查询词典 chlorides

The reaction of sodium alkylcycloperitadienide with metal chlorides gave derivatives of bisdichlorides of titanium, zirconium and hafnium where alkyls were n-propyl and n-butyl.

本文报导烷基环戊二烯基钠与金属氯化物反应合成钛、锆和铪的双金属二氯化物以及通过卤素交换制备双钛的二氟化物的方法。

Esterification with some inorganic acid chlorides and anhydrides has been studied too, but with limited success only due to rather violent side reactions and an early precipitation of the reaction products.

同时也做过用无机盐酸及酸酐酯化的研究，但是只取得了有限的成功，只是因为相对剧烈的副反应及反应产物过早的沉淀。toommy：感谢参与，继续努力！亚太币+ 30 贡献+ 2

The Aphos-Pd_2 system was proved very efficient for the coupling of alkyl boranes and the results are collected in Chapter 4.At the temperature of 50℃,a variety of aryl chlorides successfully coupled with alkyl boranes as well.

该类型配体对烷基硼试剂与溴代芳烃和烯烃的Suzuki偶联反应有着很好的效果，并且被成功地用于一系列氯代芳烃的反应，但反应温度为50℃。

This PhD thesis mainly summarizes the original results on studies of aromatic amide-derived phosphines,including the precatalyst system consisting of Aphos and Pd_2 and the applications for promoting room temperature Suzuki cross-coupling of aryl chlorides and aryl/vinyl bromides,respectively,with aryl/vinyl boronic acids,and alkyl boranes.

本博士学位论文主要总结了对芳基酰胺衍生的膦配体的研究，以及该类型配体与Pd_2组成的催化剂在室温下催化氯代芳烃、溴代芳烃、溴代烯烃分别同芳基硼酸、烯基硼酸及烷基硼试剂进行的Suzuki偶联反应中的表现。

Hydrogen gas, with a byproduct of bromides and chlorides, is produced.

氢气，副产品溴化物和氯化物，是产生。

They noted that bromides were more potent inhibitors than chlorides, and that potassium salts exhibited greater effectiveness than sodium or magnesium salts.

他们指出，溴化物的抑制作用强于氯化物，而钾盐的抑制作用比钠盐或镁盐更强。

They are called the chlorides, bromides iodides or fluorides.

它们称为氯化物、溴化物、碘化物或氟化物。

Even though,domestic increased rate of methane chlorides demanded is quicker than that of produced.

尽管如此，国内市场对甲烷氯化物产品的需求增长速度仍快于国内生产增长的速度。

The third peak is a result of inorganic chlorides in the coal.

第三个HCl析出峰是由于煤中无机氯化物而导致的。

DETERMINATION OF CHLORIDES IN CRUDE PETROLEUM AND PETROLEUM PRODUCTS.

原油和石油产品中氯化物含量测定方法

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。