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现代有机合成
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  modern organic synthesis
     This paper introduces some new conceptions in the modern organic synthesis, reveals new achievements and improvement in the conceptions by giving some instances of organic synthetic reaction,summarizes the development orientations and the research fields which should focus on.
     此文介绍现代有机合成中的一些新概念和新方法,结合具体的有机合成反应实例展示有机合成在这些概念的基础上取得的新成果和新进展,并综合归纳了现代有机合成的发展方向和应重视的研究领域。
短句来源
     The new concept and new method of the modern organic synthesis
     现代有机合成的新概念和新方法
短句来源
     cent Development of Microwave in <font color=red >Modern Organic Synthesis</font> </td></tr> <tr><td class="text11Green">     微波技术在<font color=red >现代有机合成</font>中的应用进展 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CJFD-GDHG200404023.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CJFD-GDHG200404023.html')">短句来源</a></td></tr> <tr><td>     New Conceptions of <font color=red >Modern Organic Synthesis</font> and Its Research Progress </td></tr> <tr><td class="text11Green">     <font color=red >现代有机合成</font>的新概念及研究进展 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CJFD-FXJJ200503001.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CJFD-FXJJ200503001.html')">短句来源</a></td></tr> <tr><td>     The applications of nonnucleophilic bases in <font color=red >modern organic synthesis</font> </td></tr> <tr><td class="text11Green">     非亲核碱在<font color=red >现代有机合成</font>中的应用 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CJFD-HXSJ198202008.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CJFD-HXSJ198202008.html')">短句来源</a></td></tr> <tr><td align="right"><a href="dict_more_sen.aspx?searchword=%e7%8e%b0%e4%bb%a3%e6%9c%89%e6%9c%ba%e5%90%88%e6%88%90&c=8&z=&tran=modern+organic+synthesis" target="_blank">更多</a>       </td></tr></TABLE> <TABLE width="100%"><tr><td><IMG id="j_1" style="cursor:pointer" onclick="showjds('showjd_1',this)" src="images/jian.gif" border="0">  <font size="3"><b><a href="javascript:showjdsw('showjd_1','j_1')" >“现代有机合成”译为未确定词的双语例句</a></b></font></td></tr></TABLE> <TABLE width="100%" id="showjd_1"> <tr><td>     The organo-iodine (III) reagents are widely used in modern organic syntheis fortheir properties of easy-preparation and less-toxicity compared with classic transitionmetal oxidants. </td></tr> <tr><td class="text11Green">     有机碘(III)氧化剂在<font color=red >现代有机合成</font>中应用很广,相比传统的过渡金属氧化剂,具有容易制备、低毒的优点。 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CDFD-2006052099.nh.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CDFD-2006052099.nh.html')">短句来源</a></td></tr> <tr><td>     The carbon-carbon bond forming reactions are always the key steps in many syntheses of organic chemicals. The coupling reaction of the alkyl halides is one of the most fundamental methods. Since its invention, numerous efforts have been devoted to further development of the reactions because of its usefulness and especially the wide applicability to substrates. </td></tr> <tr><td class="text11Green">     碳—碳键的构建一直都是许多有机化学品合成中的关键步骤,卤代烃的碳碳偶联是其中一种重要的方法,自从被发现以来,由于其高效性以及原料底物的广泛适用性,逐渐引起了人们的关注与深入研究,因此,它已经成为<font color=red >现代有机合成</font>中不可缺少的重要工具,近年来被广泛应用于医药、农药,以及精细化工产品的各种合成实践中。 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CDFD-2006073897.nh.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CDFD-2006073897.nh.html')">短句来源</a></td></tr> <tr><td>     This thesis mainly consists of the two parts:The first part reviews the applications of the chiral ferrocenes in the modern synthesis chemistry, especially in the catalyze chemistry, also reviews the synthesis of the chiral ferrocenes, and simply comments every method. </td></tr> <tr><td class="text11Green">     第一部分 综述部分讲述了不对称邻位取代的二茂铁衍生物在<font color=red >现代有机合成</font>中,尤其是在催化领域的应用,并回顾了此类化合物合成的历史,对不同的合成方法做了简单评价。 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CMFD-2006088116.nh.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CMFD-2006088116.nh.html')">短句来源</a></td></tr> <tr><td>     The study for the formation of aryl-aryl bond has become one of the most important aspects in modern organic syntheses. The Suzuki cross-coupling reaction catalyzed by palladium can effectively construct biaryl fragments. </td></tr> <tr><td class="text11Green">     芳基-芳基键的构建是<font color=red >现代有机合成</font>最重要的研究方向之一,钯催化的Suzuki偶联反应可有效构筑联芳基片段。 