(S)-2-Hydroxy-3-methylbutanoic acid → 2-(2-Hydroxy-3-methyl-butyrylamino)-pentanoic acid [1-(1,1-dimethyl-2-pyrrolidin-1-yl-ethyl)-1H-imidazol-4-yl]-amide
Reaction equation
[CH3:1][C:2]([N:10]1[CH:14]=[C:13]([NH:15][C:16](=[O:22])[CH:17]([NH2:21])[CH2:18][CH2:19][CH3:20])[N:12]=[CH:11]1)([CH3:9])[CH2:3][N:4]1[CH2:8][CH2:7][CH2:6][CH2:5]1.[OH:23][C@@H:24]([CH:28]([CH3:30])[CH3:29])[C:25](O)=[O:26]>>[CH3:1][C:2]([N:10]1[CH:14]=[C:13]([NH:15][C:16](=[O:22])[CH:17]([NH:21][C:25](=[O:26])[CH:24]([OH:23])[CH:28]([CH3:30])[CH3:29])[CH2:18][CH2:19][CH3:20])[N:12]=[CH:11]1)([CH3:9])[CH2:3][N:4]1[CH2:8][CH2:7][CH2:6][CH2:5]1Participants
3
Procedure
2-Amino-pentanoic acid [1-(1,1-dimethyl-2-pyrrolidin-1-yl-ethyl)-1H-imidazol-4-yl]-amide was coupled with (S)-2-hydroxy-3-methyl-butyric acid to afford the title compound: C13 NMR (100 MHz, CDCl3) 12.7, 15.2, 18.4, 18.9, 22.8, 25.3, 31.8, 33.9, 53.0, 56.8, 60.7, 63.3, 75.8, 107.5, 130.8, 131.1, 171.7, 175.7; MS m/z 408.5 (M+1).
Sources & evidence
- ORD record
- ord-40416e68db6c4ec6a4f0eb3c79043f6a
- Source dataset
- uspto-grants-2008_03
- Patent number
- US07342118B2
Reaction notes
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