反应详情

The title compound was prepared from 3-(4-hydroxyphenyl)-2-methyl-2-(4-trifluoromethyl-phenoxy)-propionic acid ethyl ester and toluene-4-sulfonic acid 2-(2-cyclohexyl-5-methyl-oxazol-4-yl)-ethyl ester using the procedure of Example 50. 1H NMR (400 MHz, CDCl3) δ 7.48 (d, 2H, J=8.8 Hz), 7.16 (d, 2H, J=8.8 Hz), 6.95 (d, 2H, J=8.4 Hz), 6.78 (d, 2H, J=8.4 Hz), 4.11 (t, 2H, J=6.2 Hz), 3.24 and 3.15 (d of ABq, 2H, J=13.8 Hz), 2.95 (t, 2H, J=6.2 Hz), 2.85 (tt, 1H, J=11.6, 3.4 Hz), 2.30 (s, 3H), 2.03-1.95 (m, 2H), 1.83-1.74 (m, 2H), 1.73-1.68 (m, 1H), 1.58-1.47 (m, 1H), 1.49 (s, 3H), 1.38-1.17 (m, 4H). IR (KBr) 3400, 2937, 1735, 1614, 1513, 1328 cm−1. HRMS (ES+) m/z exact mass calcd for C29H33NO5F3 532.2311, found 532.2332.