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Citation: Yu Gao, Ye Yuan, Xiangyu Gao, Xin Bao, Yongxing Tang, Wei Huang. 综合化学实验：紫精类电致变色材料合成改进、结构表征与可视化性能探究[J]. University Chemistry, ;2026, 41(10): 239-248. doi: 10.12461/PKU.DXHX202509103 shu

综合化学实验：紫精类电致变色材料合成改进、结构表征与可视化性能探究

School of Chemistry and Chemical Engineering, Nanjing University of Science and Technology, Nanjing 210094, Jiangsu Province, China

Corresponding author: Yongxing Tang, Wei Huang,
Received Date: 24 September 2025
Accepted Date: 26 November 2025

本文介绍了一个源于本科生科研训练计划的综合化学实验。以电致变色技术为切入点，改进了基于Menschutkin反应的紫精类小分子合成实验，对其进行结构表征，并进一步将其制备为电致变色器件探索其变色现象，构建了跨学科综合实验体系。通过研究取代基效应，揭示吸电子基团(-NO₂ > -CF₃ > -COOH > -H)提升电致变色性能的构效规律。实验可以培养学生实验操作及数据处理能力，并以直观可视化的电致变色现象驱动探究学习，将抽象的氧化还原理论转化为直观体验。该实验为本科教学提供了融合“理论学习-文献研读-实验操作-现象观察-机理探讨”模式，强化学生的化学科研思维，提升学生的科学素养与综合能力。
- Electrochromism,
- Viologen derivatives,
- Substituents,
- Gel electrolyte,
- Visualization
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