indolizine-1-diazonium salts, a cyclopenta[c]quinolizine-3-diazonium salt and two pyrrolothiazole-7-diazonium salts have been synthesised. In each case they were prepared from the corresponding nitroso-compound. These heterocyclic diazonium salts which couple normally with β-naphthoxide ions, prove exceptionally stable both in the solid state and in solution.
                                    合成了三种
吲哚并嗪-1-重氮盐,环戊[ c ]
喹啉嗪-3-重氮盐和两种
吡咯并
噻唑-7-重氮盐。在每种情况下,它们都是由相应的亚
硝基化合物制备的。这些通常与β-
萘氧基离子偶联的杂环重氮盐在固态和在溶液中均表现出异常的稳定性。