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Science China Chemistry 2023年第1期66卷 139-146页

作者： Zhi-Peng Bao Youcan Zhang Le-Cheng Wang Xiao-feng Wu Dalian National Laboratory for Clean energy Dalian Institute of Chemical PhysicsChinese Academy of SciencesDalian 116023China leibniz-institut für katalyse e.v.albert-einstein-straße 29a Rostock 18059Germany

fluorinated heterocycles play a vital role in pharmaceutical and agrochemical ***,rapid and efficient construction of fluorinated heterocycles remains highly ***,a difluoroalkylative carbonylative cyclization of unactivated alkenes and ethylene gas enabled by palladium catalysis has been developed for the first time toward the synthesis ofα-carbonyl difluoro-modified *** procedure can also be applied to the synthesis of Ge Migliptin which is a medicine approved for the treatment of type 2 diabetes mellitus.

关键词： difluoroalkylative carbonylative unactivated alkenes ethylene gas heterocycles

Boosting propane dehydrogenation by gallium hydride species formed in situ

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Science China Chemistry 2024年第6期67卷 1753-1755页

作者： evgenii v.Kondratenko leibniz-institut für katalyse e.v. Albert-Einstein-Str.29aRostock18059Germany

An inspiring paper recently published in Nature Chemistry[1]by the group of *** Gong at Tianjin University is the motivation for this highlight *** reported results show that the understanding of reaction-induced restructuring of heterogeneous catalysts is of great importance for their targeted development because usually unstable compounds can be formed and stabilized under reaction conditions.

关键词： conditions hydride stabilized

Industrially applied and relevant transformations of 1,3-butadiene using homogeneous catalysts

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Industrial Chemistry & Materials

Industrial Chemistry & Materials 2023年第2期1卷 155-174页

作者： Ji Yang Peng Wang Helfried Neumann ralf Jackstell Matthias Beller leibniz-institut für katalyse an der Universität rostock Albert-Einstein-Straße 29a18059 RostockGermany

In recent decades,the use of 1,3-butadiene as a comparably cheap and abundant raw material for new applications has attracted more and more interest,specifically in the chemical *** present review covers several of the most important homogeneously catalyzed processes and technologies which are currently used or have the potential to produce fine and bulk chemicals from 1,*** an example,palladium-catalyzed telomerizations provide valuable chemicals through the selective dimerization of 1,3-dienes with the simultaneous addition of various nucleophiles,which can be used for the synthesis of 1-octene,1-octanol,and various *** the other hand,direct carbonylation allows the selective introduction of functional groups onto 1,3-dienes,such as carbonyl,carboxyl or ester *** key to success in achieving these industrially relevant conversions of 1,3-butadiene was mainly the development of innovative efficient *** hope this review will make readers familiar with the industrially applied and relevant transformations of 1,3-butadiene and inspire them to further explore new and advanced systems.

关键词： 1,3-Butadiene Industrial chemistry Carbonylation reaction Bulk chemicals Telomerization.

Cu/Pd-catalyzed borocarbonylative trifunctionalization of alkynes and allenes:synthesis ofβ-geminal-diboryl ketones

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Science China Chemistry 2021年第12期64卷 2142-2153页

作者： Yang Yuan fu-Peng Wu Anke Spannenberg Xiao-feng Wu leibniz-institut für katalyse e.v.an der Universität rostock Albert-Einstein-Straβe 29a18059RostockGermany Dalian National Laboratory for Clean energy Dalian Institute of Chemical PhysicsChinese Academy of SciencesDalian116023China

functionalized bisboryl compounds have recently emerged as a new class of synthetically useful building blocks in organic ***,we report an efficient strategy to synthesizeβ-geminal-diboryl ketones enabled by a Cu/Pd-catalyzed borocarbonylative trifunctionalization of readily available alkynes and *** reaction promises to be a useful method for the synthesis of functionalizedβ-geminal-diboryl ketones with broad functional group *** studies suggest that the reaction proceeds through borocarbonylation/hydroboration cascade of both alkynes and allenes.

