[C:1](=[NH:14])([C:8]1[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.Br.[Br:16][C:17]1[S:21][C:20](N)=[N:19][CH:18]=1>ClCCCl>[Br:16][C:17]1[S:21][C:20]([N:14]=[C:1]([C:8]2[CH:9]=[CH:10][CH:11]=[CH:12][CH:13]=2)[C:2]2[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=2)=[N:19][CH:18]=126 g of benzophenone imine are added to 34 g of 5-bromo-1,3-thiazol-2-amine hydrobromide, in suspension in 300 ml of 1,2-dichloroethane. The mixture is kept under reflux for 18 hours. The precipitate formed is filtered and the filtrate is concentrated to give 37.2 g of solid.
Wird geladen…