Cu-Catalyzed Asymmetric Olefinative Conjugate Addition of Aryl and Alkenyl Boronic Esters [0.03%]
铜催化不对称烯基亲核加成反应构建手性α,β-不饱和酮类化合物
Francesco Vaghi,Piero Soppelsa,Klaus Wurst et al.
Francesco Vaghi et al.
The asymmetric olefinative conjugate addition (AOCA) has been previously introduced as a telescoped approach for the synthesis of chiral internal olefins with high stereoselectivities. Here, this strategy is extended by the implementation o...
Cu-Catalyzed Electrochemical Atom Transfer Radical Addition with Halomalonic Esters: A Route to Cyclopropane Derivatives [0.03%]
铜催化电化学原子转移自由基加成反应合成环丙烷化合物
Chuyi Su,Masnun Naher,Craig M Williams et al.
Chuyi Su et al.
Atom transfer radical addition (ATRA) remains an important and popular synthetic method for C-C bond formation by using readily accessible alkene precursors and organic halides. We report that copper-catalyzed electrochemical ATRA (eATRA) o...
Construction of 2,3-Naphthalimides through Cu-Catalyzed Decarboxylative Coupling between Arylpropiolic Acids and Isocyanides [0.03%]
通过Cu催化体系实现芳香丙烯酸与异氰化物的脱羧偶联反应合成喃妥霉素类化合物
Monty Kumar,Prashant Kumar,Ruchir Kant et al.
Monty Kumar et al.
Herein, we report a one-pot strategy to synthesize functionalized 2,3-naphthalimides by a copper-catalyzed coupling between arylpropiolic acids and isocyanides followed by a dehydro-Diels-Alder (DDA) reaction. The reaction proceeds through ...
Synthesis of Heterocyclic Sulfonium Triflates by Cu-catalyzed Selective S-arylation with Aryl(mesityl)iodonium Salts [0.03%]
铜催化下与芳基(三环己基甲基)碘鎓盐的选择性S-芳基化反应合成杂环锍三氟甲磺酸盐
Yusuke Yoto,Ryo Hatagochi,Yuto Irie et al.
Yusuke Yoto et al.
Background: An efficient method for synthesizing cyclic arylsulfonium salts has been developed by selective aryl transfer to the sulfur atom from aryl(mesityl)iodonium triflates, a recyclable series of diaryliodonium salt...
Cu-Catalyzed Cycloaromatization and Amination of 2-Bromoaryl Nitriles, Terminal Alkynes, and Amines for 1-Aminoisoquinoline Synthesis [0.03%]
铜催化2-溴芳基腈，终端乙炔和胺的环芳香化和氨化合成1-氨基异喹啉化合物
Zhennan Lei,Saihong Wan,Feng Liu et al.
Zhennan Lei et al.
We report a copper-catalyzed 6-endo-dig cycloaromatization and amination of 2-bromoaryl nitriles, terminal alkynes, and amines for efficient and selective synthesis of 1-aminoisoquinolines, which involves difunctionalization of the cyano gr...
Visible-light triggered Cu-catalyzed C-H bond activation to afford isocoumarin and isoquinolinone scaffolds at room temperature [0.03%]
可见光促进的铜催化C-H键活化室温构建异香豆素和异喹啉酮骨架
Subham Sau,Krishna Mohan Das,Arunabha Thakur
Subham Sau
We report a visible light-induced copper salt-mediated novel approach for the synthesis of a series of isocoumarin and isoquinolinone scaffolds including 27 new compounds at room temperature for the first time in excellent yields without an...
Cu-Catalyzed Enantioselective Carbene Insertion into Ge-H and Si-H Bonds Enabled by SPSiBox with a Tunable Chiral Pocket [0.03%]
铜催化手性卡宾插入锗氢和硅氢键：使用可调手性空腔的SPSiBox配体实现
Shi-Hao Chen,Shengye Zhang,Zi-Yang Chen et al.
Shi-Hao Chen et al.
Here, we report the Cu-catalyzed asymmetric carbene insertion into both Ge-H and Si-H bonds with α-trifluoromethyl diazo compounds, enabled by a class of newly developed C2-symmetrical bisoxazoline ligands. This protocol provides an effici...
Tingting Zhang,Jinhai Gui,Yu Mo et al.
Tingting Zhang et al.
We report herein the first copper-catalyzed intramolecular borylative cyclization of alkynes with imines, providing efficient access to alkenyl boronate-containing indolines. Preliminary mechanistic studies suggested a nucleophilic addition...
Approach Toward Stereoselective α-Arylation by Pd/Cu-Catalyzed Arylboration of Electron Deficient Alkenes [0.03%]
缺电子烯烃的Pd / Cu催化的偶极环加成反应实现位点选择性和立体选择性α-芳基化反应研究
Suman Das,Maeve A Reilly,Stanna K Dorn et al.
Suman Das et al.
Palladium-catalyzed cross coupling of enolates-α-arylation-is an established method for chemical synthesis. A major challenge in the field is control of stereochemistry for the α-carbon. This is typically due to facile epimerization under...
Cu-Catalyzed Enantioselective S-Arylation of Sulfenamides Enabled by Confined Ligands [0.03%]
受限配体介导的铜催化硫醚胺S-芳基化不对称反应
Xiao-Bao Wu,Yue Shen,Hua-Jie Jiang et al.
Xiao-Bao Wu et al.
Chiral sulfilimines, aza analogues of sulfoxides, are essential in natural products and pharmaceuticals, highlighting the importance of their synthesis in asymmetric catalysis. However, efficient approaches for synthesizing chiral diaryl su...
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