关键词： carbonylation copper/palladium alkynes/allenes trifunctionalization β-geminal-diboryl ketones

Palladium-catalyzed enantioselective carbonylation reactions

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Science China Chemistry 2022年第3期65卷 441-461页

作者： Jin-Bao Peng Xin-Lian Liu Lin Li Xiao-feng Wu School of Biotechnology and Health Sciences Wuyi UniversityJiangmen 529020China Dalian National Laboratory for Clean energy Dalian Institute of Chemical PhysicsChinese Academy of SciencesLiaoning 116023China leibniz-institut für katalyse e.v. Albert-Einstein-Straße 29aRostock 18059Germany

Carbonylation,one of the most powerful approaches to the preparation of carbonylated compounds,has received significant attention from researchers active in various ***,impressive progress has been made on this subject over the past few *** the various types of carbonylation reactions,asymmetric carbonylation is a straightforward methodology for constructing chiral *** rhodium-catalyzed enantioselective hydroformylations have been discussed in several elegant reviews,a general review on palladium-catalyzed asymmetric carbonylations is still *** this review,we summarize and discuss recent achievements in palladium-catalyzed asymmetric carbonylation ***,this review’s contents are categorized by reaction type.

关键词： palladium catalyst enantioselective carbonylation chiral

Copper-Catalyzed Ligand-Controlled Selective Borocarbonylation of α-Substituted Styrenes Toward β-Boryl Aldehydes and Cyclopropyl Boronate esters

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CCS Chemistry 2023年第8期5卷 1866-1875页

作者： Yang Yuan Youcan Zhang Jian-Xing Xu Xiao-feng Wu Dalian National Laboratory for Clean energy Dalian Institute of Chemical PhysicsChinese Academy of SciencesDalian116023 Liaoning leibniz-institut für katalyse e.v. Albert-Einstein-Straße 29aRostock 18059

We report a copper-catalyzed ligand-controlled selective carbonylative borofunctionalization ofα-substituted *** reaction provides a general and versatile procedure to synthesize a variety of synthetically usefulβ-boryl quaternary aldehydes and cyclopropyl boronate esters bearing a quaternary carbon *** NHC(IMes=1,3-bis(2,4,6-trimethylphenyl)imidazol-2-ylidene)as the ligand,the carbene intermediate reacts with O-H bond of alcohol while the carbene intermediate would undergo C-H bond insertion when using phosphine ligand[1,2-bis(diphenylphospino)ethane]as the *** of a carbene intermediate has been proposed as the key step for this transformation.

关键词： borocarbonylation copper catalysis carbene insertion ligand-controlled α-substituted styrenes

radical Carbonylation under Low CO Pressure:Synthesis of esters from Activated Alkylamines at Transition Metal-free Conditions

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Chinese Journal of Chemistry 2021年第4期39卷 927-932页

作者： fengqian Zhao Han-Jun Ai Xiao-feng Wu leibniz-institut fur katalyse e.v.an der Universitat rostock Albert-Einstein-Straße 29a18059 RostockGermany Dalian National Laboratory for Clean energy Dalian Institute of Chemical PhysicsChinese Academy of SciencesDalianLiaoning116023 China

Main observation and conclusion High CO pressure(>40 bar)is usually needed in radical carbonylation reactions in the absence of metal *** this communication,we developed a transition-metal-free radical carbonylation of activated alkylamines with phenols and alcohols under low CO pressure(1-6 bar).various esters were obtained in moderate to excellent yields under simple reaction conditions with good functional group compatibility.

