substituted phenylhydrazones 3a–3h were obtained from the condensation of substituted phenylhydrazines 1a–1h with 4-methoxybenzaldehyde (2). The structures of the formazans were characterized by using elemental analysis, FTIR, 1H NMR, 13C NMR, LC-MS and the crystal structure of compound 5e was determined by X-ray crystallography. The absorption spectra of all compounds were investigated in various solvents.
在这项研究中,通过将取代的苯hydr化合物3a-3h与4-
氯-2-苯氧基苯
甲胺的重氮盐偶联反应,合成了甲5 5a-5h(4)。取代的苯
肼3a–3h是由取代的苯
肼1a–1h与
4-甲氧基苯甲醛的缩合反应制得的(2)。通过元素分析,FTIR,1 H NMR,13 C NMR,LC-MS和化合物5e的晶体结构对甲maz的结构进行表征通过X射线晶体学测定。在各种溶剂中研究了所有化合物的吸收光谱。尽管它们的吸收带仅稍微取决于溶剂的极性,但是通过改变取代基的电子特性观察到了显着变化。还研究了
DMSO中化合物5a-5h的荧光量子产率特性和斯托克斯位移。通过CV测量研究了新产品的电
化学性能。此外,在PBE1PBE / 6-311g(2d,2p)
水平上进行了计算研究,以阐明可能的互变异构体和分子内H键的结构。