One minute microwave synthesis of [O2N-Ph-CH2-Py = N(Me)2]+[Cl]− ionic liquid: XRD/HSA-interactions, physicochemical, optical, thermal and A DFT/TD-DFT analysis
作者:Yousef Hijji、Rajeesha Rajan、Haw-Lih Su、Hani Tabba、Abdelkader Zarrouk、Ismail Warad
DOI:10.1016/j.molliq.2021.116737
日期:2021.10
1-(4-nitrobenzyl)-4-dimethylaminopyridinium chloride, [O2N-Ph-CH2-Py = N(Me)2]+[Cl]−, was made available in good yield and within one minute using microwave assisted reaction (MW). The ionic liquid product resonance structure 4-(dimethylamino)-1-(4-nitrobenzyl)pyridin-1-ium (B) was confirmed by XRD-diffraction and solution 15N NMR. Moreover, the FT-IR, UV–Vis., 1H- &13C NMR, were also performed and
1-(4-硝基苄基)-4-二甲氨基吡啶氯化物,[O 2 N-Ph-CH 2 -Py = N(Me) 2 ] + [Cl] -,使用微波辅助在一分钟内以良好的收率获得反应 (MW)。离子液体产物共振结构4-(二甲氨基)-1-(4-硝基苄基)吡啶-1-鎓( B)通过XRD-衍射和溶液15 N NMR证实。此外,FT-IR、UV-Vis.、1 H- 和13还进行了 C NMR 并支持了结构。将填料 XRD 数据与分子电子势 (MEP) 以及 Hirshfeld 表面分析 (HSA) 进行比较。XRD 实验角度/键长参数、NMR 和 IR 光谱与通过 DFT/6-311++G(d,p) 理论获得的理论值相匹配。还评估了光学 Tauc 实验能隙、LUMO/HOMO 和态密度 (DOS) 能量。离子液体在惰性和开放气氛下的热行为是通过TG/DTG 在不同溶剂中获得的。实验电子吸收结果与时间相关 (TD-DFT)