Iron-Catalyzed Radical Cascade Multicomponent Coupling: Expedient Synthesis of Diverse Allenes from 1,3-Enynes [0.03%]
铁催化自由基串联多组分偶联反应：1,3-亚烯炔合成多样性的全烯的新方法
Siming Lu,Litian Chen,Satsuki Nomura et al.
Siming Lu et al.
Multicomponent reactions (MCRs) represent one of the most elegant and powerful synthetic strategies for constructing complex molecular scaffolds in natural products and bioactive molecules. By combining radical cascade reactions, the rapid ...
Qi Li,Dezhao Zhang,Tanyu Song et al.
Qi Li et al.
A novel diboronic reagent, danB-Bpai, has been designed, and the copper-catalyzed selective transformation reaction between alkynes and this reagent has been investigated. By regulating ligands and additives, the chemoselective reaction of ...
Nickel-catalyzed dehydrogenative Zn-Zn coupling to a Zn(I) dimer and its reactivity [0.03%]
镍催化脱氢锌-锌偶联反应生成锌(I)二聚体及其活性研究
Sagrika Rajput,Smrutirani Padhan,Nithya M Thilakan et al.
Sagrika Rajput et al.
High-yield access to a bis-guanidinate zinc(I) dimer was achieved via nickel-catalyzed dehydrocoupling of a zinc(II) hydride. Reactions of Zn(I) dimer with diphenyl dichalcogenides and sulfur resulted in the formation of zinc chalcogenolate...
Metal-free regioselective B-O coupling in carboranes for constructing aggregation-induced emission luminogens [0.03%]
无金属选择性B-O偶联反应构建聚集诱导发光材料
Xinrui Li,Ningning Zhou,Deshuang Tu et al.
Xinrui Li et al.
We report a metal-free regioselective B-O coupling of nido-carboranes enabled by hypervalent iodine(III) under mild conditions. This method establishes a new synthetic platform for the rapid assembly of carborane-based aggregation-induced e...
18F-Radiopharmaceutical Diversification Enabled by Deaminative Cross-Electrophile Couplings [0.03%]
去氨基交叉偶联反应促进18F放射性药物多样化
Isabella F Ogilvy,Joseph Ford,Sebastiano Ortalli et al.
Isabella F Ogilvy et al.
The development of 18F-labelled radiotracers is of vital importance for (pre)clinical positron emission tomography (PET) imaging and to guide drug discovery campaigns. State-of-the-art approaches often require labour-intensive preparation o...
Stereospecific Coupling of Alcohols and Carbanion Nucleophiles through a Circular P(V) Activation Manifold [0.03%]
通过圆形P(V)活化体系实现醇和碳负离子亲核试剂的立体专一性偶联反应
Isabel L Wood,Stephen P Argent,Ross M Denton
Isabel L Wood
We report a method for the stereospecific construction of sp3-sp3 carbon-carbon bonds using alcohols and carbanion nucleophiles. The process is based on a circular phosphorus(V) manifold which starts and ends with triphenylphosphine oxide. ...
Bifunctional Photoactive Chiral Ligands Enable Visible-Light-Induced Nickel-Catalyzed Enantioselective C-O Coupling [0.03%]
双功能光活性手性配体实现可见光促进的镍催化C-O偶联反应的映异构选择性控制
Junjie Xue,Lei Su,Weiwei Fang et al.
Junjie Xue et al.
Asymmetric metallaphotoredox catalysis (AMPC) typically relies on dual catalytic systems that often suffer from incompatibility between the photocatalytic and chiral metal catalytic cycles. Current strategies based on bifunctional chiral ph...
Active Slingshot Geometry Site on Single-Atom La Catalyst Largely Promotes Oxidative Methane Coupling [0.03%]
单原子La催化剂上的活性弹弓构效位点大幅促进氧化耦合制甲烷反应
Lizhuo Wang,Liwei Cao,Ang Li et al.
Lizhuo Wang et al.
Oxidative methane coupling (OCM) has long been deemed a promising route for the direct conversion of methane to valuable ethylene. Despite its potential and many progresses, OCM's industrial implementation has been hampered by low C2 yields...
Organic-inorganic perovskite ferroelectric catalytic selective alkyne coupling under ultrasound sonication [0.03%]
有机-无机钙钛矿铁电催化剂在超声照射下实现炔烃的选择性偶联反应
Jun-Chao Qi,Xiao-Gang Chen,Zhen-Yu Wang et al.
Jun-Chao Qi et al.
Alkyne coupling represents a significant reaction in organic synthesis, while conventional methods rely on high-cost catalysts and harsh reaction conditions. Although ferroelectrics with spontaneous polarization facilitating charge separati...
Chiral Copper Complex-Catalyzed Enantioselective Oxidative Cross-Coupling of 2-Naphthols for Synthesis of C1-Symmetric BINOLs [0.03%]
手性铜配合物催化2-萘酚的对映选择性氧化交叉偶联反应合成C1对称BINOL类化合物
Jia-Xu Wen,Fei Chen,Chunbo Bo et al.
Jia-Xu Wen et al.
An efficient Cu-Box system was developed for the oxidative cross-coupling of 2-naphthols under mild conditions. The method tolerates a broad substrate scope, and a series of C1-symmetric chiral BINOLs were obtained in excellent yields (up t...
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