对羟基苯甲醛

  • 网络p-hydroxybenzaldehyde
对羟基苯甲醛对羟基苯甲醛
  1. 对羟基苯甲醛的GC分析方法研究

    Analysis and research of P-hydroxybenzaldehyde by GC

  2. 聚合物负载Schiff碱催化合成对羟基苯甲醛

    Catalytic Synthesis of p-Hydroxybenzaldehyde by Polymer Supported Schiff Base

  3. Mn2O3氧化合成对羟基苯甲醛

    Mn_2O_3 Oxide Synthesis of P-hydroxybenzaldehyde

  4. 对羟基苯甲醛的氧化合成Fenton试剂对久效磷的降解

    SYNTHESIS OF p-HYDROXYBENZALDEHYDE BY OXIDATION The Decomposition of Monocrotophos by Fenton Reagent

  5. 色谱柱为HypersilBDS-C18(250×4.6mm,5μm),流动相为乙腈-0.3%冰醋酸水溶液梯度洗脱,检测波长320nm,葛根素或对羟基苯甲醛为内标。

    HPLC was performed on a Hypersil BDS-C18 column , with a gradient elution system that is made up of acetonitrile and aqueous acetic acid . Ultraviolet detection was performed at 320 nm , with puerarin and p - Hydroxybenzaldehyde as the internal standard ( IS ) .

  6. 超重力催化氧化法合成对羟基苯甲醛探索性研究

    Exploratory Study on P-cresol Catalytic Oxidation Synthetic of P-hydroxybenzaldehyde by RPB

  7. 石英毛细管气相色谱法快速测定对羟基苯甲醛

    Rapid Determination of p-hydroxybenzaldehyde by Quartz Capillary Gas Chromatography

  8. 旋转填料床与导流板式塔组合反应器制备对羟基苯甲醛

    Preparation of p-Hydroxybenzaldehyde by Combination Reactor of Rotating Packed Bed and Guide Tray Tower

  9. 邻羟基苯甲醛和对羟基苯甲醛的制备

    Preparation of o - and p - Hydroxybenzaldehyde

  10. 对羟基苯甲醛生产新工艺

    New Technology for the Product of p-Hydroxybenzaldehyde

  11. 白花曼陀罗悬浮培养细胞转化对羟基苯甲醛生成天麻素

    The production of gastrodin through biotransformation of p-hydroxybenzaldehyde by cell suspension culture of Datura stramonium

  12. 由对羟基苯甲醛经过硝化、腈化和碘化反应也合成了硝碘酚腈。

    Nitroxynil was also prepared from p-hydroxybenzaldehyde by nitration , cyanation and iodination of the product .

  13. 摘要介绍了对羟基苯甲醛的用途。

    Uses of p-hydroxybenzaldehyde are introduced .

  14. 香兰素和对羟基苯甲醛制备的进展

    Preparation of vanillin and p-hydroxybenzaldehyde

  15. 本文介绍了对羟基苯甲醛的生产工艺、技术进展情况,并对该产品的发展提出了一些建议。

    This paper introduced the production process and technic advancing condition ofp-Hydroxybenzaldehyde , and made some suggestions on developing this product .

  16. 在此基础上研究了液相条件下,固相催化剂和分子氧,选择性催化氧化对甲酚为对羟基苯甲醛的反应及催化剂。

    The main aim of this paper was research of heterogeneously catalyzed selective oxidation ofp-cresol to p-hydroxybenzaldehyde with molecular oxygen in liquid phase .

  17. 对甲酚催化氧化合成对羟基苯甲醛研究进展

    Progress in P-cresol Catalytic oxidation synthetic of P-hydroxybenzaldehyde

  18. 建立了测定乙醇&对甲酚混合介质中对羟基苯甲醛含量的电位滴定法。

    A new method is presented for the determination ofp-hydroxybenzaldehyde in alcohol and p-cresol mixture by potentiometric titration .

  19. 以交联度12%的聚苯乙烯树脂为载体,合成具有长链结构的聚合物负载的希夫碱钴配合物,并将此催化剂用于对甲酚催化氧化合成对羟基苯甲醛。

    Polymer supported Schiff base cobalt complex with long chain was synthesized from 12 % polystyrene resins . And it was used as catalyst in catalytic oxidation of p-cresol to p-hydroxybenzaldehyde .

  20. 乙醇-对甲酚混合介质中测定对羟基苯甲醛的气相色谱法

    Determination of p-Hydroxybenzaldehyde in Alcohol and p-Cresol Mixed Medium by Gas Chromatography

  21. 研究了对甲酚经空气氧化合成对羟基苯甲醛反应过程。

    The experimental study on the preparation ofp hydroxybenzaldehyde by p cresol oxidation has been carried out in this work .

  22. 阐述了对甲酚催化氧化法合成对羟基苯甲醛的制备及分离工艺研究进展和发展趋势。

    In this paper , the research progress on preparation and separation ofp hydrobenzaldehyde by p cresol is discussed in details .

  23. 得出在比文献报道的更温和的反应条件下,当对甲酚的转化率为98.47%时,对羟基苯甲醛的选择性高达99.13%,超越了同类文献报道的结果。

    98.47 % , the selectivity for / ? - hydroxybenzaldehyde is 99.13 % under the mild condition , and this result exceeds others reported by literatures .