Synthesis, Characterization and Thermal Properties of Energetic Compounds Derived from 3-Am i no-4-(tetrazo I-5-yl)fu razan  被引量:11

Synthesis, Characterization and Thermal Properties of Energetic Compounds Derived from 3-Am i no-4-(tetrazo I-5-yl)fu razan

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作  者:王伯周 张国防 霍欢 范艳洁 樊学忠 

机构地区:[1]Xi'an Modern Chemistry Research Institute, Xi 'an, Shaanxi 710065, China [2]Key Laboratory of Applied Surface and Colloid Chemistry of MOE, School of Chemistry and Materials Science, Shaanxi Normal University, Xi' an, Shaanxi 710062, China

出  处:《Chinese Journal of Chemistry》2011年第5期919-924,共6页中国化学(英文版)

摘  要:Five energetic compounds, 3,3-bis(tetrazol-5-yl)-4,4-azofurazan (DTZAF), 3-nitro-4-(tetrazol-5-yl)furazan (NTZF), hydrazinium 3-amino-4-(tetrazol-5-yl)furazan (HATZF), triaminoguanidinium 3-amino-4-(tetrazol- 5-yl)furazan (TAGATZF) and guanylureaium 3-amino-4-(tetrazol-5-yl)furazan (MATZF), were prepared using 3-amino-4-(tetrazol-5-yl)furazan (ATZF) as starting material and their structures were characterized by FT-IR, IH NMR, 13C NMR and elemental analysis. The properties of NTZF were estimated: density is 1.67 g/cm3, enthalpy of formation +415.41 kJ/mol and detonation velocity 8257.83 m/s. The main thermal properties of four compounds, DTZAF, HATZF, TAGATZF and MATZF, were analyzed by TG and DSC techniques and the results showed that their melting points are 251.9, 159.7, 205.4 and 211.4 ℃, respectively, and their first decomposition temperatures are 256.7, 258.6, 231.7 and 268.6℃, respectively. The fact that their decomposition temperatures were over 230 ℃ showed that they exhibit better thermal stability.Five energetic compounds, 3,3-bis(tetrazol-5-yl)-4,4-azofurazan (DTZAF), 3-nitro-4-(tetrazol-5-yl)furazan (NTZF), hydrazinium 3-amino-4-(tetrazol-5-yl)furazan (HATZF), triaminoguanidinium 3-amino-4-(tetrazol- 5-yl)furazan (TAGATZF) and guanylureaium 3-amino-4-(tetrazol-5-yl)furazan (MATZF), were prepared using 3-amino-4-(tetrazol-5-yl)furazan (ATZF) as starting material and their structures were characterized by FT-IR, IH NMR, 13C NMR and elemental analysis. The properties of NTZF were estimated: density is 1.67 g/cm3, enthalpy of formation +415.41 kJ/mol and detonation velocity 8257.83 m/s. The main thermal properties of four compounds, DTZAF, HATZF, TAGATZF and MATZF, were analyzed by TG and DSC techniques and the results showed that their melting points are 251.9, 159.7, 205.4 and 211.4 ℃, respectively, and their first decomposition temperatures are 256.7, 258.6, 231.7 and 268.6℃, respectively. The fact that their decomposition temperatures were over 230 ℃ showed that they exhibit better thermal stability.

关 键 词:organic chemistry 3-amino-4-(tetrazol-5-yl)furazan energetic derivatives SYNTHESIS thermal property 

分 类 号:TQ314.259[化学工程—高聚物工业] TB34[一般工业技术—材料科学与工程]

 

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