3-Amino-9-ethylcarbazole → HCID 131725546, compound
Reaction equation
[CH2:1]([O:4][N:5]=[C:6]1[CH2:10][N:9]([C:11]([O:13]C(C)(C)C)=O)[C@H:8]([C:18]([OH:20])=O)[CH2:7]1)[CH:2]=[CH2:3].[C:21]1([C:30]2[CH:35]=[CH:34][CH:33]=[CH:32][CH:31]=2)[CH:26]=[CH:25][C:24](C(Cl)=O)=[CH:23][CH:22]=1.[CH2:36]([N:38]1[C:50]2[CH:49]=[CH:48][C:47]([NH2:51])=[CH:46][C:45]=2[C:44]2[C:39]1=[CH:40][CH:41]=[CH:42][CH:43]=2)[CH3:37]>>[CH2:1]([O:4][N:5]=[C:6]1[CH2:10][N:9]([C:11]([C:33]2[CH:34]=[CH:35][C:30]([C:21]3[CH:26]=[CH:25][CH:24]=[CH:23][CH:22]=3)=[CH:31][CH:32]=2)=[O:13])[C@H:8]([C:18]([NH:51][C:47]2[CH:48]=[CH:49][C:50]3[N:38]([CH2:36][CH3:37])[C:39]4[C:44]([C:45]=3[CH:46]=2)=[CH:43][CH:42]=[CH:41][CH:40]=4)=[O:20])[CH2:7]1)[CH:2]=[CH2:3]Participants
4
Procedure
Following the general method as outlined in Example 22, starting from (2S,4EZ)-4-[(allyloxy)-imino]-1-(tert-butoxycarbonyl)-2-pyrrolidinecarboxylic acid, [1,1′-biphenyl]-4-carbonyl chloride, and 9-ethyl-9H-carbazol-3-amine the title compound was obtained in 51% purity by LC/MS. MS(ESI+): m/z=557.2.
Sources & evidence
- ORD record
- ord-acd6be4083ff48d883fc7d5c0736d5c8
- Source dataset
- uspto-grants-2006_03
- Patent number
- US07018988B2
Reaction notes
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