CN103333160A - 2,4,6-三(1-h-四唑)-1,3,5-三嗪化合物及其制备方法 - Google Patents

2,4,6-三(1-h-四唑)-1,3,5-三嗪化合物及其制备方法 Download PDF

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CN103333160A
CN103333160A CN2013102238433A CN201310223843A CN103333160A CN 103333160 A CN103333160 A CN 103333160A CN 2013102238433 A CN2013102238433 A CN 2013102238433A CN 201310223843 A CN201310223843 A CN 201310223843A CN 103333160 A CN103333160 A CN 103333160A
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tetrazolium
compound
triazines
triazine
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郝晓春
毕福强
卜建华
许诚
马玲
李陶琦
刘庆
苏海鹏
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Xian Modern Chemistry Research Institute
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Abstract

本发明属于高氮含能化合物领域,提供了2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物,其结构式如下所示:

Description

2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物及其制备方法
技术领域
本发明属于高氮含能化合物领域,涉及三嗪化合物,具体涉及2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物及其制备方法。
背景技术
高氮含能化合物通常是指分子中的氮含量超50%的化合物,主要包括三(四)嗪、高氮呋咱和三(四)唑等化合物。该类化合物具有较高的密度含量,化合物分子中含有大量的N-N、N=N、C-N、C=N键使整个分子具有高的正生成焓,是化学能量的主要来源,化合物分子中的高氮低碳氢含量的特点使其易达到氧平衡。
《3位氨基或硝基取代5-硝基-1,2,4三唑衍生物的合成与表征》,含能材料,2010,18,29-33页一文中公开了2,4,6-三(3-氨基-5-硝基-1,2,4三唑-1-基)-1,3,5-均三嗪(TNTA-TCT)化合物的合成方法,其结构式下所示:
Figure BDA00003309651600011
该化合物的含氮量较低,为54.5%。
发明内容
针对现有技术存在的缺陷与不足,本发明的目的是提供一种高含氮量的高氮含能化合物。
为了实现上述技术任务,本发明采用如下技术方案予以实现:
2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物,结构式如下所示:
2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物的制备方法,该方法按照以下步骤进行:
步骤一,将1-H-四唑和碳酸氢钠加入溶剂中溶解;
步骤二,量取2,4,6-三氯-1,3,5-三嗪,在5分钟内分三次量加入反应瓶中,然后升温至回流温度反应,采用薄层色谱法监测反应的进行,待原料2,4,6-三氯-1,3,5-三嗪消失后,将加热仪器撤去,结束反应,反应方程式如下所示:
Figure BDA00003309651600022
步骤三,反应完毕后,待反应液降至15℃,离心除去溶液,得到的固体分别依次用乙醇、蒸馏水和丙酮洗涤,过滤,干燥,得到白色固体产物。
步骤一中所述的溶剂为丙酮或乙腈。
本发明与现有技术相比较,具有如下有益技术效果:
本发明的2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物含氮量高达78%,2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物可作为固体火箭燃料组分、炸药组分及燃气发生器,使其在固体推进剂、气体发生剂、炸药、烟火药等方面具有很大的应用前景。
具体实施方式
以下给出本发明的具体实施例,需要说明的是本发明并不局限于以下具体实施例,凡在本申请技术方案基础上做的等同变换均落入本发明的保护范围。
实施例1:
将1.489g(21.3mmol)1-H-四唑、1.611g(19.2mmol)碳酸氢钠加入30mL丙酮溶解,溶解过程中反应瓶内观察到白色固体逐渐全部溶于丙酮中,加入碳酸氢钠后,反应瓶内有少量气泡冒出,2h后气泡现象逐渐消失。
称取0.900g(4.9mmol)2,4,6-三氯-1,3,5-三嗪,在5分钟内分三次量加入反应瓶中,然后升温至回流温度反应,在这个过程中,加入的2,4,6-三氯-1,3,5-三嗪开始大部分悬浮于反应液上,随着反应的进行,2,4,6-三氯-1,3,5-三嗪悬浮的固体逐渐减少,随之有较细的白色粉末生成。采用薄层色谱法(即点板)监测反应的进行,4h后原料2,4,6-三氯-1,3,5-三嗪消失,将加热仪器撤去,结束反应。
反应完毕后,待反应液降至15℃后,离心除去溶液,得到的固体分别依次用50mL乙醇、20mL蒸馏水、20mL丙酮洗涤,过滤,干燥,得到白色固体产物0.403g,产率28.9%,纯度为99.8%(HPLC)。
产物结构鉴定:
红外光谱:IR(KBr,cm-1),υ:3039,1620,1474;
质谱:MALDI-TOF-MS:m/z286[M+H];
核磁光谱:13CNMR(DMSO-d6,500MHz),δ:160.4,143.1;,
1HNMR(DMSO-d6,500MHz),δ:10.2。
上述结构鉴定数据证实所得到物质是2,4,6-三(1-H-四唑)-1,3,5-三嗪。
产物2,4,6-三(1-H-四唑)-1,3,5-三嗪的性能:
外观:白色粉末状固体;
溶解度:易溶于二甲基亚砜,N,N-二甲基甲酰胺、水、丙酮等;微溶于乙醇、甲醇;
分解温度峰值:176.9℃。
实施例2:
将1.374g(19.6mmol)1-H-四唑、1.515g(18.0mmol)碳酸氢钠加入30mL丙酮溶解;
称取1.012g(5.5mmol)2,4,6-三氯-1,3,5-三嗪,在5分钟内分三次量加入反应瓶中,然后升温至回流温度反应,采用薄层色谱法(即点板)监测反应的进行,4h后原料2,4,6-三氯-1,3,5-三嗪消失,将加热仪器撤去,结束反应;
反应完毕后,待反应液降至15℃后,离心除去溶液,得到的固体分别依次用50mL乙醇、20mL蒸馏水、20mL丙酮洗涤,过滤,干燥,得到白色固体产物0.372g,产率23.7%,纯度为99.4%(HPLC)。
本实施例制备过程中的反应现象与实施例1相同。
本实施例制得的产物结构鉴定结果与实施例1相同。
实施例3:
将1.374g(19.6mmol)1-H-四唑、1.557g(18.5mmol)碳酸氢钠加入30mL丙酮溶解;
称取0.920g(5.0mmol)2,4,6-三氯-1,3,5-三嗪,5分钟内分三次量加入反应瓶中,然后升温至回流温度反应,采用薄层色谱法(即点板)监测反应的进行,10h后原料2,4,6-三氯-1,3,5-三嗪消失,将加热仪器撤去,结束反应。
反应完毕后,待反应液降至15℃后,离心除去溶液,得到的固体分别依次用50mL乙醇、20mL蒸馏水、20mL丙酮洗涤,过滤,干燥,得到白色固体产物0.254g,产率17.9%,纯度为99.5%(HPLC)。
本实施例制备过程中的反应现象与实施例1相同。
本实施例制得的产物结构鉴定结果与实施例1相同。
实施例4:
将1.423g(20.3mmol)1-H-四唑、1.602g(19.1mmol)碳酸氢钠加入30mL乙腈溶解;
称取0.908g(4.9mmol)2,4,6-三氯-1,3,5-三嗪,5分钟内分三次量加入反应瓶中,然后升温至回流反应,采用薄层色谱法(即点板)监测反应的进行,4h后原料2,4,6-三氯-1,3,5-三嗪消失,将加热仪器撤去,结束反应;
反应完毕后,待反应液降至15℃后,离心除去溶液,得到的固体分别依次用50mL乙醇、20mL蒸馏水、20mL丙酮洗涤,过滤,干燥,得到白色固体产物0.283g,产率20.1%,纯度为99.3%(HPLC)。
本实施例制备过程中的反应现象与实施例1相同。
本实施例制得的产物结构鉴定结果与实施例1相同。

