作者:Ye Gao、Chengfeng Ye、Brendan Twamley、Jean'ne M. Shreeve
DOI:10.1002/chem.200600354
日期:2006.12.4
Bicyclic azoles, 2-methyl-5-(imidazol-1-yl)-2H-tetrazole (1), 2-methyl-5-(1,2,4-triazol-1-yl)-2H-tetrazole (4), 1-methyl-5-(imidazol-1-yl)-1H-tetrazole (7), 1-methyl-5-(1,2,4-triazol-1-yl)-1H-tetrazole (10), 1-methyl-4-nitro-2-(imidazol-1-yl)-1H-imidazole (13), and 1-methyl-4-nitro-2-(1,2,4-triazol-1-yl)-1H-imidazole (16) were prepared. Their thermally stable azolium salts, 3, 6, 9, 12, 15, and 18-21
双环唑,2-甲基-5-(咪唑-1-基)-2H-四唑(1),2-甲基-5-(1,2,4-三唑-1-基)-2H-四唑(4) ,1-甲基-5-(咪唑-1-基)-1H-四唑(7),1-甲基-5-(1,2,4-三唑-1-基)-1H-四唑(10),1 -甲基-4-硝基-2-(咪唑-1-基)-1H-咪唑(13)和1-甲基-4-硝基-2-(1,2,4-三唑-1-基)-1H制备了咪唑(16)。通过与硝酸或高氯酸或碘甲烷进行季铵化反应,然后与四氯甲烷进行易位反应,合成了它们的热稳定偶氮盐3、6、9、12、15和18-21,密度在1.519-1.674 g cm-3之间。硝酸银和高氯酸银。通过单晶X射线分析确认了12b和21b的结构。通过使用可计算的DFT(B3LYP)和MP2方法以及基于盐密度的经验方法,计算了一些新盐的标准形成焓。计算值范围从DeltaHdegreef = 209.9(21 a)到412.3(12