一种新型吡啶盐染料的合成、晶体结构及光学性质

Synthesis,Crystal Structure and Optical Properties of One Novel Pyridinium Dye

以1,3-丙磺酸内酯、4-甲基吡啶、N-甲基-N-羟乙基胺基苯甲醛为原料,合成一种新型有机染料反式4-[4′-(N-甲基-N-羟乙基胺基)苯乙烯基]-N-(3-丙磺酸)吡啶盐(1),并用红外光谱、元素分析和单晶X射线衍射进行表征.研究表明,该化合物属于单斜晶系,P2(1)/c空间群.晶胞参数:a=1.830 26(16)nm,b=1.196 78(9)nm,c=0.961 10(8)nm,β=96.066 0(10)°,Z=4,F(000)=920,最终R=0.07,w R=0.152 4.此外,还研究该化合物的光学性质.

One novel pyridinium dye named trans-4-[（p-N-2-hydroxyethyl-N-methylamino）styryl]-N-（3-sulfooxypropyl）pyridinium（1）has been synthesized by the reaction of 4-picoline,1,3-propanesultone andN-2-hydroxyethyl-N-methylaminobenzaldehyde,and characterized by IR,elemental analysis and X-ray sin-gle crystal diffraction determination.Compound 1 belongs to monoclinic system,P2（1）/c space group,a=1.830 26（16）nm,b=1.196 78（9）nm,c=0.961 10（8）nm,β=96.066 0（10）°,Z=4,F（000）=920,the final R=0.07 and w R=0.152 4.Furthermore,the optical properties of compound 1 are discussed.