3,5-Difluoromandelic acid → HCID 11596979, compound

HRID 553116Notes

Reaction equation

HRID 553116 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]([CH:27]([OH:31])[C:28](O)=[O:29])[CH:23]=[C:24]([F:26])[CH:25]=1>>[CH2:1]([CH:3]([N:6]1[CH:10]=[C:9]([NH:11][C:12](=[O:18])[CH:13]([NH:17][C:28](=[O:29])[CH:27]([C:22]2[CH:23]=[C:24]([F:26])[CH:25]=[C:20]([F:19])[CH:21]=2)[OH:31])[CH2:14][CH2:15][CH3:16])[N:8]=[CH:7]1)[CH2:4][CH3:5])[CH3:2]

Participants

3

Reactant 2

HCID 5886483,5-Difluoromandelic acidHCID 671650412-Amino-pentanoic acid [1-(1-ethyl-propyl)-1H-imidazol-4-yl]-amide

Product 1

HCID 11596979HCID 11596979, compound

Procedure

2-Amino-pentanoic acid [1-(1-ethyl-propyl)-1H-imidazol-4-yl]-amide was coupled with (3,5-Difluoro-phenyl)-hydroxy-acetic acid to afford the title compound: C13 NMR (100 MHz, CDCl3) 10.7, 13.7, 13.7, 19.0, 19.1, 35.5, 35.7, 52.9, 53.2, 62.9, 73.4, 73.5, 103.4, 103.7, 105.0, 105.2, 109.6, 109.8, 109.9, 110.1, 132.5, 132.6, 137.4, 137.5, 144.1, 161.7, 161.9, 164.3, 169.2, 169.6, 171.8, 172.0; MS 423.21 m/z (M+1); Diastereomers separated using Chiralpak AD column, elute 50:50 heptane:ethanol; Flow Rate 275 mL/min.

Sources & evidence

ORD record
ord-0e6b45cd23d64d29a3b78c4184d88333
Source dataset
uspto-grants-2011_05
Patent number
US07951958B2

Reaction notes

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