Cl.[F:2][C:3]([F:18])([F:17])[C:4]1[CH:16]=[CH:15][CH:14]=[CH:13][C:5]=1[O:6][CH:7]1[CH2:12][CH2:11][NH:10][CH2:9][CH2:8]1.Br[C:20]1[S:24][C:23]([NH2:25])=[N:22][N:21]=1.C([O-])([O-])=O.[K+].[K+]>CN(C=O)C>[F:18][C:3]([F:2])([F:17])[C:4]1[CH:16]=[CH:15][CH:14]=[CH:13][C:5]=1[O:6][CH:7]1[CH2:12][CH2:11][N:10]([C:20]2[S:24][C:23]([NH2:25])=[N:22][N:21]=2)[CH2:9][CH2:8]1To a solution of 4-[2-(trifluoromethyl)phenoxy]piperidine hydrochloride (5.5 g, 2.2 mmol) in DMF (50 mL) was added 5-bromo-1,3,4-thiadiazol-2-amine (3.3 g, 2.2 mmol) and K2CO3 (9.1 g, 6.6 mmol). The reaction was heated at 80° C. with stirring overnight. After cooling, the salt was removed by filtration and the filtrate was evaporated in vacuo. The residue was triturated with EtOAc to afford the title compound.
Wird geladen…