关键词： Carbonylation radical ester Alkylamine Katritzky salt

Palladium-catalyzed carbonylation of activated alkyl halides via radical intermediates

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Industrial Chemistry & Materials

Industrial Chemistry & Materials 2024年第2期2卷 276-283页

作者： Zhi-Peng Bao Xiao-feng Wu Dalian National Laboratory for Clean energy Dalian Institute of Chemical PhysicsChinese Academy of Sciences116023 DalianLiaoningChina leibniz-institut für katalyse e.v Albert-Einstein-Straße 29a18059 RostockGermany

Palladium-catalyzed carbonylation is an efficient approach to prepare carbonyl-containing compounds with high atomic economy in synthetic organic ***,in comparison with aryl halides,carbonylation of alkyl halides is relatively challenging due to the decreased stability of the palladium *** of activated alkyl halides is even more difficult,as nucleophilic substitution reactions with nucleophiles occur more easily with *** this article,we summarize and discuss recent achievements in palladium-catalyzed carbonylative reactions of activated alkyl *** transformations proceed through radical intermediates which are generated in various *** a relatively high pressure of carbon monoxide,the corresponding aliphatic carboxylic acid derivates were effectively prepared with various nucleophiles as the reaction *** alcohols,amines and organoboron reagents,four-component reactions in combination with alkenes or alkynes were also ***-by-case reaction mechanisms are discussed as well and a personal outlook has also been provided.

关键词： Carbonyl group Palladium catalysis Carbonylation Activated alkyl halides radical intermediates

Carbonylative transformation of aryl halides and strong bonds via cheap metal catalysts and sustainable technologies

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Green Synthesis and Catalysis

Green Synthesis and Catalysis 2024年第4期5卷 211-269页

作者： Maolin Yang Yukun Liu Xin Qi Yanhua Zhao Xiao-feng Wu leibniz-institut für katalyse e.v. Albert-Einstein-Straße 29a18059 RostockGermany Dalian National Laboratory for Clean energy Dalian Institute of Chemical PhysicsChinese Academy of Sciences116023 DalianChina

The development of catalytic carbonylation reactions has increased *** many reviews/chapters/books on carbonylation reactions have been published,summaries on cheap metal-catalyzed catalytic carbonylation reactions of aryl halides and other chemical bonds with high dissociation energy C–Y(Y=O,N,H)are still very *** on green and sustainable chemistry,this review summarizes and discusses the achievements on carbonylative transformations of aryl halides(C(sp^(2))–X)and strong bonds C–Y(Y=O,N,H)based on non-expensive metal catalysts(Co,Mn,Mo,Ni,fe,Cu),photochemical and electrochemical systems developed in recent decades.

关键词： Carbonylation Aryl halides(C(sp^(2))-X) Strong bonds C-Y(Y=O,N,H) Cheap metal Photochemical and electrochemical systems Green and sustainable chemistry

Promotional nature of Sn on Pt/CeO_(2)for the oxidative dehydrogenation of propane with carbon dioxide

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Nano research 2023年第5期16卷 6237-6250页

作者： Guo-Qing Yang Xing ren vita A.Kondratenko Heng-Bo Zhang evgenii v.Kondratenko Zhong-Wen Liu Key Laboratory of Syngas Conversion of Shaanxi Province School of Chemistry&Chemical EngineeringShaanxi Normal UniversityXi’an 710119China leibniz-institut für katalyse e.v Albert-Einstein-Strasse 29 aRostock 18059Germany

The oxidative dehydrogenation of propane with CO_(2)(CO_(2)-ODP)is a promising technology for the efficient production of propene in tandem with CO_(2)reduction to ***,the rational design of high-performance catalysts for this green process is still challenged by limited understanding of the nature of active sites and the reaction *** this work,the effects of SnO_(2) promoter on Pt/CeO_(2)activity and propene selectivity in CO_(2)-ODP are elucidated through varying the Sn/Pt molar *** the ratio increases,propane conversion gradually decreases,while the propene selectivity *** dependences are explained by increasing the electron density of Pt through the *** strength of this effect is determined by the Sn/Pt *** to the electronic changes of Pt,CO_(2)-ODP becomes more favorable than the undesired CO_(2)reforming of ***-modified Pt–O–Ce bonds are reasonably revealed as the active sites for CO_(2)-ODP occurring through a redox mechanism involving the activation of CO_(2)over oxygen vacancies at Sn-modified Pt and CeO_(2)*** atomic-scale understandings are important guidelines for purposeful development of high-performance Pt-based catalysts for CO_(2)-ODP.

关键词： oxidative dehydrogenation carbon dioxide supported PtSn ceria