3,6-二对乙氧基苯基-1,2,4-三唑[3,4-b]1,2,4-三唑并1,3,4-噻二唑的合成  

Synthesis of 3,6-bi-p-ethoxy-phenyl-1,2,4-triazolo-1,2,4-triazolo-1,3,4-thiadiazole

作　　者：赵珅 邢锦娟[1] 刘琳[1] 

机构地区：[1]渤海大学应用化学省级重点实验室,辽宁锦州121013

出　　处：《渤海大学学报（自然科学版）》2007年第2期126-128,共3页Journal of Bohai University:Natural Science Edition

基　　金：教育部科学技术研究重点项目(No:206029);辽宁省教育厅科学计划项目(No:05L015)

摘　　要：以2,5-二巯基-1,3,4-噻二唑为原料,与水合肼缩合,生成2,5-二肼基-1,3,4-噻二唑。2,5-二肼基-1,3,4-噻二唑与对乙氧基苯四酰氯反应,再以POC l3为环合剂环合酰肼基-1,3,4-噻二唑,得到3,6-二对乙氧基苯基-1,2,4-三唑[3,4-b]1,2,4-三唑并1,3,4-噻二唑,合成的此化合物未见报道,其结构通过元素分析、红光光谱、核磁共振氢谱和质谱予以证实。2,5-bihydrazino-1,3,4-thiadiazole was synthesized by the reaction of 2,5-bimer capto- 1,3,4-thiadiazloe with hydrazine hydrate and reacted with p-ethoxy benzopyl chloride to produce 2,5- hiacylhydrazino-1,3,4-thiadiazole,which was further cycled by POCla as cyclization agent to produce 3, 6-bi-p-ethoxy-phenyl-1, 2, 4-triazolo [-3, 4-b]-1, 2, 4-taiazolo-1, 3, 4-thiadiazole derivatives. The synthesized compound hasn＇t been reported,and its structure is confirmed by elemental analysis,I. R spectrum,^1H NMR spectrum and MS.

关 键 词：2 5-二肼基-1 3 4-噻二唑 POCl3 闭环 合成 

分 类 号：O621.2[理学—有机化学]