6,8-Difluoro-2-tetralone → 2-(6,8-Difluoro-1,2,3,4-tetrahydro-naphthalen-2-ylamino)-pentanoic acid [1-(1-ethyl-propyl)-1H-imidazol-4-yl]-amide
Reaction equation
[CH2:1]([CH:3]([N:6]1[CH:10]=[C:9]([NH:11][C:12](=[O:18])[CH:13]([NH2:17])[CH2:14][CH2:15][CH3:16])[N:8]=[CH:7]1)[CH2:4][CH3:5])[CH3:2].[F:19][C:20]1[CH:21]=[C:22]2[C:27](=[C:28]([F:30])[CH:29]=1)[CH2:26][C:25](=O)[CH2:24][CH2:23]2>>[CH2:1]([CH:3]([N:6]1[CH:10]=[C:9]([NH:11][C:12](=[O:18])[CH:13]([NH:17][CH:25]2[CH2:24][CH2:23][C:22]3[C:27](=[C:28]([F:30])[CH:29]=[C:20]([F:19])[CH:21]=3)[CH2:26]2)[CH2:14][CH2:15][CH3:16])[N:8]=[CH:7]1)[CH2:4][CH3:5])[CH3:2]Participants
3
Procedure
2-Amino-pentanoic acid [1-(1-ethyl-propyl)-1H-imidazol-4-yl]-amide was reacted with 6,8-Difluoro-3,4-dihydro-1H-naphthalen-2-one to provide the title compound: C13 NMR (100 MHz, CDCl3) 10.9, 14.1, 14.2, 19.5, 19.6, 28.2, 28.6, 28.7, 28.9, 29.6, 29.9, 36.5, 36.6, 51.9, 52.3, 60.1, 60.6, 62.9, 100.7, 100.9, 101.2, 104.2, 110.5, 110.6, 110.8, 118.2, 118.5, 132.4, 137.9, 138.0, 139.6, 139.9, 159.8, 162.1, 162.2, 172.2, 172.4; MS 419.2 m/z (M+1); Chiral Separation using Chiralpak AD column, elute 85:15 heptane:ethanol; Flow Rate 275 mL/min.
Sources & evidence
- ORD record
- ord-d4888a409bbd406b8fe1b5fbeae61bd7
- Source dataset
- uspto-grants-2011_05
- Patent number
- US07951958B2
Reaction notes
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