1) methane sulfonic acid particles
甲磺酸粒子
1.
Study on methane sulfonic acid particles in the marine atmosphere of Macao Island.;
澳门岛海洋大气中甲磺酸粒子的研究
2) methane sulfonic acid
甲磺酸
1.
The characteristic properties of methane sulfonic acid catalysts,metallic-OTf catalysts,heteropoly acid catalysts,zeolite catalysts and ionic liquid catalysts are summarized.
介绍了甲磺酸型、金属-OTf型、杂多酸型、沸石型及离子液等几类Fries重排反应催化剂的结构和催化性能;评述了这几类催化剂相对于传统催化剂的诸多优点,如用量少、操作简单、反应时间短、催化活性高、选择性强、可再生重复使用、对环境污染少等。
2.
Presence of Methane Sulfonic Acid(MSA) in individual particles was determined with an electron microscope using multiple thin film method.
2μm),利用复合薄膜法和电子显微镜检测甲磺酸粒子。
3.
The preparation methods of methane sulfonic acids we re reviewed in this paper,which included chemical and electrolytic production of the titled compounds.
介绍了甲磺酸各种制备方法 ,包括化学合成法和电化学法。
3) methanesulfonic acid
甲基磺酸
1.
Synthesis of pentaerythritol diacetals and diketals catalyzed by methanesulfonic acid;
甲基磺酸催化合成季戊四醇双缩醛(酮)
2.
Methanesulfonic acid series tin-plating process can completely eliminate the defects of domestic present tin-plating process,for example,the unstable solution of sulfate plating and environmental pollution of fluoborate plating.
甲基磺酸盐电镀锡工艺能克服硫酸盐和氟硼酸盐电镀锡工艺镀液不稳定的缺点,而且对环境友好。
4) methylsulfonic acid
甲磺酸
1.
When the concentration of methylsulfonic acid and D k were sfable, the increase of the stirring speed would improve the bump quality.
介绍了利用甲磺酸锡铅合金镀液制备电镀凸点的工艺过程 ,讨论了影响电镀质量的工艺参数 :表面光亮度、分散及覆盖能力、沉积速率等 。
2.
Electroplating technology of bright methylsulfonic acid tinleadbismuth alloy (Pb 2%～12%, Bi 02%～1%) with good corrosion resistance and good solderability was investigated.
研究了一种新型抗腐蚀和可焊性好的光亮甲磺酸锡-铅-铋(Pb的质量分数为2%～12%,Bi的质量分数为0。
3.
Pb-Sb alloys were plated from methylsulfonic acid bath.
在甲磺酸中电沉积铅-锑(Pb-Sb)合金,循环伏安实验表明Pb-Sb共沉积的起始电位约为-0。
5) Methanesulfonic acid
甲烷磺酸
1.
(4-phenylthio)phenyl diphenyl sulfonium hexafluorophosphate were prepared by the condensation of biphenyl sulfoxide with biphenyl sulfide,in the presence of P_2O_5 used as dehydration(agent) and methanesulfonic acid used as solvent.
以P2O5为脱水剂,甲烷磺酸为溶剂,二苯亚砜与二苯硫醚反应制备了(4-苯硫基-苯基)二苯基硫六氟磷酸盐。
2.
A analytical method for the determination of methanesulfonic acid(MSA)in pazufloxacin mesylate pro-duct was developed by ion chromatography(IC).
建立了甲磺酸帕珠沙星中甲烷磺酸的离子色谱分析方法。
3.
The results showed that the yield of product can be up to 90% under optimum conditions: the reaction temperature is 80℃, the molar ratio of methanesulfonic acid to thionyl chloride is 1/2.
在最佳工艺条件下,即当反应温度为80℃,甲烷磺酸与亚硫酰氯摩尔比为1/2。
6) methane sulfonic acid
甲基磺酸
1.
A new process,in which high purity tin methane sulfonate is synthesized with Sn and methane sulfonic acid as starting materials,is studied in this paper.
以甲基磺酸和单质锡为原料,制备电镀用的甲基磺酸亚锡,通过正交试验优化出较佳的合成工艺条件:以90%的甲基磺酸和99。
2.
Three methods of preparing methane sulfonic acid and the experimental results were investigated.
本文较详细地介绍了合成甲基磺酸的 3种方法及其试验结果 ,并进而讨论了用甲基磺酸作催化剂合成丙烯酸丁酯的优越性 ,用序贯试验设计的方法确定了较佳试验条件是真空度为 0 0 6 35MPa ,温度为 1 0 2 5℃ ,丙烯酸与丁醇的摩尔比为 1∶1 4
补充资料：芳磺酸·三氟甲磺酸酐
分子式：
CAS号：
性质：是一种混合酸酐。由三氟甲磺酸与芳酰氯反应或三氟甲磺酸银与芳酰氯反应而得。是酰基化试剂。
CAS号：
性质：是一种混合酸酐。由三氟甲磺酸与芳酰氯反应或三氟甲磺酸银与芳酰氯反应而得。是酰基化试剂。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条