二酮

èr tóng
  • diketone
二酮二酮
二酮[èr tóng]
  1. β-二酮包覆发光粉制备PVC发光塑料的研究

    Study on β - Diketone Coating Phosphor Preparing PVC Light Plastic

  2. 新的β-二酮及其Eu(Ⅲ)配合物的合成表征及荧光性能研究

    Synthesis , Characterization and Fluorescence of a New β - Diketone Ligand and Its Europium (ⅲ) Complexes

  3. 板蓝根二酮B体外抗癌活性研究

    Studies on in vitro Anticancer Activity of Tryptanthrin B

  4. MDEA+2,3-丁二酮水溶液对CO2吸收速率的测定

    Absorption Rate Measurement of CO_2 in MDEA + 2,3-Butanedione Aqueous Solution

  5. 丁二酮肟双核铜配合物与DNA相互作用的电化学研究

    Electrochemical Studies on Interaction Between Dinuclear Copper ( ⅱ ) Complex Containing Dimethylglyoxime and DNA

  6. 1-苯基-2-烯丙基-1,3-丁二酮的合成及其Eu(Ⅲ)配合物的荧光性质

    Synthesis of 1-phenyl-2-allyl-1,3-butanedione and fluorescent properties of its Eu (ⅲ) complex

  7. Eu(Ⅲ)β二酮-有机胺配合物的荧光光谱研究

    Study on the fluorimetric spectra of eu (ⅲ) - diketone-amine coordination compounds

  8. N,N'-双(膦酰基苯基次甲基)-2-咪唑啉酮及2,3-哌嗪二酮的合成

    Synthesis of n , n ' - bis ( o , o-diethylphosphonophe ) - 2 - imidazolinone and 2,3-piperazinedione

  9. PVC辅助热稳定剂β-二酮的合成及应用

    Preparation and application of β - diketone & auxiliary heat stabilizer for hard PVC

  10. 不对称β-二酮分子内氢键及酮-烯醇互变异构的~1HNMR研究

    Study on Intramolecular Hydrogen-Bonding and Keto-Enol Tautomerism of Some Asymmetrical β - Diketones by 1H NMR

  11. 甾体类激素药物是我国医药领域的重要门类,雄甾烯二酮(AD)是甾体激素类药物不可替代的中间体。

    Steroid hormone is an important category in our pharmaceutical industry , and androstenedione is an indispensable key intermediate of steroid hormones .

  12. 目的研究天然海洋抗生素吲哚-2,3-二酮(ISA)的抗病毒作用和免疫调节作用。

    Objective To investigate antiviral and immunoregulation effects of indole-2,3-dine ( ISA ) .

  13. 6β,19-环氧-4-雄甾烯-3,17-二酮的NMR研究

    NMR studies of 6 β , 19 - Epoxy - 4 - androstene - 3 , 17 - Dione

  14. PLOT柱分离GC-MS法测定酿酒发酵产品中的微量丁二酮和苯乙烯

    Determination of Trace Amounts of Dimethylglyoxal and Styrene in the Vintage Fermentation Product by GC-MS Using Plot Column

  15. 第一章论述了PVC(聚氯乙烯)-丁二酮肟这种复膜树脂的制备过程,并用所制得的树脂作为常规离线色谱柱的固定相,富集分离尾矿砂中的微量钯。

    PVC-dimethylglyoxime double membranes resin that was packed into conventional packed column was used to separate and concentrate palladium in tails .

