反应详情

The title compound was prepared from methyl-2,6-diisopropyl-4-(4-fluorophenyl)-5-(2-oxoethyl)-3-pyridinecarboxylate (Example 82, Step A) and 4-methylbenzyl triphenylphosphonium bromide according to the procedures described in Example 1, Steps F-H. 1H NMR (300 MHz, CDCl3): δ 7.08 (m, 4 H), 7.01 (d, J=8 Hz, 2 H), 6.85 (d, J=8 Hz, 2 H), 4.30 (s, 2 H), 3.39 (sept, J=6.6 Hz, 1 H), 3.13 (sept, J=6.6 Hz, 1 H), 2.41 (t, J=7 Hz, 2 H), 2.31 (s, 3 H), 2.27 (m, 2 H), 1.58 (m, 2 H), 1.31 (d, J=6.6 Hz, 6 H), 1.26 (d, J=6.6 Hz, 6 H), 1.15 (m, 1 H). FAB-MS: calcd for (C28H34FNO) 419, found 420 (M+H). Anal. Calcd for C28H34FNO: C, 80.15; H, 8.17; N, 3.34. Found: C, 80.33; H, 8.28; N, 3.22. mp 79-80° C. Rf=0.4 (20% ethyl acetate/hexane).