2-Fluoropyridine-4-boronic acid → 3-(2-Fluoro-4-pyridinyl)phenyl 2,3,4-tri-O-acetyl-5-thio-beta-D-xylopyranoside
Reaktionsgleichung
[C:1]([O:4][C@@H:5]1[C@@H:18]([O:19][C:20](=[O:22])[CH3:21])[C@H:17]([O:23][C:24](=[O:26])[CH3:25])[CH2:16][S:15][C@H:6]1[O:7][C:8]1[CH:13]=[CH:12][CH:11]=[C:10](Br)[CH:9]=1)(=[O:3])[CH3:2].[F:27][C:28]1[CH:33]=[C:32](B(O)O)[CH:31]=[CH:30][N:29]=1>>[C:1]([O:4][C@@H:5]1[C@@H:18]([O:19][C:20](=[O:22])[CH3:21])[C@H:17]([O:23][C:24](=[O:26])[CH3:25])[CH2:16][S:15][C@H:6]1[O:7][C:8]1[CH:13]=[CH:12][CH:11]=[C:10]([C:32]2[CH:31]=[CH:30][N:29]=[C:28]([F:27])[CH:33]=2)[CH:9]=1)(=[O:3])[CH3:2]Komponenten
3
Versuchsvorschrift
By carrying out the operation analogously to example 3, starting from 3-bromophenyl 2,3,4-tri-O-acetyl-5-thio-β-D-xylopyranoside, obtained according to preparation VII, and 2-fluoro-4-pyridineboronic acid, the expected product is obtained in the form of a white solid with a yield of 52%.
Aufarbeitung
- customobtained