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CMFD-2006177647.nh.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CMFD-2006177647.nh.html')">短句来源</a></td></tr> <tr><td>     Microwave irradiation and enzymatic catalysis are two powerful tools in modern organic syntheses. </td></tr> <tr><td class="text11Green">     微波辐射和酶催化是<font color=red >现代有机合成</font>化学中两种强有力的催化手段 . </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CJFD-YJHU200303015.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CJFD-YJHU200303015.html')">短句来源</a></td></tr> <tr><td align="right"><a href="dict_more_sen.aspx?searchword=%e7%8e%b0%e4%bb%a3%e6%9c%89%e6%9c%ba%e5%90%88%e6%88%90&c=6&z=&unvsm=1" target="_blank">更多</a>       </td></tr></TABLE> <TABLE width="100%"><tr><td><IMG id="j_2" style="cursor:pointer" onclick="showjds('showjd_2',this)" src="images/jian.gif" border="0">  <font size="3"><b><a href="javascript:showjdsw('showjd_2','j_2')" >相似匹配句对</a></b></font></td></tr></TABLE> <TABLE width="100%" id="showjd_2"> <tr><td>     The new concept and new method of the modern organic synthesis </td></tr> <tr><td class="text11Green">     <font color=red >现代</font><font color=red >有机合成</font>的新概念和新方法 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CJFD-GUDZ200404008.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CJFD-GUDZ200404008.html')">短句来源</a></td></tr> <tr><td>     New Conceptions of Modern Organic Synthesis and Its Research Progress </td></tr> <tr><td class="text11Green">     <font color=red >现代</font><font color=red >有机合成</font>的新概念及研究进展 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CJFD-FXJJ200503001.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CJFD-FXJJ200503001.html')">短句来源</a></td></tr> <tr><td>     MODERN DEMORGRAPHY </td></tr> <tr><td class="text11Green">     <font color=red >现代</font>人口学 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CJFD-KJDB198002020.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CJFD-KJDB198002020.html')">短句来源</a></td></tr> <tr><td>     MODERN SEISMIC RECORDINGS </td></tr> <tr><td class="text11Green">     <font color=red >现代</font>地震记录 </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CJFD-GJZT410.000.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CJFD-GJZT410.000.html')">短句来源</a></td></tr> <tr><td>     Solid Phase Organic Synthesis </td></tr> <tr><td class="text11Green">     固相<font color=red >有机合成</font> </td></tr> <tr><td class="text11" align="right"> <a href="http://xuewen.cnki.net/CJFD-YJHU199801000.html" target="_blank" onclick="record('现代有机合成', '双语例句', 'http://xuewen.cnki.net/CJFD-YJHU199801000.html')">短句来源</a></td></tr> </TABLE> </td></tr><tr><td> <IMG src="images/userdefine.png" border="0"> <font color="blue" size="3"><b>查询“现代有机合成”译词为用户自定义的双语例句<br><br></b></font>    我想查看译文中含有:<input type="text" id="custom" name="custom" onkeydown="if(event.keyCode=='13'){tjCustom('%u73b0%u4ee3%u6709%u673a%u5408%u6210');return false;}">的双语例句 <input style="cursor:pointer;" type="button" name="Submit" value="提交" onclick="tjCustom('%u73b0%u4ee3%u6709%u673a%u5408%u6210');"></td></tr></TABLE></TD></TR> </TABLE><TABLE class=main-table cellPadding=0 cellSpacing=6 align=center><TR><TD><IMG src="images/dian_ywlj.gif" alt="例句" name=word></TD></TR><TR><TD><table width="100%"><tr><td><font class="text6">为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。</font></td></tr><tr><td><table width="100%"><tr><td><IMG id="lj_0" style="cursor:pointer" onclick="showjds('showlj_0',this)" src="images/jian.gif" border="0">  <font color="blue" size="3"><b><a href="javascript:showjdsw('showlj_0','lj_0')" >modern organic synthesis</b></font></td></tr></table><table width="100%" id="showlj_0"><tr><td> <font color=red >Modern organic synthesis</font> has significantly progressed to the point of creating carbon-carbon bonds with greater efficiency than ever before. </td></tr> <tr><td align="right">      </td></tr><tr><td> Now, they fall into desuetude because are not fulfill the requirements of <font color=red >modern organic synthesis</font>. </td></tr> <tr><td align="right">      </td></tr><tr><td> Stereoselective and/or enantioselective reactions are most challenging problems in <font color=red >modern organic synthesis</font>. </td></tr> <tr><td align="right">      </td></tr></table></td></tr></table></TD></TR></TABLE><TABLE class=main-table cellPadding=0 cellSpacing=6 align=center><TBODY><TR><TD><IMG src="images/04.gif"><BR><BR></TD></TR><TR><TD class="text6"><p class="wz wz-en"> Functionalized organozinc Reagents plays an important role in the modern Organic Synthesis. The methods and advances in preparation of functionalized organozinc reagents are studied here. </p></TD></TR><TR><TD class="text6"><p class="wz wz-zh">含活泼基团的有机锌试剂,在<font color=red >现代有机合成</font>中具有重要作用。