The synthesis of novel tetrahydrobenzazepinones 1, 2, and 3 is described, as well as an improved synthesis of 4. The palladium catalyzed arylation approach to 1, 2, and 4 allows facile entry to benzazepinones lacking electron donating substituents on the benzo ring.
The synthesis of novel tetrahydrobenzazepinones 1, 2, and 3 is described, as well as an improved synthesis of 4. The palladium catalyzed arylation approach to 1, 2, and 4 allows facile entry to benzazepinones lacking electron donating substituents on the benzo ring.
Imidazo [1,2-b][2]benzazepine and pyrimido [1,2-b][2]benzazepine
申请人:Sterling Drug Inc.
公开号:US05098901A1
公开(公告)日:1992-03-24
Novel imidazo[1,2-b][2]benzazepines and pyrimido[1,2-b][2]benzazepines of formula I, pharmaceutical compositions containing them, methods for treating cardiac arrhythmias in mammals utilizing them, and processes for synthesizing them. ##STR1##
The synthesis of novel tetrahydrobenzazepinones 1, 2, and 3 is described, as well as an improved synthesis of 4. The palladium catalyzed arylation approach to 1, 2, and 4 allows facile entry to benzazepinones lacking electron donating substituents on the benzo ring.