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3,6,7‐Triamino‐[1,2,4]triazolo[4,3‐b][1,2,4]triazole: A Non‐toxic, High‐Performance Energetic Building Block with Excellent Stability
Chemistry - A European Journal ( IF 3.9 ) Pub Date : 2015-05-26 , DOI: 10.1002/chem.201500982
Thomas M. Klapötke , Philipp C. Schmid , Simon Schnell , Jörg Stierstorfer

A novel strategy for the design of energetic materials that uses fused amino‐substituted triazoles as energetic building blocks is presented. The 3,6,7‐triamino‐7H‐[1,2,4]triazolo[4,3‐b][1,2,4]triazolium (TATOT) motif can be incorporated into many ionic, nitrogen‐rich materials to form salts with advantages such as remarkably high stability towards physical or mechanical stimuli, excellent calculated detonation velocity, and toxicity low enough to qualify them as “green explosives”. Neutral TATOT can be synthesized in a convenient and inexpensive two‐step protocol in high yield. To demonstrate the superior properties of TATOT, 13 ionic derivatives were synthesized and their chemical‐ and physicochemical properties (e.g., sensitivities towards impact, friction and electrostatic discharge) were investigated extensively. Low toxicity was demonstrated for neutral TATOT and its nitrate salt. Both are insensitive towards impact and friction and the nitrate salt combines outstanding thermal stability (decomposition temperature=280 °C) with promising calculated energetic values.

中文翻译:

3,6,7-三氨基-[1,2,4]三唑[4,3-b] [1,2,4]三唑:具有出色稳定性的无毒高性能高性能积木

提出了一种新的设计高能材料的策略,该方法使用稠合的氨基取代的三唑作为高能材料。3,6,7-三氨基-7 H‐ [1,2,4]三唑并[4,3-b] [1,2,4]三唑鎓(TATOT)母题可以结合到许多离子型,富氮材料中形成盐,具有诸如对氯离子的极高稳定性等优点。物理或机械刺激,出色的计算爆炸速度和低至足以使其成为“绿色炸药”的毒性。中性TATOT可以方便,廉价的两步合成法以高产率合成。为了证明TATOT的优越性能,合成了13种离子衍生物,并对其化学和物理化学性质(例如,对撞击,摩擦和静电放电的敏感性)进行了广泛的研究。中性TATOT及其硝酸盐的毒性低。
更新日期:2015-05-26
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