Search Results - "CAULTON, Kenneth G"

A Dinuclear Cobalt Complex Featuring Unprecedented Anodic and Cathodic Redox Switches for Single-Molecule Magnet Activity by Fortier, Skye, Le Roy, Jennifer J, Chen, Chun-Hsing, Vieru, Veacheslav, Murugesu, Muralee, Chibotaru, Liviu F, Mindiola, Daniel J, Caulton, Kenneth G

“…One-electron oxidation or reduction of the paramagnetic dinuclear Co(II) complex dmp2Nin{Co[N(SiMe3)2]}2 (1; dmp2Nin2– = bis(2,6-dimethylphenyl)nindigo), by…”
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A Dimeric Chromium(II) Pincer as an Electron Shuttle for N=N Bond Scission by Labrum, Nicholas S., Cabelof, Alyssa C., Caulton, Kenneth G.

“…Reduction of the bis‐pyrazolyl pyridine complex [CrL]2 with 4 KC8, followed by addition of one azobenzene (overall mole ratio 1:4:1), PhNNPh, transfers…”
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A cis-Divacant Octahedral and Mononuclear Iron(IV) Imide by Searles, Keith, Fortier, Skye, Khusniyarov, Marat M., Carroll, Patrick J., Sutter, Jörg, Meyer, Karsten, Mindiola, Daniel J., Caulton, Kenneth G.

“…A rare, low‐spin FeIV imide complex [(pyrr2py)FeNAd] (pyrr2py2−=bis(pyrrolyl)pyridine; Ad=1‐adamantyl) confined to a cis‐divacant octahedral geometry, was…”
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Selective deoxygenation of nitrate to nitrosyl using trivalent chromium and the Mashima reagent: reductive silylation by Seo, Junghee, Cabelof, Alyssa C, Chen, Chun-Hsing, Caulton, Kenneth G

“…1,4-Bis(trimethylsilyl)-1,4-diaza-2,5-cyclohexadiene is an effective silyl transfer reagent towards the oxygen of nitrate coordinated to Cr(iii) in a pincer…”
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Electron and Oxygen Atom Transfer Chemistry of Co(II) in a Proton Responsive, Redox Active Ligand Environment by Cook, Brian J, Pink, Maren, Pal, Kuntal, Caulton, Kenneth G

“…The bis-pyrazolato pyridine complex LCo­(PEt3)2 serves as a masked form of three-coordinate CoII and shows diverse reactivity in its reaction with several…”
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A Multifunctional Pincer Ligand Supports Unsaturated Cobalt: Five Functionalities in One Pincer by Polezhaev, Alexander V., Chen, Chun‐Hsing, Losovyj, Yaroslav, Caulton, Kenneth G.

“…A pyridyl pincer ligand was developed to incorporate steric bulk, through a PtBu2 arm, and proton responsivity, through a pyrazole pincer ligand arm, together…”
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The Influence of Nucleophilic and Redox Pincer Character as well as Alkali Metals on the Capture of Oxygen Substrates: The Case of Chromium(II) by Labrum, Nicholas S., Curtin, Gregory M., Jakubikova, Elena, Caulton, Kenneth G.

“…Dimeric [CrL]2, where L is the conjugate base of bis‐pyrazolyl pyridine, is evaluated for its ability to undergo inner sphere and outer sphere redox chemistry…”
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A Multifunctional Pincer Ligand for Cobalt‐Promoted Oxidation by N2O by Cook, Brian J., Chen, Chun‐Hsing, Caulton, Kenneth G.

“…The divalent cobalt complex of the diprotic pincer ligand bis‐pyrazolylpyridine, (H2L)CoCl2, is dehydrohalogenated twice by LiN(SiMe3)2 in the presence of PEt3…”
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A bis‐Pyrazolate Pincer on Reduced Cr Deoxygenates CO2: Selective Capture of the Derived Oxide by CrII by Labrum, Nicholas S., Chen, Chun‐Hsing, Caulton, Kenneth G.

“…Reduction of the bis‐(pyrazolyl)pyridine complex [LCr]2 with stoichiometric KC8 in THF produces a species that is reactive with CO2 to produce an aggregate…”
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A PNNH Pincer Ligand Allows Access to Monovalent Iron by Polezhaev, Alexander V., Liss, Cameron J., Telser, Joshua, Chen, Chun‐Hsing, Caulton, Kenneth G.

