NaBArF‑Mediated Electrophilic Trifluoromethylation of Nonactivated Silyl Enol Ethers [0.03%]
钠介导的硼酸氟
Olaf Tjabben,Tatiana Besset,Olga García Mancheño
Olaf Tjabben
In this work, a mild NaBArF-mediated electrophilic trifluoromethylation of nonactivated silyl enol ethers is reported, using an Umemoto-type chloride salt thanks to a reactivity-modulation through its counter-anion. Hence, the key to succes...
Synthesis of New Fluoroboronated Materials by Chemical Modification of Fluorinated Functional Polymers [0.03%]
通过化学修饰含氟功能聚合物合成新型含氟硼材料
Maxime Colpaert,Bruno Ameduri
Maxime Colpaert
New fluoroboronated materials were obtained by chemical modification of poly-(VDF-co-MAF) copolymers synthesized by the radical copolymerization of vinylidene fluoride (VDF) with 2-(trifluoromethyl) acrylic acid (MAF). Two copolymers were f...
Selective Nitration and Nitrosation of ArylBoronic Acid Derivatives with N- Nitrososulfonamides [0.03%]
N-硝基磺酰胺与芳基硼酸衍生物的选择性硝化和亚硝化反应
Pravien S Rajaram,Keerthana Chakkanalil,Jordan Galloway et al.
Pravien S Rajaram et al.
Nitrosoarenes are useful molecules owing to their unique electronic properties. The "NO" functional group is strongly electron-withdrawing, possessing a σpara value greater than either the nitro or trimethylammonium functional groups. Alth...
Tuning the Electronic and Molecular Structures of Bioinspired Heterodinuclear NiFe Catalyst for Enhanced Catalytic H2 Evolution [0.03%]
调谐仿生异二核NiFe催化剂的电子和分子结构以增强催化析氢性能
Noémie Lalaoui,Irene Suarez-Antuna,Subash Arjunan et al.
Noémie Lalaoui et al.
With the aim of enhancing the HER activity of the previously described bioinspired [NiFe]-hydrogenase complex [LN2S2NiIIFeIICp-(CO)]+ (LNiFe, with LN2S2 = 2,2'-(2,2'-bipyridine-6,6'-diyl)-bis-(1,1'-diphenylethanethiolate) and Cp = cyclopent...
Shelley Minteer
Shelley Minteer
Ligand-Free Cerium-Catalyzed Decarboxylative Fluorination of Carboxylic Acids [0.03%]
无配体催化的羧酸的去羧基氟化反应
Maham Azhar,Tianyou Peng,Osama El-Sepelgy
Maham Azhar
We report a ligand-free, cerium-catalyzed decarboxylative fluorination of carboxylic acids via photoinduced ligand-to-metal charge transfer (LMCT) catalysis. This method utilizes readily available carboxylic acids as radical precursors, ena...
Physicochemical Properties of Tin and Neodymium Co-Doped Phosphate Glasses: Tuning the UV-Excited Nd3+ NIR Emission via Sn2 [0.03%]
掺锡和钕的磷酸盐玻璃的理化性质：通过Sn²⁺调节Nd³⁺的近红外发射性能
José A Jiménez,Dugan Hayes,Solaleh Farnia et al.
José A Jiménez et al.
This work reports on various physicochemical properties and energy conversion processes in phosphate glasses containing Sn2+ and Nd3+ ions of interest for luminescence-based applications. The glasses were prepared by melting with 50P2O5-(49...
Photochemical Functionalization of 4‑Diazoisoquinoline-1,3(2 H,4 H)‑diones and Their 1‑Sulfoxide Analogues [0.03%]
4‑重氮异喹啉‑1,3(2H,4H)‑二酮及其1‑亚砜类似物的光化学官能团化反应
Joseph P Milton,Dorota Gryko
Joseph P Milton
Isoquinoline-1,3-(2H,4H)-diones have been the subject of numerous studies toward new pharmaceuticals, and therefore novel, mild functionalizations of this scaffold are highly desirable. As diazo compounds are versatile reagents in organic s...
Mechanistic Study on Copper- and Silver-Catalyzed Hydroboration of Internal Alkynes: A DFT Study [0.03%]
铜、银催化内炔烃氢硼化的机理研究——从密度泛函理论出发
Ivanna G R Juliani Costa,Patrick R Batista,Marcelo T de Oliveira et al.
Ivanna G R Juliani Costa et al.
The present study employs DFT calculations and the independent gradient model (IGM) approach to investigate a mechanism study of the hydroboration reaction of internal alkynes catalyzed by Ag-(I)-IMes and Cu-(I)-IMes complexes. A detailed a...
N‑Heterocyclic Carbene-Based Group 4 Catalysts for the Terpolymerization of Cyclohexene Oxide and Cyclic Anhydrides with CO2 [0.03%]
基于氮杂环卡宾的第四族催化剂用于内酯和二氧化碳与环氧环己烷三聚共聚反应
Lakshmi Suresh,Kathrin Zwettler,Karl W Törnroos et al.
Lakshmi Suresh et al.
A series of bis-phenolate saturated N-heterocyclic carbene (NHC) group 4 complexes ([κ3-O,C,O]-NHC)-M-(OiPr)-Cl-(THF) (M = Ti, 1; Zr, 2; Hf, 3) in the presence of [PPN]Cl as cocatalyst were investigated and showed high activity in the tand...