Sodium hydride → HCID 131717002, compound
Reaction equation
[CH3:1][C:2]1[N:7]=[C:6]2[N:8]=[C:9]([CH2:11][CH3:12])[NH:10][C:5]2=[C:4]([CH3:13])[CH:3]=1.[C:14]1([C:20]([C:46]2[CH:51]=[CH:50][CH:49]=[CH:48][CH:47]=2)([C:40]2[CH:45]=[CH:44][CH:43]=[CH:42][CH:41]=2)[N:21]2[C:25]([C:26]3[C:31]([C:32]4[CH:37]=[CH:36][C:35]([CH2:38]Br)=[CH:34][CH:33]=4)=[CH:30][CH:29]=[CH:28][CH:27]=3)=[N:24][N:23]=[N:22]2)[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=1.[H-].[Na+]>>[CH3:1][C:2]1[N:7]=[C:6]2[N:8]([CH2:38][C:35]3[CH:34]=[CH:33][C:32]([C:31]4[CH:30]=[CH:29][CH:28]=[CH:27][C:26]=4[C:25]4[N:21]([C:20]([C:46]5[CH:51]=[CH:50][CH:49]=[CH:48][CH:47]=5)([C:40]5[CH:41]=[CH:42][CH:43]=[CH:44][CH:45]=5)[C:14]5[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=5)[N:22]=[N:23][N:24]=4)=[CH:37][CH:36]=3)[C:9]([CH2:11][CH3:12])=[N:10][C:5]2=[C:4]([CH3:13])[CH:3]=1Participants
4
Procedure
5,7-Dimethyl-2-ethyl-3-(2'-(N-triphenylmethyltetrazol-5-yl)biphen-4-yl)methyl-3H-imidazo[4,5-b]pyridine was prepared according to the procedure described in Example 7, Part A from 5,7-dimethyl-2-ethylimidazo[4,5-b]pyridine (1.51 g, 8.62 mmol), N-triphenylmethyl-5-(4'-bromomethylbiphen-2-yl)tetrazole (5.29 g, 9.48 mmol), and NaH (17.2 mmol). Yield: 4.25 g white solid: 1H NMR (300 MHz, CDCl3) δ 7.86 (dd, 1H, J=7, 2 Hz), 7.50-7.41 (m, H), 7.36-7.21 (m, 10 H), 7.05 (d, 2 H, J=4.5 Hz), 6.95-6.89 (m, 7 H), 6.86 (d, 2 H, J=4.5 Hz), 5.35 (s, 2H), 2.67 (q, 2 H, J=7.5 Hz), 2.65 (s, 3 H), 2.58 (s, 3 H), 1.25 (t, 3 H, J=7.5 Hz).
Sources & evidence
- ORD record
- ord-6f484025a10244238c85a53f9fe72384
- Source dataset
- uspto-grants-1994_07
- Patent number
- US05332744
Reaction notes
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