肉桂醇

  • 网络Cinnamyl Alcohol;cinnamic alcohol;CMO
肉桂醇肉桂醇
  1. 采用FT-IR、紫外漫反射、低温氮吸附对其进行表征,用肉桂醇的环氧化反应考察这几种固载型催化剂的催化性能。

    FT-IR , UV-Vis diffuse reflection spectra and N2 volumetric adsorptions were adopted to characterize these catalysts . The epoxidation of cinnamyl alcohol was employed to check the catalytic performances of these catalysts .

  2. 而肉桂醇脱氢酶(CAD)是控制木质素生物合成途径的关键酶之一,然而茶树体内CAD基因相关研究及其与抗虫性之间的关系研究至今未见报道。

    Cinnamyl alcohol dehydrogenase is one of the key genes that plays an important role in the synthesis of the monomeric precursors of lignin . However , the research between the CAD in tea and in pests resistance has not been reported up to now .

  3. 根据本工艺提取的蜂胶经GC-MS检测,检测结果表明所提蜂胶中含有192种物质,包括黄酮类化合物、肉桂醇、羊毛甾醇醋酸盐、十六酸、十八烯、二十二烷酸和维生素E等。

    According to GC-MS analysis , the propolis contains 192 substances , including flavonoids , cinnamic alcohol , lanosterol acetate , hexadecanoic acid , 18-ene , 22 alkyl acids , vitamin E , etc.2 .

  4. 其中以肉桂醇(tyrosol)含量最高,相对含量达26%;

    The cinnamic alcohol content among them was highest , relative content reaching 26 % .

  5. 结果表明gh2是一个木质素缺陷突变体,GH2编码一个肉桂醇脱氢酶(CAD)。

    The result shows that the gh2 mutant is a lignin-deficient mutant , and GH2 encodes a cinnamyl-alcohol dehydrogenase ( CAD ) .

  6. 在温和条件下,采用便宜的过氧化氢,在D-果糖衍生物催化下得到了(S,S)构型瑞波西汀关键中间体(R,R)肉桂醇环氧化物,获得了高产率和立体选择性。

    ( R , R ) Cinnamyl alcohol epoxide , a key intermediate of ( S , S ) reboxetine , was synthesized under mild conditions using inexpensive hydrogen peroxide as an oxidant catalyzed by D fructose derived ketone with high yield and excellent enantiomeric excess .

  7. 杜仲肉桂醇脱氢酶基因克隆及序列分析

    Cloning of cDNA encoding cinnamyl alcohol dehydrogenase from Eucommia ulmoides Oliv

  8. 作者研究了反式肉桂醇的不对称环氧化。

    Asymmetric epoxidation of cinnamyl alcohol was studied .

  9. 固体聚合物电解质在肉桂醇电化学氧化中的应用(Ⅰ)

    Application of SPE ( solid polymer electrolyte ) in electrooxidation of cinnamyl alcohol (ⅰ)

  10. 测定表明,低温显著抑制了纤维合成相关的酶如苯丙氨酸解氨酶、多酚氧化酶、肉桂醇脱氢酶和过氧化物酶的活性;

    Low temperature reduced the activities of the enzymes related to fiber synthesis , including phenylalanine deaminase , polyphenol oxidase , cinnamyl alcohol dehydrogenase and peroxidase .

  11. 这里用Ru/Al2O3载体催化剂,由分子氧氧化肉桂醇制取肉桂醛。此催化剂具有高的催化转化率和很好的选择性。

    Ru / Al2O3 catalyst is used to synthesize cinnamaldehyde by oxidation of cinnamic alcohol with molecular oxygen , here , and has high yield and selectivity .

  12. 这是第一次研究非维管植物中的肉桂醇脱氢酶,本研究为通过代谢工程手段提高木质素含量提供了两个候选基因,同时有助于理解木质素的起源和进化。

    This is the first time that the CADs in liverworts have been functionally characterized . This study provided two candidate genes to improve the lignin content through metabolic engineering , and it also would contribute to understand the evolution and origin of lignin .

  13. 研究了肉桂油逆醇醛缩合制备天然级苯甲醛。

    Preparation of natural benzaldehyde was studied by retro - aldol reaction of cinnamon oil .

  14. 传统的肉桂醛制肉桂醇的均相化学还原法存在成本高、产物分离困难和污染环境等弊端,采用多相催化可解决上述问题。

    The method of traditionally homogeneous chemical reduction is disadvantageous of high cost , difficult separation of products and environmental pollution , but heterogeneous catalystic technology can solve the problems .

  15. Fe对肉桂醛选择性加氢为肉桂醇的Co/γ-Al2O3催化剂的改性研究

    Modification of Co / γ - Al_2O_3 Catalyst by Fe for Selective Hydrogenation of Cinnamaldehyde to Cinnamyl Alcohol

  16. 肉桂醛选择性加氢合成肉桂醇的研究进展

    Recent progresses in selective catalytic hydrogenation of cinnamaldehyde to cinnamyl alcohol

  17. 肉桂醛选择加氢制肉桂醇催化剂的研究进展

    The development of catalysts in selective hydrogenation of cinnamaldehyde to cinnamyl alcohol

  18. 以肉桂醛选择性加氢制肉桂醇反应来评价铂纳米粒子的催化活性。

    The system exhibited excellent selectivity ( > 95 % ) for cinnamic alcohol with high conversion ( > 90 % ), and the catalysts were recycled with the activity and selectivity preserved .

  19. Co/TiO2-SiO2催化剂上肉桂醛选择性加氢制备肉桂醇

    Selective hydrogenation of cinnamaldehyde to cinnamyl alcohol over Co / TiO_2-SiO_2 catalysts

  20. Co-B非晶态合金催化肉桂醛液相选择性加氢制备肉桂醇的研究

    Study on liquid phase cinnamaldehyde selective hydrogenation to cinnamyl alcohol over a Co-B amorphous alloy catalyst

  21. 第一步将肉桂酸制成肉桂酰氯,第二步将肉桂酰氯与苄醇反应制得肉桂酸苄酯。结构经IR,1HNMR和MS确证。

    Benzyl cinnamate was synthesized by a two-step reaction : cinnamic acid reacted with thionyl chloride giving cinnamyl chloride and cinnamyl chloride was then reacted with benzyl alcohol giving benzyl cinnamate whose structure was characterized by IR , 1H NMR and MS.