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含能材料  2010 

2,4-二硝基咪唑有机胺盐合成与性能

DOI: 10.3969/j.issn.1006-9941.2010.03.007

Keywords: 有机化学,2,4-二硝基咪唑胺盐,合成,性能

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Abstract:

以2,4-二硝基咪唑(2,4-DNI)为原料,合成了2,4-DNI的胍盐(GDNI)、三氨基胍盐(TAGDNI)、脒基脲盐(GUDNI)、肼盐(HDNI)等四种新化合物,收率分别为87.2%、67.5%、67.7%、96.6%,并用红外光谱、核磁共振、元素分析等方法鉴定了结构。测试了GDNI、TAGDNI、GUDNI、HDNI热安定性、密度与燃烧热,计算了生成焓、爆速、爆压参数。结果表明:TAGDNI具有较高的生成焓、爆速和爆压,分别为623.36kJ·mol-1、8948.68m·s-1和34.57GPa,其特性落高为125cm(2kg落锤)。

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