  16. β-二酮Gd(Ⅲ)配合物EPR谱解析及其零场分裂张量的计算

    Analysis for EPR spectra of gd (ⅲ) β diketone complexes and calculation of their zero field splitting

  17. 稀土-β-二酮配合物LB膜和三线态能量转移研究

    Research on the Langmuir-Blodgett Films of Rare Earth - β - diketone Complexes and Triplet Energy Transfer

  18. Yb(OTf)3催化下用研磨法合成喹喔啉-2,3-二酮衍生物

    Yb ( OTf ) _3 Catalyzed Synthesis of Quinoxaline-2 , 3-diones derivatives under Solvent-Free Conditions by Grinding Method

  19. 方法:以雄甾烯二酮为原料,经Mannich反应、溴化、脱溴等数步反应制得依西美坦。

    METHOD : This compound was synthesized by steps of Mannich reaction , bromination , and debromination .

  20. 结果表明,螯合剂HY能显著改善长期热稳定性,并与β二酮、CaZn间有良好协同稳定作用;

    The results show that the chelating agent HY can improve significantly long-term heat stability and there is good synergistic stability among Ca-Zn soap ,β - diketone and HY.

  21. 合成了14种(Z)-1-乙酰基-3-亚芳基(亚烷基)-2,5-哌嗪二酮(4a&n),并讨论了产物的构型。

    Fourteen compounds of ( Z ) - 1-acetyl-3-arylidene ( alkylidene ) - piperazine-2 , 5-dione ( 4a - n ) were synthesized . The configuration of products were discussed .

  22. 研究了一种以丁二酮肟(C4H8N2O2,DMG)为修饰剂的碳糊化学修饰电极(CME)。

    A kind of carbon paste chemically modified electrode using dimethylglyoxime as modified chemical was studied .

  23. 研究了EDTA络合滴定法测定工业硫酸镍中镍含量,可代替丁二酮肟重量法。

    The EDTA complexometric titration method of measuring the content of nickel in industrial nickel sulfate is studied . It can substitute for butanedione weight method .

  24. 1,4-双(1'-苯基-3'-甲基-5'-氧代吡唑-4'-基)丁二酮-[1,4]与二安替吡啉甲烷协同萃取Ln(III)的性能和机理

    Synergistic Extraction of Lanthanide Ions with 1,4-Bis ( 1 ' - Phenyl-3 ' - Methyl-5 ' - Pyrazolone-4 ' - yl ) - Butanedione - [ 1,4 ] and Diantipyryl Methane

  25. SPME-GC法快速检测泡菜风味物质丁二酮的研究泡菜与乳酸菌

    The fast determination of diacetyl : the flavor component in pickle by SPME-GC

  26. 采用原位合成技术,用溶胶凝胶法制备了稀土离子(Eu3+)、β-二酮及协同体共掺的二氧化硅玻璃,测量了它们的发射光谱和红外光谱,并进行了XRD和SEM测试。

    Silica glass materials doped with rare earth - β - diketone-synergic agents were prepared by in situ sol-gel method . XRD and SEM measurements were performed to verify the non-crystalline structure of the glass .

  27. 研究建立了测定痕量镍(Ⅱ)的丁二酮肟(DMG)-流动注射分光光度法。

    Dimethylglyoxime ( DMG ) - FIA-spectrophotometric determination of trace nickel (ⅱ) was studied .

  28. 用电化学方法研究了丁二酮肟双核铜配合物[Cu2(Hdmg)4]与DNA的相互作用。

    Cyclic voltammetry was used to study the interaction between dinuclear copper (ⅱ) complex containing dimethylglyoxime [ Cu_2 ( Hdmg ) _4 ] and DNA .

  29. 结果BMS组睾酮、雄烯二酮、硫酸脱氢表雄酮均高于对照组(P0.01);

    Results It was revealed that the levels of testosterone , androstenedione and dehydroepiandrosterone sulfate were significantly higher in patients than those in the controls ( P 0.01 );

  30. 采用金属有机化合物的化学气相淀积法,以β-二酮螯合物为源物质,在多孔Al2O3衬底上成功制备了超薄钯钇合金膜。

    A metal-organic chemical vapor deposition ( MOCVD ) process with metal β - diketone as precursor was applied to preparing Pd and Pd-Y alloy composite membranes on porous alumina substrates .