A novel pyridine-contained a-cyanostilbenzene Schiff base, （Z）-3-（4-butoxy- phenyl）-2-（4-（（E）-pyridin-2-yl-methyleneamino）phenyl）acrylonitrile （L）, has been synthesized and characterized by 1H NMR, 13C NMR...A novel pyridine-contained a-cyanostilbenzene Schiff base, （Z）-3-（4-butoxy- phenyl）-2-（4-（（E）-pyridin-2-yl-methyleneamino）phenyl）acrylonitrile （L）, has been synthesized and characterized by 1H NMR, 13C NMR, FT-IR spectra and single-crystal X-ray diffraction. Single-crystal data show that compound L belongs to the triclinic system, space group P1, with a = 8.759（4）, b = 10.779（4）, c = 12.594（5） A, a= 65.873（4）, β = 88.332（5）, 7= 73.800（5）°, M,. = 381.46, V= 1037.2（7） A3, Z = 2, Dc = 1.221 g/cm-3,μ = 0.076 mm-1, F（000） = 404, gint = 0.0311, R （I〉 20（I）） = 0.0484, wR （I 〉 20（I）） = 0.1544, R （all data） = 0.0484, wR （all data） = 0.1692, completeness to theta = 25.000 being 99.0% and GOF = 1.179. There are two kinds of intermolecular hydrogen bonds and one kind of C-H……π weak interaction between adjacent molecules. Compound L can be used as a candidate for desirable devices with high performance due to its good thermal stability and excellent optical performance.展开更多
基金supported by the National Natural Science Foundation of China(21101001)the Educational Commission of Anhui Province(KJ2014ZD02)
文摘A novel pyridine-contained a-cyanostilbenzene Schiff base, （Z）-3-（4-butoxy- phenyl）-2-（4-（（E）-pyridin-2-yl-methyleneamino）phenyl）acrylonitrile （L）, has been synthesized and characterized by 1H NMR, 13C NMR, FT-IR spectra and single-crystal X-ray diffraction. Single-crystal data show that compound L belongs to the triclinic system, space group P1, with a = 8.759（4）, b = 10.779（4）, c = 12.594（5） A, a= 65.873（4）, β = 88.332（5）, 7= 73.800（5）°, M,. = 381.46, V= 1037.2（7） A3, Z = 2, Dc = 1.221 g/cm-3,μ = 0.076 mm-1, F（000） = 404, gint = 0.0311, R （I〉 20（I）） = 0.0484, wR （I 〉 20（I）） = 0.1544, R （all data） = 0.0484, wR （all data） = 0.1692, completeness to theta = 25.000 being 99.0% and GOF = 1.179. There are two kinds of intermolecular hydrogen bonds and one kind of C-H……π weak interaction between adjacent molecules. Compound L can be used as a candidate for desirable devices with high performance due to its good thermal stability and excellent optical performance.
