已开发出一种有效的两步一锅法方案,用于在离子液体中合成N硝化的三硝基乙基氨基呋喃,包括氨基呋喃烷与三硝基乙醇的缩合反应和中间体曼尼希碱的N硝化反应。已经合成了三硝基乙基硝胺氨基衍生物,并通过多核NMR光谱和X射线晶体学对其进行了表征。描述了N,2,2,2-四硝基乙基氨基基团对稳定高密度晶体堆积基序的作用。性能计算得出呋喃山衍生物的爆轰压力和速度范围为约31–36 GPa和8330–8745 ms -1分别使它们成为具有竞争力的高能材料。此外,由于正氧平衡,该化合物可能是高能制剂的潜在氧化剂。
A Direct Approach to a 6-Hetarylamino[1,2,4]triazolo[4,3-<i>b</i>][1,2,4,5]tetrazine Library
作者:Nadezhda V. Palysaeva、Katerina P. Kumpan、Marina I. Struchkova、Igor L. Dalinger、Aleksandr V. Kormanov、Nataly S. Aleksandrova、Victor M. Chernyshev、Dmitrii F. Pyreu、Kyrill Yu. Suponitsky、Aleksei B. Sheremetev
DOI:10.1021/ol403308h
日期:2014.1.17
The synthesis of 6-hetarylamino[1,2,4]triazolo[4,3-b][1,2,4,5]tetrazines is reported. The functionalized secondary amines were constructed via a K2CO3-mediated SNAr reaction of weakly basic hetarylamines with 3-(3,5-dimethylpyrazol-1-yl)[1,2,4]triazolo[4,3-b][1,2,4,5]tetrazines, which allowed displacement 3,5-dimethylpyrazolyl leaving group. Significantly, the reaction exhibited a broad substrate scope and proceeded in good yields.