作者:A. A. Voronin、V. P. Zelenov、A. M. Churakov、Yu. A. Strelenko、V. A. Tartakovsky
DOI:10.1007/s11172-014-0455-4
日期:2014.2
Alkylation of 1-hydroxy-1H-[1,2,3]triazolo[4,5-e][1,2,3,4]tetrazine 5,7-dioxide 1 and its silver salt 10 with different alkylating agents (diazomethane, diazoacetone, bromoacetone, α-bromoacetophenone, methyl iodide, methyl vinyl ketone) was studied. Alkylation of compound 1 with diazo compounds and salt 10 with halocompounds results predominantly in O-alkylation products, 1-alkoxy-1H-[1,2,3]triazolo[4,5-e][1,2,3,4]tetrazine 5,7-dioxides. The Michael reaction of compound 1 with methyl vinyl ketone involves the triazole nitrogen atom to give 1-(3-oxobutyl)-1H-[1,2,3]triazolo[4,5-e][1,2,3,4]tetrazine 3,4,6-trioxide. The structures of the compounds synthesized were established by 1H, 13C, 14N NMR spectroscopy and mass spectrometry.
研究了 1-羟基-1H-[1,2,3]三唑并[4,5-e][1,2,3,4]四嗪 5,7-dioxide 1 及其银盐 10 与不同烷化剂(重氮甲烷、重氮丙酮、溴丙酮、α-溴苯乙酮、甲基碘、甲基乙烯基酮)的烷化反应。化合物 1 与重氮化合物发生烷基化反应,盐 10 与卤代化合物发生烷基化反应,主要生成 O-烷基化产物--1-烷氧基-1H-[1,2,3]三唑并[4,5-e][1,2,3,4]四嗪 5,7-二氧化物。化合物 1 与甲基乙烯基酮的迈克尔反应涉及三唑氮原子,生成 1-(3-氧代丁基)-1H-[1,2,3]三唑并[4,5-e][1,2,3,4]四嗪 3,4,6 三氧化物。通过 1H、13C、14N NMR 光谱法和质谱法确定了合成化合物的结构。