4-tert-Butylphenylboronic acid → HCID 11192092, compound
Reaction equation
[NH2:1][C:2]1[CH:3]=[C:4]2[C:8](=[CH:9][CH:10]=1)[N:7]([CH2:11][C:12]1[CH:17]=[CH:16][C:15]([C:18]3[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=3)=[CH:14][CH:13]=1)[C:6]([C:24]([O:26]CC)=[O:25])=[C:5]2[C:29]1[CH:34]=[CH:33][CH:32]=[CH:31][CH:30]=1.[C:35]([C:39]1[CH:44]=[CH:43][C:42](B(O)O)=[CH:41][CH:40]=1)([CH3:38])([CH3:37])[CH3:36]>>[C:15]1([C:18]2[CH:19]=[CH:20][CH:21]=[CH:22][CH:23]=2)[CH:14]=[CH:13][C:12]([CH2:11][N:7]2[C:8]3[C:4](=[CH:3][C:2]([NH:1][C:42]4[CH:43]=[CH:44][C:39]([C:35]([CH3:38])([CH3:37])[CH3:36])=[CH:40][CH:41]=4)=[CH:10][CH:9]=3)[C:5]([C:29]3[CH:30]=[CH:31][CH:32]=[CH:33][CH:34]=3)=[C:6]2[C:24]([OH:26])=[O:25])=[CH:17][CH:16]=1Participants
3
Procedure
The title compound was prepared from ethyl 5-amino-1-(1,1′-biphenyl-4-ylmethyl)-3-phenyl-1H-indole-2-carboxylate and 4-tert-butylbenzeneboronic acid according to the procedure of Example 1 Step 3 as a pale green solid: 1H NMR (CDCl3) δ 1.28 (s, 9 H), 5.85 (s, 2 H), 6.86 (d, J=8.6 Hz, 2 H), 7.15-7.55 (m, 19 H); MS (ESI) m/z 551 (MH+); HRMS calcd. for C38H34N2O2 551.2699; found (ESI+): 551.2681; Anal. calcd. for C38H34N2O2.0.5H2O: C, 81.55; H, 6.30; N, 5.01. Found: C, 81.91; H, 6.39; N, 4.65.
Sources & evidence
- ORD record
- ord-c5d3d0f1e9b4416fad9539e096a9723e
- Source dataset
- uspto-grants-2008_02
- Patent number
- US07332521B2
Reaction notes
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