Electron‐Deficient Engineering in Large‐Conjugate‐Heptazine Framework to Effectively Shuttle Hot Electrons for Efficient Photocatalytic H2O2 Production
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202414193
Abstract: Photocatalytic oxygen reduction to H2O2 based on g‐C3N4 has presented promising potential for sustainable solar‐fuel production. Yet tuning the timescale of hot electron's lifetime to effectively participate in the surface reactions remains challenging. Here, an… read more here.
Keywords: deficient engineering; h2o2; electron deficient; hot electrons ... See more keywords
Optimizing Oxygen Inhibition for Low‐Barrier Oxygen Reduction via Thiol‐Induced Electron‐Deficient Sites
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DOI: 10.1002/adfm.202529335
Abstract: Enhancing the photocatalytic production of hydrogen peroxide remains a critical challenge due to the slow kinetics of water oxidation and the complex dynamics of oxygen reduction. This study introduces a novel conceptual framework that uses… read more here.
Keywords: water; oxygen reduction; oxygen; electron deficient ... See more keywords
8.78% Efficient All-Polymer Solar Cells Enabled by Polymer Acceptors Based on a B←N Embedded Electron-Deficient Unit.
Sign Up to like & getrecommendations! Published in 2019 at "Advanced materials"
DOI: 10.1002/adma.201904585
Abstract: In the field of all-polymer solar cells (all-PSCs), all efficient polymer acceptors that exhibit efficiencies beyond 8% are based on either imide or dicyanoethylene. To boost the development of this promising solar cell type, creating… read more here.
Keywords: polymer; polymer acceptors; electron deficient; efficient polymer ... See more keywords
Synergistic Copper‐Aminocatalysis for Direct Tertiary α‐Alkylation of Ketones with Electron‐Deficient Alkanes
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DOI: 10.1002/advs.202402255
Abstract: In this study, a novel approach for the tertiary α‐alkylation of ketones using alkanes with electron‐deficient C─H bonds is presented, employing a synergistic catalytic system combining inexpensive copper salts with aminocatalysis. This methodology addresses the… read more here.
Keywords: tertiary alkylation; alkylation ketones; electron deficient; copper ... See more keywords
N‐oxide‐Functionalized Bipyridines as Strong Electron‐Deficient Units to Construct High‐Performance n‐Type Conjugated Polymers
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DOI: 10.1002/advs.202414059
Abstract: Developing low‐cost unipolar n‐type organic thin‐film transistors (OTFTs) is necessary for logic circuits. To achieve this objective, the usage of new electron‐deficient building blocks with simple structure and easy synthetic route is desirable. Among all… read more here.
Keywords: dpp; type; electron deficient; oxide functionalized ... See more keywords
Electrochemical and photocatalytic hydrogen evolution by an electron‐deficient cobalt tris(ethoxycarbonyl)corrole complex
Sign Up to like & getrecommendations! Published in 2017 at "Applied Organometallic Chemistry"
DOI: 10.1002/aoc.3773
Abstract: An electron-deficient flat 5,10,15-tris(ethoxycarbonyl)corrole (TECC) cobalt complex, [Co(TECC)(Py)2] (1; py = pyridine), was prepared and employed as a catalyst for homogeneous hydrogen evolution. It turns out that water can be successfully used as a proton source in… read more here.
Keywords: hydrogen; tris ethoxycarbonyl; hydrogen evolution; electron deficient ... See more keywords
A Naphthalene Diimide Based Macrocycle Containing Quaternary Ammonium Groups: An Electron-Deficient Host for Aromatic Carboxylate Derivatives.
Sign Up to like & getrecommendations! Published in 2020 at "ChemPlusChem"
DOI: 10.1002/cplu.202000258
Abstract: Naphthalene diimide (NDI) compounds are widely used as electron acceptors in various applications. Herein, we combine NDI with quaternary ammonium groups for the synthesis of a highly electron-deficient linear compound 2 and macrocycle 3. The… read more here.
Keywords: ammonium groups; naphthalene diimide; macrocycle; electron deficient ... See more keywords
Electrochemical Difluoromethylation of Electron-Deficient Alkenes.
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DOI: 10.1002/cssc.201803058
Abstract: Electrochemical 1,2-hydroxydifluoromethylation and C-H difluoromethylation of acrylamides were developed by using CF2 HSO2 NHNHBoc as the source of the CF2 H group. These electricity-powered oxidative alkene functionalization reactions do not need transition-metal catalysts or chemical… read more here.
Keywords: electrochemical difluoromethylation; deficient alkenes; electron deficient; difluoromethylation ... See more keywords
Visible-Light-Induced Hydrosilylation of Electron-deficient Alkenes by Iron Catalysis.
Sign Up to like & getrecommendations! Published in 2022 at "ChemSusChem"
DOI: 10.1002/cssc.202200367
Abstract: Herein, we report a method for iron-catalyzed, visible-light-induced hydrosilylation reactions of electron-deficient alkenes to produce value-added silicon compounds. Alkenes bearing functional groups with different steric properties were suitable substrates, as were derivatives of structurally complex… read more here.
Keywords: electron deficient; light induced; induced hydrosilylation; deficient alkenes ... See more keywords
Decatungstate‐Catalyzed Carbon‐Carbon Bond Formation Between Furfural and Electron‐Deficient Olefins
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DOI: 10.1002/ejoc.202400109
Abstract: Furfural is produced on a large commercial scale from lignocellulose and can be used for the preparation of several industrial chemicals with four to five carbon atoms. Further functionalization of furfural by C–H activation, however,… read more here.
Keywords: carbon; deficient olefins; carbon carbon; electron deficient ... See more keywords
Metal‐Free Visible‐Light‐Induced Hydrodifluoroalkylation of Electron‐Deficient Alkenes Using Hantzsch Ester
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DOI: 10.1002/ejoc.202400591
Abstract: A mild, metal‐free Giese‐type hydrodifluoroalkylation of electron‐deficient alkenes under visible‐light irratiation has been developed. This highly reducing photoactivated Hantzsch ester facilitates C(sp3)‐CF2 bond formation through photoinduced electron transfer (PET) and hydrogen atom transfer (HAT) processes,… read more here.
Keywords: visible light; metal free; hydrodifluoroalkylation electron; electron deficient ... See more keywords