Articles with "lewis pair" as a keyword



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The reactivity of the trapping reaction of the benzene‐bridged boron/phosphorus‐based frustrated Lewis pair with difluorocarbene and its group 14 analogs: A theoretical investigation

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Published in 2022 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.26980

Abstract: The trapping reactions of carbene analogs G14F2 (G14 = group 14 element) by the benzene‐bridged B/P‐Rea frustrated Lewis pair (FLPs) molecule are studied using density functional theory (B3LYP‐D3(BJ)/def2‐TZVP). Our theoretical investigations predict that only the… read more here.

Keywords: reaction; lewis pair; g14f2; frustrated lewis ... See more keywords
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CO2 -Strengthened Double-Cross-Linked Polymer Gels from Frustrated Lewis Pair Networks.

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Published in 2021 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202000699

Abstract: Conventional thermosets consisting of polymer networks with robust and irreversible chemical linkages are incapable of reshaping or reprocessing once formed. In contrast, reversible non-covalent crosslinks can impart structurally flexible and reconfigurable feature to the networks,… read more here.

Keywords: lewis pair; cross linked; double cross; frustrated lewis ... See more keywords
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Metal-free Lewis pair catalyst synergy for fully alternating copolymerization of norbornene anhydride and epoxides: Biocompatible tests for derived polymers

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Published in 2019 at "Materials Today Communications"

DOI: 10.1016/j.mtcomm.2019.02.007

Abstract: Abstract Synthesis of high molecular weight alternating copolymers from epoxides and norbornene anhydride via metal-free catalyst remains a challenge in aliphatic biodegradable polyester synthesis. Metal-free Lewis pair catalyst system, consisting of Lewis acid B(C2H5)3 (triethylborane)… read more here.

Keywords: metal free; catalyst; lewis pair; free lewis ... See more keywords
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Lewis Pair-Functionalized Pt(II) Complexes with Tunable Emission Color and Triplet-State Properties.

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.1c03174

Abstract: Two emissive Pt(II) complexes containing dynamic "flexible" Lewis pair (FlexLP) ligands are reported. The FlexLP ligand encompasses a diphenylphosphine oxide Lewis base and a dimesitylborane Lewis acid attached to a bithiophene scaffold, which can switch… read more here.

Keywords: lewis pair; triplet state; flexlp ligands;
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Frustrated Lewis Pair Chelation and Reactivity of Complexed Parent Iminoborane and Aminoborane.

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c02535

Abstract: An intramolecular phosphine-borane frustrated Lewis pair (FLP) chelate, iPr2P(C6H4)BCy2 or PB (Cy = cyclohexyl), was used to coordinate aminoborane (H2BNH2) and iminoborane (HBNH) units via donor-acceptor stabilization. Attempts to induce dehydrogenation from these B-N adducts… read more here.

Keywords: iminoborane; aminoborane; lewis pair; frustrated lewis ... See more keywords
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Ambiphilic Behavior of Ge(II)-Pseudohalides in Inter- and Intramolecular Frustrated Lewis Pair Alkyne Addition Reactions.

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c03171

Abstract: The reaction of the germylene chloride (NacNac)GeCl (1, NacNac = CH{(CMe)(2,6-iPr2C6H3N)}2), phenylacetylene, and B(C6F5)3 gives the intermolecular frustrated Lewis pair (FLP) addition product 2. In this case, the Ge(II) center acts as a base. In… read more here.

Keywords: addition; lewis pair; frustrated lewis; c6f5 ... See more keywords
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Trans-Metal-Trapping Meets Frustrated-Lewis-Pair Chemistry: Ga(CH2SiMe3)3-Induced C–H Functionalizations

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Published in 2017 at "Inorganic Chemistry"

DOI: 10.1021/acs.inorgchem.7b00549

Abstract: Merging two topical themes in main-group chemistry, namely, cooperative bimetallics and frustrated-Lewis-pair (FLP) activity, this Forum Article focuses on the cooperativity-induced outcomes observed when the tris(alkyl)gallium compound GaR3 (R = CH2SiMe3) is paired with the… read more here.

Keywords: lewis pair; trans metal; chemistry; metal trapping ... See more keywords
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Frustrated Lewis Pair Oxidation Permits Synthesis of a Fluoroazaphosphatrane, [FP(MeNCH2CH2)3N].

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Published in 2018 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.8b02605

Abstract: Proazaphosphatranes, also known as Verkade's superbases, are among the strongest nonionic bases available. Their extreme basicity derives in part from their ability to form a P-N transannulation upon interaction of the P atom with an… read more here.

Keywords: permits synthesis; lewis pair; oxidation permits; frustrated lewis ... See more keywords
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Lewis Pair Polymerization of Renewable Indenone to Erythro-Ditactic High-Tg Polymers with an Upcycling Avenue

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Published in 2020 at "Macromolecules"

DOI: 10.1021/acs.macromol.9b02285

Abstract: Preparation and storage of biorenewable, monomeric indenone, much less the polymerization to a well-defined, high-molecular-weight polymer, is challenging because of antiaromaticity-driven radical autopolymerization. Herein, we report the successful preparation and subsequent Lewis pair polymerization (LPP)… read more here.

Keywords: polymerization renewable; polymerization; lewis pair; renewable indenone ... See more keywords
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Unusual 1,1-Hydroboration Route to a Reactive Unsaturated Vicinal Frustrated Phosphane/Borane Lewis Pair

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Published in 2018 at "Organometallics"

DOI: 10.1021/acs.organomet.8b00481

Abstract: Piers’ borane HB(C6F5)2 reacted with the alkyne Mes2P–C≡C–SiMe3 by a rarely observed 1,1-hydroboration reaction under kinetic control to give the unsaturated vicinal frustrated phosphane/borane Lewis pair 6, featuring both the PMes2 and SiMe3 groups at… read more here.

Keywords: frustrated phosphane; vicinal frustrated; lewis pair; phosphane borane ... See more keywords
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Frustrated Lewis Pair (FLP)-Catalyzed Hydrogenation of Aza-Morita–Baylis–Hillman Adducts and Sequential Organo-FLP Catalysis

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Published in 2017 at "ACS Catalysis"

DOI: 10.1021/acscatal.7b03077

Abstract: Herein we report the metal-free diastereoselective frustrated Lewis pair (FLP)-catalyzed hydrogenation of aza-Morita–Baylis–Hillman (aza-MBH) adducts, accessing a diverse range of stereodefined β-amino acid derivatives in excellent isolated yields (28 examples, 89% average yield, up to… read more here.

Keywords: pair flp; lewis pair; hydrogenation; catalysis ... See more keywords