不饱和化合物

  • 网络Unsaturated compound
不饱和化合物不饱和化合物
  1. 以及非晶态合金催化剂在烃类加氢、其他不饱和化合物加氢、CO、CO2加氢等领域的研究进展。

    Research progress in the hydrogenation reaction of hydrocarbons unsaturated compounds , CO , CO2 etc. , on amorphous alloy catalysts were also described .

  2. 多重不饱和化合物一般最好用IUPAC命名法来命名。

    Multiply unsaturated compounds are usually best named by the IUPAC nomenclature .

  3. 辅酶NADH在生物体内的氧化还原反应中起着重要的作用,它可在酶体系反应中立体专一性的还原前手性的羰基化合物和其它不饱和化合物。

    Coenzyme NADH plays an important role in biological oxidation and reduction reactions . It can reduce many prochiral carbonyl compounds and other unsaturated compounds with high enantioselectivity .

  4. 综述了聚乙烯醇(PVA)在醋酸乙烯共聚前后改性的方法和原理,前期改性是选用带有酰胺基、羧基、环氧基、磺酸基的不饱和化合物与醋酸乙烯共聚;

    The modification methods and principle of polyvinyl alcohol ( PVA ) were reviewed before and after vinyl acetate co-polymerization . The pre-modification was to copolymerize vinyl acetate with unsaturated compounds containing amido , carboxyl , epoxy or sulfonic group .

  5. 钌系催化剂在不饱和化合物选择性加氢中的应用

    Advances in Ruthenium Catalyst for Selective Hydrogenation of Unsaturated Compounds

  6. 非晶态合金催化剂对不饱和化合物加氢研究进展

    Advances in Amorphous Alloy Catalyst in Hydrogenation of Unsaturated Compounds

  7. Zn/AlCl3促进下二硫醚与α,β-不饱和化合物的共轭加成

    Conjugation Addition of Disulfides to α,β - Unsaturated Compounds Promoted by Zn / AlCl_3

  8. 这两种反应分别表示有色体前驱物不饱和化合物和杂原子化合物的转化。

    The two reactions refer to the conversions of color precursors : unsaturated compounds and heteroatom compounds .

  9. 两相催化在烯烃的氢甲酰化反应、不饱和化合物的加氢反应以及其它有机反应中获得了广泛的应用。

    Numerous applications of two phase catalysis to hydroformylation , hydrogenation and other organic reactions are also described .

  10. 合成了含氮、磷四元不饱和化合物.负载型钯催化剂用于不饱和化合物的加氢反应

    An unsaturated 4-membered nitrogenous and phosphorous heterocycle has been synthesized and characterized . THE HYDROGENATION OF UNSATURATED COMPOUNDS OVER SUPPORTED PALLADIUM CATALYSTS

  11. 非晶态合金作为一种催化材料,在很多反应中都显示出优良的催化性能,尤其在催化不饱和化合物的加氢反应方面更具优势。

    As a kind of catalytic material , the amorphous alloys show outstanding catalytic capabilities , especially the hydrogenation of unsaturated compounds .

  12. 烯烃用臭氧氧化,通过分裂反应得到的羰基化合物可以用于确定不饱和化合物的结构。

    Oxidation of alkenes with ozone followed by cleavage of the resulting ozonides to carbonyl compounds is widely used for the determination of structure of unsaturated compounds .

  13. 综述氰酸酯树脂(CE)的种类及热固性树脂、热塑性树脂、橡胶弹性体、含不饱和双键化合物等对CE树脂的改性。

    The type of cyanate ester resin ( CE ) and its modification by thermosetting , thermoplastics , rubber elastomer and unsaturated compound with double bond are reviewed .

  14. 原油中存在不饱和链状化合物及其高的CPI值和甾烯醇都说明原油具有低的成熟度。

    The existence of abundant unsaturated liner compounds and stenols as well as high CPI values of liner compounds shows the low maturity of the crude oils .

  15. 在KF/AL2O3/PEG4000(FAP)存在下,氯仿可与α,β-不饱和羰基化合物进行Michael加成反应,得到中等产率的三氯甲基化合物。

    In the presence of KF / Al2O3 / PEG 4000 ( FAP ), chloroform reacted with a , B - unsaturated carbonyl compounds to give the corresponding Michael addition products in middle yield .

  16. 氚气与不饱和有机化合物反应的研究

    The study of reaction of unsaturated organic compounds with tritium gas

  17. 双酚-F不饱和液晶化合物的合成与表征

    Synthesis and characterization of unsaturated liquid crystalline compounds based on bisphenol-F mesogen

  18. 化学合成法氚标记不饱和有机化合物的研究

    The labeling of unsaturated organic compounds with tritium gas by chemical synthesis method

  19. α,β-不饱和羰基化合物的选择还原研究进展

    Recent Development in the Selective Reduction of α, β - Unsaturated Carbonyl Compounds

  20. 羟胺化合物与不饱和硝基化合物的共轭加成反应

    Conjugate Addition Reaction of Hydroxylamines to Unsaturated Nitro-Compounds

  21. 不饱和烃类化合物氧化行为的研究

    Study on the oxidation behavior of unsaturated hydrocarbons

  22. 研究N-甲基羟胺与O-甲基羟胺对不饱和硝基化合物的加成反应。

    To study the nucleophilic addition of N-methylhydroxylamine and O-methylhydroxylamine to unsaturated nitro compounds .

  23. 并且发现不饱和模型化合物的催化裂化产物中烯烃的选择性较高。

    The selectivity of olefin was higher in unsaturated model compounds catalytic cracking reaction .

  24. 并推测出不饱和羰基化合物的反应活性为:醛>酮>酯。

    We deduced that reactivity of unsaturated carbonyl compound was : Aldehyde > ketone > ester .

  25. 温和条件下离子液体/水两相体系中α,β-不饱和羰基化合物的环氧化反应研究

    Epoxidation of α,β - Unsaturated Carbonyl Compounds in Ionic Liquid / Water Biphasic System under Mild Conditions

  26. 由鉮盐一锅法合成α-苯硫基-α,β-不饱和羰基化合物

    An Efficient One-Pot Synthesis of α - Thiophenyl - α,β - unsaturated Carbonyl Compounds from Arsonium Salts

  27. 其中主要有与脂过氧化相关的通过不饱和羰基化合物与蛋白质交联而形成的荧光物质;

    Among these , the lipid peroxidation related fluorophores formed via aldehyde protein crosslinking are of general importance .

  28. 用过渡金属催化的不饱和有机化合物合环反应,作为一种构建环状结构的有用的工具,越来越受到人们的关注。

    The transition-metal - complex-catalyzed cyclizations of unsaturated organic compounds have received increasing attentions as powerful tools for ring construction .

  29. (杂)芳基羟胺合成研究进展羟胺化合物与不饱和硝基化合物的共轭加成反应

    The Advance on Syntheses of N - ( hetero ) aromatic Hydroxylamines Conjugate Addition Reaction of Hydroxylamines to Unsaturated Nitro-Compounds

  30. 氢化铝锂还原α,β-不饱和羰基化合物的新反应&一种合成1,3-二醇的简便方法

    A Novel Practical Reaction of α,β - Unsaturated Esters and Ketones with Lithium Aluminum Hydride & A Facile Route to 1,3-Diols