Claims (3)

1.2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物,其特征在于,结构式如下所示: 
2.如权利要求1所述的2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物的制备方法,其特征在于,该方法按照以下步骤进行: 
步骤一,将1-H-四唑和碳酸氢钠加入溶剂中溶解; 
步骤二,量取2,4,6-三氯-1,3,5-三嗪,在5分钟内分三次量加入反应瓶中,然后升温至回流温度反应,采用薄层色谱法监测反应的进行,待原料2,4,6-三氯-1,3,5-三嗪消失后,将加热仪器撤去,结束反应,反应方程式如下所示: 
Figure FDA00003309651500012
步骤三,反应完毕后,待反应液降至15℃,离心除去溶液,得到的固体分别依次用乙醇、蒸馏水和丙酮洗涤,过滤,干燥,得到白色固体产物。 
3.如权利要求2所述的2,4,6-三(1-H-四唑)-1,3,5-三嗪化合物的制备方法,其特征在于,步骤一中所述的溶剂为丙酮或乙腈。 
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Publication number Priority date Publication date Assignee Title
CN112047949A (zh) * 2020-09-11 2020-12-08 西北大学 一种富氮稠环化合物及其衍生物、制备方法
CN117720783A (zh) * 2023-12-22 2024-03-19 江苏馨德高分子材料股份有限公司 一种无卤膨胀型阻燃电缆料及其制备工艺

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WO2008060366A2 (en) * 2006-09-30 2008-05-22 Tk Holdings, Inc. Gas generant compositions

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WO2008060366A2 (en) * 2006-09-30 2008-05-22 Tk Holdings, Inc. Gas generant compositions

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112047949A (zh) * 2020-09-11 2020-12-08 西北大学 一种富氮稠环化合物及其衍生物、制备方法
CN112047949B (zh) * 2020-09-11 2021-11-05 西北大学 一种富氮稠环化合物及其衍生物、制备方法
CN117720783A (zh) * 2023-12-22 2024-03-19 江苏馨德高分子材料股份有限公司 一种无卤膨胀型阻燃电缆料及其制备工艺

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Application publication date: 20131002