl)oxepan-4-yl)carbamate (Intermediate 80), and replacing 5-((tert-butoxycarbonyl)amino)-2-(2,6-difluorophenyl)thiazole-4-carboxylic acid with 6-(2,6-difluorophenyl)-5-fluoropicolinic acid (see US2012/225061) gave 195. 1H NMR (400 MHz, DMSO-d6) δ 10.20 (s, 1H), 8.30 (dd, J=8.7, 4.0 Hz, 1H), 8.15 (t, J=8.9 Hz, 1H), 7.91 (s, 1H), 7.72-7.59 (m, 1H), 7.30 (t, J=8.4 Hz, 2H), 4.86-4.78 (m, 1H), 4.31-4.05 (m, 1H), 4.02-3.83 (m, 2H), 3.75 (s, 3H), 3.11-2.97 (m, 1H), 2.11-2.00 (m, 1H), 1.82-1.50 (m, 5H). LCMS (ES+) m/z 464 (M+1).