本文讨论了这类试剂的制备研究进展.</p></TD></TR><TR><TD class="text6"><p class="wz wz-en"> The reversed-phase high performance liquid chromatographic behaviour of arylthioacetates and their oxidation products has been studied by using ODS as stationary phase and methanol-water as mobile phase. The relationship between the retention characteristics and the molecular structure of these compounds was investigated. Results showed that:(1)The k'values increase with the increase of alkyl chain length;(2)The k'values decrease with the number of oxygen in polar functional groups increasing;(3)the k'values... </p><p class="wz wz-en-all">The reversed-phase high performance liquid chromatographic behaviour of arylthioacetates and their oxidation products has been studied by using ODS as stationary phase and methanol-water as mobile phase. The relationship between the retention characteristics and the molecular structure of these compounds was investigated. Results showed that:(1)The k'values increase with the increase of alkyl chain length;(2)The k'values decrease with the number of oxygen in polar functional groups increasing;(3)the k'values increase evidently when chlorine exists in benzene ring; (4)The effect of nitro-group in benzene ring on k'values is dependent upon the number and substituting position of polar groups.</p></TD></TR><TR><TD class="text6"><p class="wz wz-zh">芳硫基乙酸酯及其氧化产物的色谱行为(Ⅲ)──在反相高效液相色谱中的行为练鸿振,茅力,苗进,徐小青,张正(南京大学现代分析中心,化学系,南京,210093)关键词芳硫基乙酸酯;芳亚磺酰基乙酸酯;芳磺酰基乙酸酯;反相高效液相色谱在<font color=red >现代有机合成</font>中,含硫有机...</p></TD></TR><TR><TD class="text6"><p class="wz wz-en"> Enzymes are indispensable tools in modern organic synthesis. Progress in cloning techniques, microbiology and protein purification has been supplying an ever growing number and quantity of preparatively useful biocatalysts. Initially enzymes were only used to synthesize compounds found in nature. Nowadays they are also used on non natural substrates under mild and environment friendly conditions. In general enzymatic syntheses have the advantage of excellent chemo , regio and stereo selectivities. The... </p><p class="wz wz-en-all">Enzymes are indispensable tools in modern organic synthesis. Progress in cloning techniques, microbiology and protein purification has been supplying an ever growing number and quantity of preparatively useful biocatalysts. Initially enzymes were only used to synthesize compounds found in nature. Nowadays they are also used on non natural substrates under mild and environment friendly conditions. In general enzymatic syntheses have the advantage of excellent chemo , regio and stereo selectivities. The present article focuses on the application of glycosyltransferases in the area of molecular glycobiology. Selected reactions with non natural substrates are discussed.</p></TD></TR><TR><TD class="text6"><p class="wz wz-zh">酶已经成为<font color=red >现代有机合成</font>中一种不可或缺的工具 .近年来人们在克隆技术 ,微生物学以及蛋白纯化方面的研究成果为我们提供了越来越多的生物催化剂 .酶最初用于天然产物的合成 ,而今其在非天然化合物中的应用更引起了生物化学家的广泛关注 .酶催化反应可以使不加保护的高官能团化底物进行条件温和 ,环境友好地转化 ,得到具有高度化学、区域和立体选择性的产物 .本文对近年来糖基转移酶在糖生物学中的应用 ,特别是其在利用Leloir方法合成非天然寡糖中的应用作一简要回顾</p></TD></TR><TR><TD> <script type="text/javascript">getWzSwitch();</script></TD></TR><TR><TD align=right><a href="dict_result.aspx?m=m&style=&searchword=%e7%8e%b0%e4%bb%a3%e6%9c%89%e6%9c%ba%e5%90%88%e6%88%90&tjType=article" class="textlink9" )"><< 更多相关文摘</a>    </TD></TR></TBODY></TABLE><TABLE class=main-table cellPadding=0 cellSpacing=6 align=center><tr><td align=left class=text><img src="images/dot.gif" alt="图标索引" name=dot><strong> 相关查询</strong></td></tr><tr><td><div class="zztj"><ul><li><a href="h_168092000.html">《现代》</a></li><li><a href="h_24636000.html">现代</a></li><li><a href="h_139491000.html">有机合成</a></li><li><a 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