General Base-Free Suzuki-Miyaura Cross-Coupling Reaction via Electrophilic Substitution Transmetalation [0.03%]
通过亲电取代转金属化进行的通用无碱SUZUKI-MIYAURA交叉偶联反应
Meng Zhang,Jing-Ran Shan,Yuke Xie et al.
Meng Zhang et al.
The transition-metal-catalyzed Suzuki-Miyaura cross-coupling (SMC) reaction of organoboron nucleophiles with aryl (pseudo)halide electrophiles is a reliable method for carbon-carbon bond formation. This reaction generally requires the use o...
Dizygotic Atomic Platinum and Palladium on Carbon for High-Performance Ethanol and Methanol Electro-Oxidation [0.03%]
双子原子铂和钯催化剂用于乙醇和甲醇电氧化性能研究
Zhiqi Zhang,Jiapeng Liu,Shangqian Zhu et al.
Zhiqi Zhang et al.
Dizygotic-atom-site catalysts (DASCs), consisting of multi-atomic dispersed catalytic centers, perform well in several reactions but have poor electrocatalytic activity toward alcohol electro-oxidation. In this study, DASCs of atomically di...
Ligand Type Guided Keto-Arylation Enables Modular Total Synthesis of Polycyclic CBS Xanthones [0.03%]
导向基团引导的酮-芳基化反应实现多环CBS香豆素的模块化全合成
Jonas W Meringdal,Vivienne Prangenberg,Tim Treiber et al.
Jonas W Meringdal et al.
The first total synthesis of the potent polycyclic xanthone antibiotics CBS72, CBS87 and CBS100 was accomplished by a modular strategy featuring a very demanding intermolecular aromatic keto-arylation. Central to the solution was a recently...
Exposure of Au Atom on Au(111) in Metal Nanoclusters for pH-Universal Electrocatalysis [0.03%]
用于通用pH电催化的金纳米团簇中暴露的金原子Au(111)露吸附原子金催化性能研究
Yajie Guan,Xia Zhou,Qisheng Yan et al.
Yajie Guan et al.
The control of surface and interface structures in nanocatalysts is a promising strategy for enhancing catalytic performance, but significant challenges persist in achieving precisely designed active sites or environments on the surface/int...
Tian You,Quang H Luu,Junqi Li
Tian You
We report a carbon-to-boron "C-to-B" atom swap reaction to transform readily available coumarins into their isosteric benzoxaborins via a net replacement of the C═O group with a B─OH moiety. These conditions were applied to coumarin natur...
Yi Ding,Yuanhao Wang,Changyao Liu et al.
Yi Ding et al.
Integrating different polymer types into a unified system in a thoughtful manner leverages their complementary advantages, providing a promising strategy for developing high-performance materials. Mechanically interlocked polymers (MIPs), c...
Single-Atom Ligation of Four Different Alcohols at One Silicon Center: Methodology Development and Proof of Concept [0.03%]
单硅中心四种不同醇的单原子连接：方法学开发和概念验证
Chao Wang,Xin Xu,Xinyu Zhang et al.
Chao Wang et al.
While critical and indispensable in diversified areas, organosilicon compounds are not naturally occurring and all rely on chemical synthesis. The de novo synthesis of them via quadruple substitutions of tetrachlorosilane was one of the mos...
Thermally Activated Delayed Fluorescence Materials Featuring Multipathway Charge Transfer for High-Efficiency BT.2020-Compliant Deep-Blue OLEDs [0.03%]
具有多途径电荷转移的热激活延迟荧光材料用于高效率BT.2020深蓝色OLEDs
Yufu Sun,Xi-Feng Fu,Chen-Lu Hou et al.
Yufu Sun et al.
BT.2020-compliant deep-blue emitters for organic light-emitting diodes (OLEDs) are in high demand to achieve a wide color gamut for ultrahigh-definition displays. Herein, we report deep-blue thermally activated delayed fluorescent emitters ...
Crystal Facet-Dependent Photocatalytic Hydrogen Evolution From Ultra-Stable Cu-Zr/Hf Heterobimetallic Metal-Organic Frameworks [0.03%]
基于晶面依赖型光催化析氢的超稳定铜基异金属有机框架催化剂研究
Hang Lei,Jieping Zhang,Zhiyuan Wu et al.
Hang Lei et al.
Solar-driven water splitting for hydrogen production over metal-organic frameworks (MOFs) is particularly attractive yet remains a challenge. Here, we report a series of ultra-stable heterobimetallic MOFs (M-BCA-M', M = Cu+, M' = Zr4+ or Hf...
Halogen-Driven Ion Transport Homogenization in 3D Hierarchical MOF for Ultrastable Solid-State Lithium Metal Batteries [0.03%]
用于超稳定固态锂电池的卤素驱动离子传输均质化三维分级MOF
Xingxing Zhang,Hongli Chen,Qingmei Su et al.
Xingxing Zhang et al.
Solid-state lithium metal batteries (SSLMBs) are hindered by limited ionic conductivity, heterogeneous lithium flux and interfacial instability of solid-state electrolytes. Herein, we report a hierarchical ion-transport network formed by co...