Nitrogen-rich salts based on 5-hydrazino-1H-tetrazole: a new family of high-density energetic materials
作者:Qiu-Han Lin、Yu-Chuan Li、Cai Qi、Wei Liu、Yuan Wang、Si-Ping Pang
DOI:10.1039/c3ta10503b
日期:——
High-density energetic salts that contain nitrogen-rich anions and the 5-hydrazino-1H-tetrazolium cation were synthesized. All salts were fully characterized by vibrational spectroscopy (IR), multinuclear (1H, 13C) NMR spectroscopy, elemental analysis, differential scanning calorimetry (DSC), and impact sensitivity. Four compounds were characterized by single X-ray diffraction. The results show that
合成了含有高氮阴离子和5-肼基-1 H-四唑鎓阳离子的高密度高能盐。所有盐都通过多核振动光谱法(IR)进行了全面表征(1 H,13C)NMR光谱,元素分析,差示扫描量热法(DSC)和冲击灵敏度。四种化合物通过单X射线衍射表征。结果表明,阳离子和阴离子之间广泛的氢键相互作用形成了复杂的3D网络,这极大地促进了5-肼基四唑鎓盐的高密度。还发现将肼基结合到杂环中增加了整个分子的形成热和总氮含量。这些盐中的一些具有合理的物理性能,例如良好的热稳定性(T d = 173.7–198.6°C),合理的冲击敏感性(IS = 4–40 J)和出色的比冲(I sp= 196.1–288.7 s)。此外,用EXPLO 5.05获得的高能盐的爆炸特性将其鉴定为竞争性高能化合物,在某些情况下优于HMX。