一类新型腙配体负载的N,O配位半夹心钌配合物,其通式为[Ru(η 6-p-伞花烃)Cl(L)]已方便地以中等至优异的收率获得。这些空气和水分稳定的钌配合物在温和的反应条件下在氰基甲醚合成中表现出优异的催化活性。在钌催化下,三甲基氰硅烷与羰基底物进行一锅反应,得到了各种不同取代基的氰基甲醚,收率良好至优异。优异的催化效率、广泛的底物范围和温和的反应条件使该类钌催化剂具有工业应用潜力。所有半夹心钌配合物均已通过红外、核磁共振和 EA 分析得到了很好的描述。钌配合物1和4的分子结构经单晶X射线分析证实。
Half-sandwich iridium complexes with hydrazone ligands: preparation, structure, and catalytic synthesis of cyanosilylethers under air
作者:Song Gao、Zhen-Jiang Liu、Yu-Zhou Luo、Zi-Jian Yao
DOI:10.1039/d3dt01617j
日期:——
trimethylsilyl cyanide (TMSCN) with carbonyl substrates, with good to excellent yields. The excellent catalytic efficiency, wide substrate range, and mild reaction conditions made this type of iridiumcatalyst have the potential for industrial applications. All the half-sandwich iridium complexes were well characterized by IR, NMR, and EA analyses. The molecular structure of iridium complex 1 was confirmed by
通过简单的路线合成了一系列基于腙的N , O-螯合半夹心铱配合物,收率良好。这些空气和水分稳定的铱配合物在温和的反应条件下在氰基甲醚合成中表现出优异的催化活性。在铱催化下,三甲基氰硅烷(TMSCN)与羰基底物进行一锅反应,得到了各种不同取代基的氰基甲醚,收率良好至优异。优异的催化效率、广泛的底物范围和温和的反应条件使此类铱催化剂具有工业应用的潜力。所有半夹心铱配合物均通过 IR、NMR 和 EA 分析得到了很好的表征。通过单晶X射线分析证实了铱配合物1的分子结构。
Half-Sandwich Ruthenium Complexes with Hydrazone Ligands: Preparation, Structure, and Catalytic Activity in Cyanosilylether Synthesis under an Air Atmosphere
作者:Ke Wang、Heng Li、Lin Yang、Zhen-Jiang Liu、Zi-Jian Yao
DOI:10.1021/acs.inorgchem.3c00819
日期:2023.6.26
ruthenium complexes supported by hydrazone ligands with a general formula of [Ru(η6-p-cymene)Cl(L)] have been obtained in moderate to excellent yields conveniently. These air- and moisture-stable ruthenium complexes exhibited excellent catalytic activity in cyanosilylether synthesisundermild reaction conditions. Under the catalysis of ruthenium, various cyanosilylethers with different substituents
一类新型腙配体负载的N,O配位半夹心钌配合物,其通式为[Ru(η 6-p-伞花烃)Cl(L)]已方便地以中等至优异的收率获得。这些空气和水分稳定的钌配合物在温和的反应条件下在氰基甲醚合成中表现出优异的催化活性。在钌催化下,三甲基氰硅烷与羰基底物进行一锅反应,得到了各种不同取代基的氰基甲醚,收率良好至优异。优异的催化效率、广泛的底物范围和温和的反应条件使该类钌催化剂具有工业应用潜力。所有半夹心钌配合物均已通过红外、核磁共振和 EA 分析得到了很好的描述。钌配合物1和4的分子结构经单晶X射线分析证实。
WO2008/49806
申请人:——
公开号:——
公开(公告)日:——
Synthesis of asymmetrical β-diketiminate magnesium methyl complexes and their catalytic application in cyanosilylation of ketones
作者:Kai Lu、Hui Qiu、Xi Chen、Taoyue Yuan、Fei Xue、Mengtao Ma
DOI:10.1016/j.molstruc.2023.136796
日期:2024.1
Two asymmetrical β-diketiminate magnesium methyl complexes [(DippArNacnac)MgMe(THF)] have been synthesized in high yields and structurally characterized via single crystal X-ray diffraction etc. Subsequently, they have been successfully employed as highly efficient catalysts in the cyanosilylation of ketones including natural products with low catalyst loading (0.2 mol %) under the solvent-free condition