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嗜血风铃

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A new series of chiral N-heterocyclic carbene (NHC) palladium complexes were synthesized from
relatively inexpensive amino acid, L-phenylalanine. All these compounds were fully characterized by 1HNMR,
13C-NMR and Element analysis. The X-ray molecular structures of two of the complexes were
reported. The catalytic activity of the four palladium complexes was successfully tested in the
Sonogashira reaction under copper free conditions in air. The palladium complex 3a provided good
activity in the Sonogashira coupling reaction.

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嗜血风铃: 金币+8, 翻译EPI+1, 好的 2014-11-04 08:45:52
用相对廉价的氨基酸L-苯丙氨酸合成了一系列新的手性N-杂环卡宾(NHC)钯复合物。用1H NMR,13C-NMR和元素分析对所有这些复合物进行了完全表征。报告了两种复合物的X射线分子结构。在空气中不含铜的条件下,通过Sonogashira反应(薗头耦合反应)对四种钯复合物的催化活性成功测试。钯复合物3a在Sonogashira偶联反应中具有良好的活性。
2楼2014-11-03 23:42:17
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