Compounds containing two double bonds are called dienes.
包含两个双键的化合物叫做二烯烃。
Ring closing metathesis (RCM) of dienes to cycloalkene provides an important tool for C-C double bond formation catalyzed by metal carbene.
关环转换反应是形成碳碳双键的重要反应之一，即双烯化合物在金属碳烯催化下关环得到环烯类化合物。
Dicyclopentadiene (DCPD) was a kind of dienes contained in cracking C_5 fraction and it was an important kind of raw material in chemical industry.
双环戊二烯(DCPD)是裂解C_5馏分中的一种二烯烃，是一种重要的化工原料。
Method for preparing telechelic 1,3-diene oligomers by the controlled free radical polymerization of 1,3-dienes in presence of a stable free radical.
通过在稳定的自由基存在下进行1，3-二烯的控制的自由基聚合制备1，3-二烯的遥爪低聚物的方法。
The mechanism and the various factors influencing the 1, 4 addition of Carbenes to dienes as well as the applications of these reactions in organic synthesis are reviewed.
讨论了卡宾1,4 -加成反应的机理、影响因素以及1,4 -加成在有机合成中的特殊应用。
By analyzing the fouling materials, it was found that coke formed by the condensation reactions of dienes and resin existed in the feed was the main component of the fouling materials.
通过对垢物组成进行分析，发现原料焦化汽油中二烯烃缩合及胶质缩合生焦是垢物生成的主要原因。
The phase transfer catalyzed Wittig reaction of allyl diphenyl phosphonium salt with substituted aromatic aldehydes using potassium carbonate as base provides 1, 3-dienes with good E-selectivity.
本文报道了二苯基烯丙基型鏻盐与取代芳醛在碳酸钾作用下的固一液相转移催化反应。
The phase transfer catalyzed Wittig reaction of allyl diphenyl phosphonium salt with substituted aromatic aldehydes using potassium carbonate as base provides 1, 3-dienes with good E-selectivity.
本文报道了二苯基烯丙基型鏻盐与取代芳醛在碳酸钾作用下的固一液相转移催化反应。
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