反应详情

The title compound was prepared according to the method of Example 335, substituting 2-(4-fluorophenyl)-4-tosyloxy-5-[4-(methylsulfonyl)phenyl]-3(2H)-pyridazinone in place of 2-(3-chlorophenyl)-4-tosyloxy-5-[4-(methylsulfonyl)phenyl]-3(2H)-pyridazinone and substituting 4-methyl-3-penten-1-ol in place of isobutanol (yield: 0.1165 g, 77%). mp 111–114° C. 1H NMR (300 MHz, DMSO d6) δ 1.46 (s, 3H), 1.56 (s, 3H), 2.26 (m, 2H), 3.30 (s, 1H), 4.43 (t, J=7 Hz, 2H), 4.96 (m, 1H), 7.37 (m, 2H), 7.65 (m, 2H), 7.91 (m, 2H), 8.06 (m, 2H), 8.18 (s, 1H). MS (DCI/NH3) m/z 443 (M+H)+, 460 (M+NH4)+. Anal. calc. for C23H23FN2O4S: C, 62.43; H, 5.24; N, 6.33. Found: C, 62.32; H, 5.30; N, 6.25.