3-Aryltetrazolopyridinium salts react with thiophenolates to afford stable arylthio substituted pyridinium N-arylimide zwitterions as red crystals. The angularly fused tetrazolo[1,5-a]quinolinium salt react analogously and also yielded a blue zwitterionic product. The new zwitterions underwent solvolysis in methanol to give N-anilinopyridones, their alkylation yielding stable N-alkyl substituted salts
3-芳基
四唑吡啶鎓盐与
硫酚盐反应,得到稳定的芳
硫基取代
吡啶鎓N-芳基
酰亚胺两性离子,为红色晶体。角熔融的
四唑并[1,5- a ]
喹啉鎓盐类似地反应,并且还产生蓝色的两性离子产物。新的两性离子在
甲醇中进行溶剂分解,得到N-
苯胺基
吡啶酮,它们的烷基化生成稳定的N-烷基取代的盐,并且它们与双极性亲和剂反应导致形成稳定的环加合物。