aza-heterocyclic-substituted dibenzobarrelene derivatives from the 2-aminobenzimidazole (or 2-aminoimidazoline) with diacid chlorides and diester in the presence of various organic bases, different products were isolated in high yield. NMR spectroscopic analysis proved these products to be dibenzobarrelene-substituted fused benzimidazodiazepine, imidazolinediazepine, and dicarboxamides derivatives. Cyclic
摘要当试图在各种有机碱存在下从
2-氨基苯并咪唑(或
2-氨基咪唑啉)与二酰
氯和二酯合成对称的氮杂杂环取代的二苯并
芘衍
生物时,不同的产物以高产率分离。NMR 光谱分析证明这些产物是二苯并
茚取代的稠合
苯并咪唑并二氮杂、
咪唑啉二氮杂和二甲酰胺衍
生物。使用这些方法首次合成了具有二苯并
芘骨架的环状或非环状二甲酰胺。图形概要