Ammonia → 3-(3,4-Difluorophenyl)-5-(pyridin-3-yl)-1,2,4-oxadiazole
Reaktionsgleichung
[F:1][C:2]1[CH:3]=[C:4]([CH:9]=[CH:10][C:11]=1[F:12])[C:5](=[N:7][OH:8])[NH2:6].Cl.[C:14](Cl)(=O)[C:15]1[CH:20]=[CH:19][CH:18]=[N:17][CH:16]=1.N>>[F:1][C:2]1[CH:3]=[C:4]([C:5]2[N:6]=[C:14]([C:15]3[CH:16]=[N:17][CH:18]=[CH:19][CH:20]=3)[O:8][N:7]=2)[CH:9]=[CH:10][C:11]=1[F:12]Komponenten
4
Versuchsvorschrift
The title compound was prepared according to the procedure of Example 1 using 3,4-difluoro-N′-hydroxybenzimidamide (Tyger Scientific) and nicotinoyl chloride hydrochloride (Aldrich). 1H NMR (300 MHz, DMSO-d6) δ 7.74 (dd, J=7.5, 4.4 Hz, 1H), 8.60 (dt, J=7.8, 2.1 Hz, 1H), 8.93 (dd, J=4.8, 1.6 Hz, 1H), 9.38 (dd, J=2.2, 1.0 Hz, 1H), 9.44-9.48 (m, 3H) ppm; MS (DCl/NH3) m/z 260 (M+H)+.