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含能材料  2012 

1,3,5,7-四乙酰基-1,3,5,7-四氮杂环辛烷的硝解副产物及硝解机理

DOI: 10.3969/j.issn.1006-9941.2012.04.010

Keywords: N2O5,TAT,HMX,DADN,SEX,硝解

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Abstract:

为了更好指导N2O5硝解1,3,5,7-四乙酰基-1,3,5,7-四氮杂环辛烷(TAT)制备HMX的生产,研究了TAT在N2O5/HNO3体系中的硝解副产物。采用柱层析从硝解产物中分离得到了两个副产物1,5-二乙酰基-3,7-二硝基-1,3,5,7,-四氮杂辛烷(DADN)和1-乙酰基-3,5,7-三硝基-1,3,5,7-四氮杂环辛烷(SEX)。进一步证实了N2O5硝解TAT的反应是选择性逐步降解而生成HMX的,反应分四步进行,其反应速率大小顺序为k2>k1,k2>k3>k4。

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