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兵工学报  2010 

苦味酸氨化产物的合成及其性能研究

, PP. 1341-1345

Keywords: 有机化学,合成,替代亲核取代,氨化反应,3-氨基-2,4,6-三硝基苯酚,3,5-二氨基-2,4,6-三硝基苯酚,特性落高

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Abstract:

?苦味酸经4-氨基-1,2,4-三氮唑替代亲核取代(VNS)氨化,在不同条件下,分别合成了一氨基苦味酸和二氨基苦味酸,两者的产率分别为81%和78%.产物的结构通过傅里叶红外光谱、核磁共振氢谱、元素分析进行了表征。利用DTA-TG研究了两种化合物的热分解过程,并对其撞击感度进行了测试。研究表明:一氨基苦味酸和二氨基苦味酸的热分解峰值温度分别为243.7℃和286.9℃;一氨基苦味酸和二氨基苦味酸的特性落高h50值分别为42.8cm和56.1cm;氨基的引入使热分解峰值温度升高、撞击感度降低。

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