紫罗兰酮

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  • Ionone;irisone
紫罗兰酮紫罗兰酮
  1. KF/Al2O3催化柠檬醛和丙酮缩合制备假性紫罗兰酮

    Synthesis of Pseudo-ionone by Condensation of Citral with Acetone in presence of KF / Al_5O_3

  2. 硫酸根促进的纯硅MCM-41催化假性紫罗兰酮环化合成紫罗兰酮的性能

    Catalytic Performance of Sulfated Silica MCM-41 for Cyclization of Pseudoionone to Ionones

  3. β-紫罗兰酮抑制SGC-7901细胞潜在的转移作用

    Inhibitory effect of potential metastasis in SGC-7901 cells induced by β - ionone

  4. 目的观察β紫罗兰酮对人胃腺癌细胞(SGC7901)潜在转移的影响。

    Objective To determine the effect of β - ionone on the potential metastasis of human gastric adenocarcinoma cell line SGC-7901 and the underlying mechanism .

  5. 结论β紫罗兰酮可抑制MCF7细胞的生长,其机制需要进一步探讨。

    Conclusion β ionone could inhibit the cell growth of MCF 7 cells and the mechanisms needs to be further studied .

  6. 然而,β紫罗兰酮对SGC7901细胞的IV型明胶酶活性没有影响,因而,β紫罗兰酮抑制SGC7901细胞的转移需要进一步研究。

    However , β - ionone may have no effect on the activities of type IV collagenase in SGC-7901 cells . The mechanism by which β - ionone inhibits the potential metastasis of SGC-7901 cells needs to be studied further .

  7. 催化合成甲基紫罗兰酮&紫罗兰酮研究(Ⅱ)

    Synthesis of methyl & ionones by catalyst research of ionones (ⅱ)

  8. 硫酸根促进二氧化硅对紫罗兰酮环化合成反应的催化性能研究

    Catalytic Performance of Sulfated Silica for Cyclization of Pseudoionone to Ionones

  9. β-紫罗兰酮对人乳腺癌细胞抑制作用

    Inhibitory effect on mammary carcinoma cells induced by β - ionone

  10. 由山苍子油合成假性紫罗兰酮的相转移催化研究

    Study on phase transfer catalysis of synthesis pseudoionone from Litsea cubeba oil

  11. 以市售β紫罗兰酮为起始物,经臭氧化反应制备β-环柠檬醛。

    β Cyclocitral was prepared from β ionone by ozonization .

  12. 紫罗兰酮及类似化合物具有重要的学术价值与广泛的商业价值。

    The ionones and related analogues are of academic and commercial interest .

  13. 山苍子油合成假性紫罗兰酮的研究

    Study on the synthesis of pseudo-ionone from Litsea cubeba oil

  14. 超声辐射下大孔强碱树脂催化合成假性紫罗兰酮

    Synthesis of Pseudo ionone Catalyzed by Macrospore Anion Exchangers under Ultrasonic Irradiation

  15. 甲基紫罗兰酮环化合成的研究

    Study on the Synthesis of Methyl Ionone by Cyclization Reaction

  16. 氯酸钠氧化β-紫罗兰酮的工艺研究

    Study on Oxidation of β - Ionone by Sodium Chlorate

  17. 氯化铝催化假性紫罗兰酮环化反应的研究

    Study on Cyclization of Pseudoionone Catalyzed by Aluminium Chloride

  18. 用相转移催化微波辐照法由山苍子油直接合成假性紫罗兰酮的研究

    Study on synthesizing pseudoionone from liter cubeba oil

  19. 相转移催化合成假性紫罗兰酮的研究

    Study on the synthesis of Ionone violet in the presence of phase transfer catalysis

  20. 假性甲基紫罗兰酮的产率为85.1%,甲基紫罗兰酮的产率达79.9%。

    The yield of pesudomethylionone and methylionone reached up to85.1 % and79.9 % respectively .

  21. 氯酸钠氧化法合成4-氧代-β-紫罗兰酮

    Synthesis of 4 - oxo - β - ionone by oxidation of sodium chlorate

  22. 硫酸镍催化合成紫罗兰酮

    Catalytic Synthesis of Ionone by Nickel Sulfate

  23. 乙酰乙酸酯法合成假性紫罗兰酮同分异构体温度反应行为研究

    Study on reaction temperature behavior for the synthesis of pseudoionone isomers by methyl acetoacetate method

  24. 固体碱连续催化合成假性紫罗兰酮

    Synthesis of Pseudo-Ionone Catalyzed by the Solid-Bases

  25. 微炉裂解气相色谱-质谱联用法研究α-紫罗兰酮的热裂解行为及产物

    Investigation of pyrolysis behavior and products of α - ionone by micro-furnace pyrolysis-gas chromatography-mass spectrometry

  26. 假性紫罗兰酮合成中的相转移催化作用

    Phase transfer catalysis in pseudoionone synthesis

  27. 来反应的β-紫罗兰酮经减压蒸馏回收,产物重复使用性良好。

    The excessive β - ionone can be recovered by vacuum distillation and be reused again .

  28. β-紫罗兰酮合成研究

    Synthesis of β - Ionone

  29. 从假性紫罗兰酮合成β-紫罗兰酮中主要副产物(I)的分离鉴定

    Purification and Identification of By-product ( I ) in β - Ionone Synthesis from φ - Ionone

  30. 甲基紫罗兰酮的产率达79.9%,三种主要异构体含量达91.8%。

    The yield of methylionone reached up to 79.9 % , the content of methylionone was 91.8 % .