查询词典 boranes
- 与 boranes 相关的网络例句 [注：此内容来源于网络，仅供参考]
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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℃。
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Studies on the nature of chemical bonds in boranes I.
硼烷分子中化学键性质的研究I。
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It is found that addition of small amount of three boranes will increase the activity of both Cp〓ZrCl〓/MAO and Cp〓ZrCl〓/EBAO, among which B 〓 is the best one.
研究表明，对于Cp〓ZrCl〓/MAO和Cp〓ZrCl〓/EBAO体系，加入少量的硼化物，都可以使聚合活性提高。
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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。
- 推荐网络例句
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When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.
计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。
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Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.
使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。
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I can see it fastened to a nail next to the hole in the wall, but it is not fastened to that wire.
福尔摩斯说，我看到绳子是系在墙洞旁边的钉子上，而不是系在那根金属丝上。