3,5-Dimethylisoxazole-4-boronic acid → 1-({1-[4-(3,5-Dimethylisoxazol-4-yl)benzyl]-5-(quinolin-2-ylmethoxy)-1H-benzimidazol-2-yl}methyl)cyclopentanecarboxylic acid
Reaction equation
Br[C:2]1[CH:40]=[CH:39][C:5]([CH2:6][N:7]2[C:11]3[CH:12]=[CH:13][C:14]([O:16][CH2:17][C:18]4[CH:27]=[CH:26][C:25]5[C:20](=[CH:21][CH:22]=[CH:23][CH:24]=5)[N:19]=4)=[CH:15][C:10]=3[N:9]=[C:8]2[CH2:28][C:29]2([C:34]([O:36]CC)=[O:35])[CH2:33][CH2:32][CH2:31][CH2:30]2)=[CH:4][CH:3]=1.[CH3:41][C:42]1[C:46](B(O)O)=[C:45]([CH3:50])[O:44][N:43]=1>>[CH3:41][C:42]1[C:46]([C:2]2[CH:40]=[CH:39][C:5]([CH2:6][N:7]3[C:11]4[CH:12]=[CH:13][C:14]([O:16][CH2:17][C:18]5[CH:27]=[CH:26][C:25]6[C:20](=[CH:21][CH:22]=[CH:23][CH:24]=6)[N:19]=5)=[CH:15][C:10]=4[N:9]=[C:8]3[CH2:28][C:29]3([C:34]([OH:36])=[O:35])[CH2:33][CH2:32][CH2:31][CH2:30]3)=[CH:4][CH:3]=2)=[C:45]([CH3:50])[O:44][N:43]=1Participants
3
Reactant 2
Product 1
Procedure
The title compound was prepared using similar methods to those in Example 97 using ethyl 1-((1-(4-bromobenzyl)-5-(quinolin-2-ylmethoxy)-1H-benzo[d]imidazol-2-yl)methyl)cyclopentanecarboxylate and 3,5-dimethylisoxazole-4-boronic acid in Step A. MS (ESI): mass calcd. for C36H34N4O4, 586.26; m/z found, 587.3 [M+H]+. 1H NMR (400 MHz, CDCl3) δ 8.22 (d, J=8.5, 1H), 8.11 (d, J=8.5, 1H), 7.84 (d, J=8.1, 1H), 7.78-7.75 (m, 1H), 7.74-7.70 (m, 1H), 7.59-7.54 (m, 1H), 7.37-7.35 (m, 1H), 7.23-7.19 (m, 3H), 7.12-7.10 (m, 1H), 7.10-7.05 (m, 2H), 5.43 (s, 2H), 5.38 (s, 2H), 3.11 (s, 2H), 2.36 (s, 3H), 2.35-2.27 (m, 2H), 2.23 (s, 3H), 1.74-1.67 (m, 2H), 1.60-1.47 (m, 4H).
Sources & evidence
- ORD record
- ord-5572222a1e144e0484da0c5a53804db9
- Source dataset
- uspto-grants-2016_02
- Patent number
- US09265770B2
Reaction notes
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