大学化学 >> 2024, Vol. 39 >> Issue (6): 303-311.doi: 10.3866/PKU.DXHX202312006

化学实验 上一篇    下一篇

基于Raman光谱的3,5-二氨基-1,2,4-三唑(DAT)合成反应在线监测与反应机理探究——推荐一个仪器分析综合实验

张天龙, 张容玲, 汤宏胜, 李延, 李华   

  1. 西北大学化学与材料科学学院, 西安 710127
  • 收稿日期:2023-12-04 修回日期:2024-02-20 发布日期:2024-06-07
  • 通讯作者: 汤宏胜, 李延 E-mail:tanghongsheng@nwu.edu.cn;yanli@nwu.edu.cn
  • 基金资助:
    教育部高等学校化学类专业教学指导委员会教学研究与实践项目(H20210602,H20210603);教育部基础学科拔尖学生培养计划2.0研究课题(20222159)

Online Monitoring and Mechanistic Analysis of 3,5-diamino-1,2,4-triazole (DAT) Synthesis via Raman Spectroscopy: A Recommendation for a Comprehensive Instrumental Analysis Experiment

Tianlong Zhang, Rongling Zhang, Hongsheng Tang, Yan Li, Hua Li   

  1. College of Chemistry & Materials Science, Northwest University, Xi'an 710127, China
  • Received:2023-12-04 Revised:2024-02-20 Published:2024-06-07
  • Contact: Hongsheng Tang, Yan Li E-mail:tanghongsheng@nwu.edu.cn;yanli@nwu.edu.cn

摘要: 本实验介绍了一个仪器分析综合性实验——基于Raman光谱的3,5-二氨基-1,2,4-三唑(DAT)合成的在线监测与反应机理探究。该实验是一个科研转化的仪器分析综合实验,内容包括DAT的合成、基于Raman光谱的合成反应过程在线监测以及合成反应机理解析。在实验中,采用化学计量学方法对Raman光谱数据进行处理和分析,以更深入地理解合成反应的机理。通过本实验,可以巩固学生的化学专业知识,提高学生的综合实验操作技能,激发学生对科学研究的兴趣,培养学生的科研探究能力。

关键词: 拉曼光谱, 在线监测, 合成反应机理, 综合实验

Abstract: This paper presents a comprehensive instrumental analysis experiment featuring online monitoring of 3,5-diamino-1,2,4-triazole (DAT) synthesis via Raman spectroscopy and the exploration of the reaction mechanism. Highlighting a synthesis that integrates instrumental analysis with scientific research, the experiment encompasses DAT synthesis, online reaction monitoring, and mechanism analysis through Raman spectroscopy. By employing chemometric techniques for the analysis of Raman spectral data, the study offers profound insights into the synthesis process, deepening the understanding of the reaction mechanism. This experiment reinforces students’ chemical knowledge, improves their practical laboratory skills, ignites their passion for scientific investigation, and develops their capabilities for research and inquiry.

Key words: Raman spectroscopy, Online monitoring, Synthesis reaction mechanism, Comprehensive experiment