联芳
- 网络biaryls;biaryl
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联芳常是副产品。
Biaryls are usually side products .
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芳基-芳基键的构建是现代有机合成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。
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 .
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在水中使用Pd(OAc)2/DABCO催化四苯硼钠与卤代芳烃的Suzuki反应,碘代芳烃、溴代芳烃在此条件下均可顺利发生反应而生成相应的联芳基化合物,条件温和,产率较高。
Water was found a cheap and effective reaction media in Pd ( OAc ) _2 / DABCO ) catalyzed Suzuki Cross-Coupling reaction of tetraphenylboron sodium , and aryl iodides and aryl bromides were coupled smoothly to afford corresponding aryl-aryl products in water .
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Suzuki偶联反应是合成联芳基结构最有效的方法之一,近年许多用于芳基硼酸与各种卤代芳烃偶合的催化剂相继被开发。
Suzuki cross-coupling reaction is one of the most efficient methods for the construction of Caryl-Caryl bonds . In recent years , Various efficient catalyst precursors have been developed that allow aryl iodides , bromides , and chlorides to be effectively coupled with aryl boronic acids .
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以芳香胺为反应底物相转移催化下合成联芳化合物
Synthesis of biaryl compounds used arylamine as substrates under phase transfer catalysis
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联芳化合物的合成进展
Progress in the Synthesis of Biaryl Compounds
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联芳基取代吡唑化合物为钠通道阻滞剂,用于治疗疼痛和其它病症。
Biaryl substituted pyrazole compounds are sodium channel blockers useful for the treatment of pain and other conditions .
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从绿色化学的角度出发,本文将该反应成功地应用于具有联芳基结构片段的非甾体抗炎药&联苯乙酸(5)、芬布芬(6)和氟比洛芬(7)的合成。
In terms of green chemistry , this new synthetic strategy was successfully applied to the syntheses of Felbinac ( 5 ), Fenbufen ( 6 ) and Flurbiprofen ( 7 ), three nonsteroidal anti-inflammatory drugs ( NSAIDs ) bearing biaryl fragments .