苯并恶唑

  • 网络Benzoxazole
苯并恶唑苯并恶唑
  1. 1973年,Casey和Kemp报道了苯并恶唑基于催化分解的Kemp消除反应机理。

    In 1973 , Casey and . Kemp reported benzoxazole based on the catalytic decomposition of the Kemp elimination reaction mechanism .

  2. 测定了四种苯并恶唑类化合物在17种溶剂中的紫外吸收和荧光发射光谱,用五种方法对絮外吸收光谱和Stokes位移的溶剂效应进行了关联。

    UV absorption and fluorescence emission spectra of four benzoxazole compounds in seventeen solvents were measured . Effects of solvent on UV absorption spectra and Stokes ' Shift were investigated by five different methods .

  3. 苯并恶唑类化合物的研究&Ⅰ.化合物的合成及光物理性能

    Research on Benzoxazole Compounds & ⅰ . Synthesis and Photophysical Properties

  4. 2-芳基取代苯并恶唑的微波合成及光谱研究

    Research on the Microwave Synthesis and Spectroscopy of 2-Aryl-substituted Benzoxazole

  5. 4-(2-苯并恶唑基)苯甲酸的氧化合成

    Oxidation Synthesis of 4 - ( 2-Benzoxazolyl ) benzoic Acid

  6. 2-(4-联苯基)苯并恶唑衍生物的合成及其光学性能

    Synthesis and Optical Property of Derivatives of 2 - ( 4-biphenyl ) benzoxazole

  7. 含苯并恶唑基的硫桥杯[4]芳烃衍生物的合成及结构

    Synthesis and Structure of p-tert-Butylthiacalix [ 4 ] arene Derivatives Containing Benzoxazole Group

  8. 苯并恶唑侧基聚酰亚胺的制备与性能

    Preparation and Characterization of Polyimide with Benzoxazole Pendent Group

  9. 2-取代苯并恶唑衍生物的合成及生物活性

    Synthesis and Biological Activity of 2-substituted Benzoxazole Derivatives

  10. 2-(取代苯乙烯基)-5-取代苯并恶唑的合成及其光性能的研究

    Studies on Synthesis and Their Photo-Properties of 2 - ( Substituted Styryl ) - 5-Substituted Benzoxazole

  11. 2,5-二取代苯并恶唑的研究&2-(4′-联苯基)-5-取代苯并恶唑

    Research on 2,5-Disubstituted Benzoxazoles & 2 - ( 4 ' - Biphenyl ) - 5-substituted Benzoxazoles

  12. 二甲基[2-(2-苯并恶唑)苯酚氧基]镓、铟化合物的合成及表征

    Synthesis and Characterization of Dimethyl [ 2 ( 2-benzoxazolyl ) phenolato ] Gallium or Indium Complexes

  13. 2-甲基苯并恶唑的合成研究

    Synthesis of 2 - Methyl Benzoxazoles

  14. 吡唑基苯并恶唑衍生物的合成与除草活性研究聚对苯撑苯并二恶唑纸基复合材料的增强研究

    Syntheses and Herbicidal Activity of Pyrazolyl Benzoxazole Derivatives ; Study on Reinforcement of PBO Paper-based Composites

  15. 2-萘基-5-取代苯并恶唑的合成、紫外光谱和萤光光谱

    Synthesis , Ultraviolet and Fluorescence Spectra of 2 ( 1 - or 2 Naphthyl ) - 5-Substituted Benzoxazoles

  16. 1,4-二(苯并恶唑-1',3'-基-2')苯衍生物的合成及其物理性能研究

    Synthesis and Physical Properties of Some 1,4-Bis ( 1 ' , 3 ' - Benzoxazolyl-2 ' ) Benzene Derivatives

  17. 2-(1或2萘基)苯并恶唑的电子结构与光物理性质

    A study on the electronic structure and photophysical characteristics of 2 - ( 1 or 2 naphthyl ) benzoxazoles

  18. 2-(2′-羟苯基)苯并恶唑氨基衍生物电子结构和光谱性质的理论研究

    Theoretical Studies on Electronic Structures and Spectra Properties of Amino 2 - ( 2 ′ - Hydroxyphenyl ) benzoxazole Derivatives

  19. 以邻氨基苯酚和尿素为原料生成苯并恶唑酮,再用过氧化氢盐酸氯化制得6-氯苯并唑酮。

    Benzoxazolone was prepared from o-aminophenol and urea and then was chloridized by hydrogen peroxide and hydrochloric acid to get6-chlorobenzoxazolone .

  20. 1,2,3,4-四(6,′7′,-二甲基苯并恶唑)环丁烷光谱特性研究

    Study on the Spectra Properties of 1 , 2 , 3 , 4-Tetra ( 6 ′, 7 ′ - dimethyl-benzoxazolyl ) cyclobutane

  21. 反-1,2-二(苯并恶唑-1′3′-基-2′)乙烯及其衍生物的合成及光性能的研究

    Study on the Synthesis and Spectral Properties of Some E-1 , 2-bis ( 1 ' , 3 ' - benzoxazolyl-2 ' ) ethene and Its Derivatives

  22. 本论文以苯并恶唑、芴及吲哚菁类化合物为荧光基团,分别构建了以半胱氨酸、汞离子、水合肼为目标待测物的分子探针。

    In this paper , molecular probes for cysteine , mercury ion and hydrazine hydrate have been constructed using benzoxazole , fluorene and cyanine as fluorophores respectively .

  23. 结果表明:有OH-参与的反应中,较孤立苯并恶唑分子的消除反应,活化能明显降低。

    The results showed that : There is OH - involved in the reaction , the more isolated benzoxazole molecule decomposition , Activation energy decreased significantly . 2 .

  24. 在无溶剂微波辐射下,利用二甘酸与邻氨基酚的缩合反应,高产率地合成了二(2苯并恶唑基甲基)醚。

    Bis ( 2-benzoxazolyl methyl ) ether was synthesized by condensation of diglycolic acid with o-aminophenol under microwave irradiation by dry reaction . The yield was 85.0 % .

  25. 苯并恶唑、芴、吲哚菁等荧光染料由于有优越的光学和物理性能、量子产率高且稳定性好等特点,被广泛用作荧光基团用于分子探针的设计合成。

    The dyes like benzoxazole , fluorene and cyanine have been widely used as fluorophores in molecular probes construction due to their excellent optical and physical properties including high fluorescent quantum yields , good stability .

  26. 苯并二恶唑类(PBZs)聚合物溶液在极稀浓度区的异常行为研究

    Study on abnormal behavior of extremely dilute poly ( benzobisoxazole ) s ( PBZs ) solution

  27. 采用低温等离子体表面处理技术对聚苯撑苯并二口恶唑(PBO)纤维表面进行改性。

    PBO fiber was treated by low temperature plasma .

  28. 聚对苯撑苯并二恶唑(PBO)纤维发展概况与应用前景

    Development survey and application prospect of poly-p-phenylene benzobisoxazazole ( PBO ) fiber

  29. 对环氧树脂(EP)/聚对苯撑苯并二恶唑(PBO)纤维复合材料的性能进行初步研究。

    The properties of epoxy resin ( EP ) / PBO fiber composite are studied preliminarily .

  30. 聚对苯撑苯并双恶唑(PBO)纤维制备及性能研究

    Study on synthesis and properties of poly ( p-phenylene-benzobisoxazole ) ( PBO ) fiber