{4-[(2-Methylpropyl)carbamoyl]phenyl}boronic acid → HCID 59177806, compound
Reaction equation
[CH3:1][CH:2]([CH3:16])[CH2:3][NH:4][C:5]([C:7]1[CH:12]=[CH:11][C:10](B(O)O)=[CH:9][CH:8]=1)=[O:6].Br[C:18]1[CH:23]=[CH:22][C:21]([O:24][CH2:25][CH:26]2[CH2:31][CH2:30][N:29]([C:32]([O:34][CH:35]([CH3:37])[CH3:36])=[O:33])[CH2:28][CH2:27]2)=[CH:20][CH:19]=1>>[CH3:1][CH:2]([CH3:16])[CH2:3][NH:4][C:5]([C:7]1[CH:12]=[CH:11][C:10]([C:18]2[CH:19]=[CH:20][C:21]([O:24][CH2:25][CH:26]3[CH2:27][CH2:28][N:29]([C:32]([O:34][CH:35]([CH3:37])[CH3:36])=[O:33])[CH2:30][CH2:31]3)=[CH:22][CH:23]=2)=[CH:9][CH:8]=1)=[O:6]Participants
3
Procedure
The title compound (21 mg, 19%) was prepared from (4-{[(2-methylpropyl)amino]carbonyl}phenyl)boronic acid (44 mg, 0.2 mmol) and 1-methylethyl 4-{[(4-bromophenyl)oxy]methyl}-1-piperidinecarboxylate (prepared as in Example 9, Step 2, 71 mg, 0.2 mmol) in a manner similar to Example 21, Step 3 and worked up in a manner similar to Example 9, Step 3. 1H NMR (400 MHz, CDCl3): δ 7.80 (d, 2H, J=8.6 Hz), 7.60 (d, 2H, J=8.6 Hz), 7.54 (d, 2H, J=8.8 Hz), 6.96 (d, 2H, J=8.9 Hz), 6.17 (t, 1H, J=5.8 Hz), 4.97-4.84 (m, 1H), 4.21 (bs, 2H), 3.85 (d, 2H, J=6.4 Hz), 3.34-3.27 (m, 2H), 2.83-2.73 (m, 2H), 2.05-1.95 (m, 1H), 1.95-1.89 (m, 1H), 1.90-1.80 (m, 2H), 1.35-1.26 (m, 2H), 1.24 (d, 6H, J=6.2 Hz), 0.99 (d, 6H, J=6.7 Hz); LRMS (ESI), m/z 453 (M+H).
Sources & evidence
- ORD record
- ord-15f439eedb8a4aa5a86256fadc3fc781
- Source dataset
- uspto-grants-2012_01
- Patent number
- US08101634B2
Reaction notes
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