“…Reaction of the unsymmetrically armed pincer PNNH (phosphine‐pyridyl‐pyrazole) ligand with FeCl2 yielded the five‐coordinate monomer [(PNNH)FeCl2], the NH…”
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Reactivity of an Unusual Divalent Chromium Aggregate Supported by a Multifunctional Bis(pyrazolate) Pincer Ligand by Labrum, Nicholas S., Pink, Maren, Chen, Chun‐Hsing, Caulton, Kenneth G.

“…Reaction of Cr[N(SiMe3)2]2(THF)2 with equimolar bis‐pyrazolylpyridine, H2L, yields a product of empirical formula CrL. The kinetic product is [CrL]2, which…”
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A new face for bis(pyrazol-3-yl)pyridine: Incompatible geometric preferences dictates unprecedented pincer ligand connectivity by Labrum, Nicholas S., Chen, Chun-Hsing, Caulton, Kenneth G.

“…The planar pincer ligand bis(pyrazol-3-yl)pyridine, H2L, binds to copper(I) iodide to give a product of formula (H2L)2(CuI)3 which single crystal X-ray…”
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Electrophile Recruitment as a Structural Element in Bis‐Pyrazolate Pyridine Complex Aggregation by Cook, Brian J., Pink, Maren, Chen, Chun‐Hsing, Caulton, Kenneth G.

“…Redox inert cations are increasingly featuring participating in non‐innocent structural aggregation roles. The six‐coordinate bis‐pyrazolate pyridine pincer…”
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Probing the Steric and Electronic Characteristics of a New Bis-Pyrrolide Pincer Ligand by Komine, Nobuyuki, Buell, René W, Chen, Chun-Hsing, Hui, Alice K, Pink, Maren, Caulton, Kenneth G

“…A new pincer ligand is synthesized to be dianionic, with the potential to be redox active. It has pyrrrole rings attached to both ortho sites of a pyridine, as…”
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Deprotonation, Chloride Abstraction, and Dehydrohalogenation as Synthetic Routes to Bis‐Pyrazolate Pyridyl Iron(II) Complexes by Cook, Brian J., Polezhaev, Alexander V., Chen, Chun‐Hsing, Pink, Maren, Caulton, Kenneth G.

“…The process of removal of protons and chloride, dehydrohalogenation, from [(H2L)FeCl2] is investigated systematically, to understand the reactivity of the…”
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New Approaches to Functionalizing Metal-Coordinated N2 by Andino, José G., Mazumder, Shivnath, Pal, Kuntal, Caulton, Kenneth G.

“…N2, can do: Converting the refractory molecule N2 into synthetic chemicals is thermodynamically preferred when the derivatizing reactant is a “high‐energy…”
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Probing Redox Noninnocence of Copper and Zinc Bis‐pyridylpyrrolides by Flores, Jaime A., Andino, José G., Lord, Richard L., Wolfe, Robert J., Park, Hyunsoo, Pink, Maren, Telser, Joshua, Caulton, Kenneth G.

“…A series of complexes of divalent copper and zinc carrying two systematically substituted 2,2′‐pyridylpyrrolide ligands, designated Ln to indicate the number…”
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Transition Metal Chlorides Are Lewis Acids toward Terminal Chloride Attached to Late Transition Metals by Hui, Alice K, Cook, Brian J, Mindiola, Daniel J, Caulton, Kenneth G

“…Two different neutral tridentate imine-donor pincer ligands interact with excess MCl2 (M = Co or Cu) to form compounds of the same stoichiometry,…”
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Three-Coordinate Co(I) Provides Access to Unsaturated Dihydrido-Co(III) and Seven-Coordinate Co(V) by Ingleson, Michael, Fan, Hongjun, Pink, Maren, Tomaszewski, John, Caulton, Kenneth G

“…The three-coordinate, T-shaped Co(I) complex, PNPCo (PNP = [(tBu2PCH2SiMe2)2N-], is readily synthesized by magnesium reduction of divalent PNPCoCl. Triplet (S…”
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Assessment of the Electronic Structure of 2,2′-Pyridylpyrrolides as Ligands by Flores, Jaime A, Andino, José G, Tsvetkov, Nikolay P, Pink, Maren, Wolfe, Robert J, Head, Ashley R, Lichtenberger, Dennis L, Massa, Joseph, Caulton, Kenneth G

“…The ligand class 2,2′-pyridylpyrrolide is surveyed, both for its structural features and its electronic structure, when attached to monovalent K, Cu, Ag, Au,…”
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