method to stabilize N5− is a big challenge. In this work, three anhydrous, metal‐free energetic salts based on cyclo‐N5− 3,9‐diamino‐6,7‐dihydro‐5 H‐bis([1,2,4]triazolo)[4,3‐e:3′,4′‐g][1,2,4,5] tetrazepine‐2,10‐diium, N‐carbamoylguanidinium, and oxalohydrazinium (oxahy+) pentazolate were synthesized and isolated. All salts were characterized by elemental analysis, IR spectroscopy, 1H, 13C, and (in some
根据之前的报道,
金属阳离子或
水分子所必需的pentazolate阴离子(的稳定环-N 5 - )在环境温度和压力。寻求新的方法来稳定ñ 5 -是一个很大的挑战。在这项工作中,三无
水的,无
金属的有活力的盐基于环-N 5 - 3,9-二
氨基-6,7-二氢-5- ħ双([1,2,4]三唑并)〔4,3- e:3′,4′- g ] [1,2,4,5]四氮杂-2,10-二甲基,N-
氨基甲酰基胍和草酰
肼基(oxahy +合成并分离出戊唑酸酯。所有盐均通过元素分析,IR光谱,1 H,13 C和(在某些情况下)15 N NMR光谱,热分析(TGA和
DSC)和单晶XRD分析表征。分别使用Gaussian 09和Explo5程序进行了与地层热和爆轰性能相关的计算研究。确定了盐对冲击和摩擦的敏感性,总的来说,真正的N 5炸药显示出令人鼓舞的能量性质。