The thermochromic behavior of aromatic amine-SO₂ charge transfer complexes

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• 作者：Natá ; lia M. Monezi ; Antonio C. Borin ; Paulo S. Santos ; Rô ; mulo A. Ando ; ^{raando@iq.usp.br}
• 关键词：Charge transfer ; Contact complex ; Thermochromism ; Resonance Raman ; Sulfur dioxide
• 刊名：Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy
• 出版年：2017
• 出版时间：15 February 2017
• 年：2017
• 卷：173
• 期：Complete
• 页码：462-467
• 全文大小：891 K
• 卷排序：173

文摘

As the temperature increases the color of solutions of SO2 changes reversibly. Resonance Raman spectroscopy in function of temperature reveals a distinct chromophore. TDDFT calculations agree with the presence of more conjugated species in solution.