名称:
Synthesis of New Heterocycles with Dicoordinated Phosphorus: 3-Substituted Thiazolo[3,2-d][1,4,2]diazaphosphole and its 5,6-Dihydro and Benzo Derivatives
摘要:
3-取代的2-氨基噻唑铵溴化物1-3在醋腈中与三氯化磷和三乙胺反应发生环缩合,生成3-取代的5,6-二氢噻唑[3,2-d][1,4,2]二氮杂磷烯4、噻唑[3,2-d][1,4,2]二氮杂磷烯5及其苯基衍生物6。这些产物通过31P、1H和13C核磁共振谱进行了表征。二甲基硫酸酯在N-7位对5进行烷基化。