爆炸物
起爆
三硝基甲苯
熔点
元素分析
材料科学
傅里叶变换红外光谱
爆速
化学工程
复合材料
化学
有机化学
工程类
作者
Baolong Kuang,Tingwei Wang,Cong Li,Mou Sun,Qamar‐un‐nisa Tariq,Chao Zhang,Zhi-ming Xie,Zujia Lu,Jian‐Guo Zhang
标识
DOI:10.1016/j.dt.2023.11.022
摘要
Melt-cast explosives are the most widely used energetic materials in military composite explosives, researchers have been unremittingly exploring high-energy and insensitive melt-cast explosives. In this work, a series of dinitrophenyl-oxadiazole compounds were designed and prepared. These compounds have an ideal low melting point (80–97 °C), good detonation performance (detonation velocity D = 6455–6971 m/s, detonation pressure P = 18–19 GPa) and extreme insensitive nature (impact sensitivity ≥60 J, friction sensitivity >360 N). All these compounds were well characterized by nuclear magnetic resonance, fourier transform infrared spectroscopy, elemental analysis. Compounds 2, 3 were unambiguously confirmed by X-ray single crystal diffraction analysis. As a result, their overall properties are superior to traditional melt-cast explosives trinitrotoluene (TNT) and dinitroanisole (DNAN) which may have excellent potential applications in insensitive melt-cast explosives.
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