Ammonia → 2-(3,4-Difluorophenyl)-4-(2-methylpropoxy)-5-[4-(aminosulfonyl)phenyl]-3(2H)-pyridazinone
반응식
[F:1][C:2]1[CH:3]=[C:4]([N:9]2[C:14](=[O:15])[C:13]([O:16][CH2:17][CH:18]([CH3:20])[CH3:19])=[C:12]([C:21]3[CH:26]=[CH:25][C:24]([S:27](C)(=[O:29])=[O:28])=[CH:23][CH:22]=3)[CH:11]=[N:10]2)[CH:5]=[CH:6][C:7]=1[F:8].[NH3:31]>>[F:1][C:2]1[CH:3]=[C:4]([N:9]2[C:14](=[O:15])[C:13]([O:16][CH2:17][CH:18]([CH3:20])[CH3:19])=[C:12]([C:21]3[CH:26]=[CH:25][C:24]([S:27]([NH2:31])(=[O:29])=[O:28])=[CH:23][CH:22]=3)[CH:11]=[N:10]2)[CH:5]=[CH:6][C:7]=1[F:8]참가 물질
3
실험 절차
The title compound was prepared according to the method of Example 384, substituting 2-(3,4-difluorophenyl)-4-(2-methylpropoxy)-5-[4-(methylsulfonyl)phenyl]-3(2H)-pyridazinone in place of 2-benzyl-4-(4-fluorophenyl)-5-[4-(methylsulfonyl)phenyl]-3(2H)-pyridazinone (yield: 35 mg, 42%). mp 169-171° C. 1H NMR (300 MHz, DMSO-d6) δ 0.78 (d, 6H), 1.84, (m, 1H), 4.2 (d, 2H), 7.54 (m, 3H), 7.6 (m, 1H), 7.82 (m, 3H), 7.91 (d, 2H), 8.21 (s, 1H). MS (DCI/NH3) m/z 436 (M+H)+, 453 (M+NH4)+. Anal. calc. for C20H19F2N3O4S.0.25H2O: C, 55.17; H, 4.40; N, 9.65. Found: C, 54.19; H, 4.25; N, 9.35