4-Cyanobenzoic acid → benzyl 2-(benzyloxy)-4-(N-(4-(1-(4-cyanobenzoyl)piperidin-4-yl)benzyl)-2-(N,4-dimethylphenylsulfonamido)acetamido)benzoate
反応式
[CH2:1]([O:8][C:9]1[CH:24]=[C:23]([N:25]([CH2:41][C:42]2[CH:47]=[CH:46][C:45]([CH:48]3[CH2:53][CH2:52][NH:51][CH2:50][CH2:49]3)=[CH:44][CH:43]=2)[C:26](=[O:40])[CH2:27][N:28]([CH3:39])[S:29]([C:32]2[CH:37]=[CH:36][C:35]([CH3:38])=[CH:34][CH:33]=2)(=[O:31])=[O:30])[CH:22]=[CH:21][C:10]=1[C:11]([O:13][CH2:14][C:15]1[CH:20]=[CH:19][CH:18]=[CH:17][CH:16]=1)=[O:12])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[C:54]([C:56]1[CH:64]=[CH:63][C:59]([C:60](O)=[O:61])=[CH:58][CH:57]=1)#[N:55]>>[CH2:1]([O:8][C:9]1[CH:24]=[C:23]([N:25]([CH2:41][C:42]2[CH:43]=[CH:44][C:45]([CH:48]3[CH2:49][CH2:50][N:51]([C:60](=[O:61])[C:59]4[CH:63]=[CH:64][C:56]([C:54]#[N:55])=[CH:57][CH:58]=4)[CH2:52][CH2:53]3)=[CH:46][CH:47]=2)[C:26](=[O:40])[CH2:27][N:28]([CH3:39])[S:29]([C:32]2[CH:37]=[CH:36][C:35]([CH3:38])=[CH:34][CH:33]=2)(=[O:31])=[O:30])[CH:22]=[CH:21][C:10]=1[C:11]([O:13][CH2:14][C:15]1[CH:16]=[CH:17][CH:18]=[CH:19][CH:20]=1)=[O:12])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1参加物
3
実験手順
Condensation of 21 with 4-cyanobenzoic acid on a 0.10 mmol scale via General Procedure F furnished 24 (63 mg, 89%): δH (400 MHz, CDCl3) 1.59-1.72 (m, 4H, CH2), 1.83-1.94 (m, 2H, CH2), 2.39 (s, 3H, CH3), 2.79-3.21 (m, 8H, CH3, CH and CH2), 3.65 (s, 2H, CH2), 4.77 (s, 2H, CH2), 4.95 (s, 2H, CH2), 4.97 (s, 2H, CH2), 5.34 (s, 2H, CH2), 6.60 (t, J=8.4 Hz, 1H, CH), 6.69 (dd, J=8.0 and 1.6 Hz, 1H, CH), 7.03-7.12 (m, 4H, 4 CH (Ar)), 7.21-7.82 (m, 12H, 12 CH (Ar)); δC (100 MHz, CDCl3) 21.4, 29.5, 35.9, 42.0, 48.1, 51.3, 52.7, 66.9, 70.6, 113.3, 113.9, 119.9, 120.7, 126.7, 126.9, 127.3, 127.4, 127.9, 128.1 (2), 128.4, 128.5, 129.0, 129.4, 132.3, 132.9, 134.8, 135.0, 135.5, 135.6, 140.0, 143.3, 144.0, 144.8, 158.6, 165.2, 167.0, 168.3; LRMS (ES+) calcd for [C51H48N4O7S+H] 861.33 found 861.38.