溴化

xiù huà
  • bromination
溴化溴化
溴化[xiù huà]
  1. 方法以1,3,5三甲苯为起始原料,经过两步溴化、氰化、甲基化和N烷基化5步反应合成阿那曲唑,在第二步和最后一步反应中使用相转移催化方法。

    Method 1,3,5-trimethylbenzene was selected as the start material . The final product was obtained in five steps , including two steps bromination , cyanidation , methylation and N - alkylation .

  2. 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 .

  3. C(60)修饰电极电位传感器对十六烷基三甲基溴化铵的检测和应用研究

    Determination of Hexadecyltrimethylammonium Bromide and Its Application Research by C60 Modified Electrode as a Potentiometric Sensor

  4. 中和反应后pH值对溴化丁基橡胶结构与性能的影响

    Effects of pH value after neutralization on structure and properties of brominated butyl rubber

  5. 报道经大剂量x辐射后溴化钾单晶的喇曼测量结果。

    The results of Raman measurements of KBr single crystal after long X-irradiation are reported .

  6. 研究了在溴化十六烷基吡啶存在下,铌与溴邻苯三酚红及丁基罗丹明B的协同显色反应。

    Synergistic chromogenic reaction of niobium with bromopyrogallol red and butyl rhodamine B in the presence of hexadecylpyridinium bromide was studied .

  7. 应用十六烷基三甲基溴化铵纯化PCR产物

    Purification of PCR products with cetyltrimethylammonium bromide

  8. 溴化异丙托品对哮喘和COPD的支气管扩张作用

    Effects of ipratropium bromide on bronchodilation in patients with asthma and COPD

  9. 红树DNA的十六烷基三甲基溴化铵法提取及其随机扩增多态DNA反应

    Cetyl trimethyl Ammonium Bromide ( CTAB ) Method for Extracting Rhizophora apiculata 's DNA and its Random Amplified Polymorphic DNA ( RAPD ) Reaction

  10. 以青霉素G钾盐Ⅰ为原料,与对硝基溴化苄反应生成青霉素G的对硝基苄酯Ⅱ。

    Penicillin G potassium salt (ⅰ) was reacted with p-nitro benzyl bromide to produce the 4-nitrobenzyl ester of penicillin G acid (ⅱ) .

  11. 溴化酚醛树脂对EPDM胶料硫化特性的影响

    Effect of Brominated Phenolic Resin on Cure Characteristics of EPDM

  12. 溴化锌催化MMA基团转移聚合的研究

    Studies on group transfer polymerization of MMA with zinc bromide catalyst

  13. 间苯二酚蓝在溴化十六烷基三甲铵上Langmuir吸附研究

    Study of langmuir aggregation of resorcin blue on Cetyl Trimethylammonium Bromide

  14. 阳离子Gemini表面活性剂3,5-双(亚甲基十八烷基二甲基溴化铵)-1,2,4-三氮唑胶束对酯碱性水解的影响

    Effects of Cationic Gemini Surfactant Micelle on the Alkaline Hydrolysis of Esters

  15. 四乙基溴化铵作为一种正极添加剂能很好地与溴络和。当在电池的正极中添加适量的含四乙基溴化铵的混合添加剂时,电池的比能量高达46.8Wh/kg。

    When proper amount of tetraethyl ammonium bromide is added to anode , specific energy of the battery could go up to 46.8Wh/kg .

  16. 扫描电镜及能谱仪在本科比较性实验教学初探溴化镧探测器γ能谱的MC模拟及特性研究

    Preliminary Study of Comparative Experimental Teaching Approach in Scanning Electron Microscope and Energy Dispersive Spectrometer for Undergraduates

  17. 6羟基水杨酸EDTA溴化十六烷基三甲铵体系荧光法同时测定铽、镝、钐

    Fluorometric determination of Terbium and samarium with 6 hydro xysalicylic acid edta cetyltrimethylammonium bromide system

  18. 溴化环氧树脂协同三氧化二锑阻燃PBT热分解动力学研究

    Study on Thermal Decomposition Kinetics of PBT Flame-Retarded by Brominated Epoxy Resin Synchronized with Antimony Trioxide

  19. 通过溴化法对PDA中总残余双键进行测定,对分析过程中反应温度、时间和pH值进行了研究。

    Residue double bonds in PDA were determined by bromating method , and the effect of reaction temperature , time and pH value were explored .

  20. 研究了由十六烷基三甲基溴化铵(CTAB)改性制成的有机沸石对水体中铬酸根的吸附性能及吸附机制。

    The adsorption of chromate on zeolite modified by cation surfactant CTAB and its mechanism were investigated .

  21. 铬天青S-溴化十六烷基吡啶(CPB)分光光度法测定地球化学标样痕量铍

    Spectrophotometric Determination of Trace Amounts of Beryllium in Geochemical Reference Samples by Chrome azurol S and Cetyl pyridinium Bromide

  22. 在绿原酸溶液中加入硼砂和十六烷基三甲基溴化铵(CTAB),可以产生敏化荧光。

    Addition of borax and cetyl trimethylammonium bromide ( CTAB ) into CA solution can produce sensitized fluorescence .

  23. 但他用溴化镭,做的研究十分有意思,他研究的是alpha粒子。

    But it 's really interesting the studies that he did do with radium bromide , and he was studying the alpha particles .

  24. 二甲苯蓝FF在阳离子表面活性剂溴化十六烷基三甲胺上的Langmuir吸附及应用

    Langmuir Aggregation of Xylene Cyanol FF on Ionic Surfactant , Cetyl Trimethylammonium Bromide , and Its Application

  25. 电泳结束后,溴化乙啶(EB)染色,在荧光显微镜下观察、计数拖尾细胞的尾长。

    After stained by EB , tail length of the cells were observed and counted under the fluorescence microscope .

  26. 溴化三苯基膦溴催化的Mannich反应,合成β-胺基酮类化合物。

    Bromide triphenylphosphine bromide catalyzed Mannich reaction , to get the beta amino carbonyl compounds .

  27. 利用FTIR红外光谱手段研究水溶液中牛血清白蛋白(BSA)与阳离子表面活性剂十六烷基三甲基溴化胺(CTAB)之间的相互作用。

    FTIR spectroscopy was applied to investigate the interaction between cationic surfactant Cetyltrimethyl Ammonium Bromide ( CTAB ) and Bovine Serum Albumin ( BSA ) .

  28. FR-4覆铜板专用溴化环氧树脂合成新工艺

    New Synthesis Process of Brominized Epoxy Resin for FR-4 Copper Clad Panel

  29. 利用钠基膨润土和十六烷基三甲基溴化铵(CTMAB)之间的离子交换反应制备有机膨润土并进行其应用于吸附去除废水中Cr(Ⅵ)的实验研究。

    The organic modified montmorillonite is prepared by the cation exchange reaction from Na-MMT and cetyl trimethyl ammonium bromide ( CTMAB ) .

  30. 方法:采用台盼蓝染色法分析Etoposide对HL-60细胞生长的影响。吖啶橙/溴化乙啶(AO/EB)荧光双染法、DNA的琼脂糖凝胶电泳法检测细胞凋亡。

    The cells survival rate was determined by trypan blue staining and etoposide-induced apoptosis was analyzed by AO / EB double fluorescent staining and DNA gel electrophoresis .