Treatment of the quaternary ammonium salt (1)with base and benzoyl chloride afforded the aldehydo-amide (3) which was cyclized to the trans B/D rhoeadane derivative (4); a new route to the benzazepines has thus been developed.
用碱和
苯甲酰氯处理季
铵盐(1),得到醛-酰胺(3),其被环化成反式B / D Rhoeadane衍
生物(4);因此,开发了一条通往苯并ze庚因的新途径。