Search Results - "Handford, Rex C"

C–H Activation by RuCo3O4 Oxo Cubanes: Effects of Oxyl Radical Character and Metal–Metal Cooperativity by Amtawong, Jaruwan, Skjelstad, Bastian Bjerkem, Handford, Rex C, Suslick, Benjamin A, Balcells, David, Tilley, T. Don

“…High-valent multimetallic-oxo/oxyl species have been implicated as intermediates in oxidative catalysis involving proton-coupled electron transfer (PCET)…”
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A [CoSiH2] Silylene Synthon Provides Modular Access to Homo- and Heterobimetallic [CoSiM] (M = Co, Fe) Silicide Complexes by Handford, Rex C., Tilley, T. Don

“…Base-stabilized [BP3 iPr]­(H)2CoSiH2(DMAP) (1, [BP3 iPr] = PhB­(CH2P i Pr2)3 –; DMAP = 4-dimethylaminopyridine) is a rare instance of a synthon for the…”
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Scalable, Divergent Synthesis of a High Aspect Ratio Carbon Nanobelt by Bergman, Harrison M, Kiel, Gavin R, Handford, Rex C, Liu, Yi, Tilley, T. Don

“…Carbon nanobelts are molecules of high fundamental and technological interest due to their structural similarity to carbon nanotubes, of which they are…”
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Heavy Tetrel Complexes of Ru Featuring RuE(R)X and Ru–E–R (E = Sn, Pb) Linkages by Smith, Patrick W, Handford, Rex C, Tilley, T. Don

“…The hydridoruthenate [(solv)­Na]­[Cp*­( i Pr2MeP)­RuH2] (1; solv = THF or Et2O) provided access to the Ru metallostannylene Cp*­( i Pr2MeP)­(H)2RuSnDMP (DMP =…”
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Expanded [23]-Helicene with Exceptional Chiroptical Properties via an Iterative Ring-Fusion Strategy by Kiel, Gavin R., Bergman, Harrison M., Samkian, Adrian E., Schuster, Nathaniel J., Handford, Rex C., Rothenberger, August J., Gomez-Bombarelli, Rafael, Nuckolls, Colin, Tilley, T. Don

“…Expanded helicenes are an emerging class of helical nanocarbons composed of alternating linear and angularly fused rings, which give rise to an internal cavity…”
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Activations of all Bonds to Silicon (Si–H, Si–C) in a Silane with Extrusion of [CoSiCo] Silicide Cores by Handford, Rex C, Smith, Patrick W, Tilley, T. Don

“…The [BP3 iPr]­Co­(I) synthon Na­(THF)6{[BP3 iPr]­CoI} (1, [BP3 iPr] = κ3-PhB­(CH2P i Pr2)3 –) reacts with PhSiH3 or SiH4 to form unusual {[BP2…”
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Expanded Helicenes as Synthons for Chiral Macrocyclic Nanocarbons by Kiel, Gavin R, Bay, Katherine L, Samkian, Adrian E, Schuster, Nathaniel J, Lin, Janice B, Handford, Rex C, Nuckolls, Colin, Houk, K. N, Tilley, T. Don

“…Expanded helicenes are large, structurally flexible π-frameworks that can be viewed as building blocks for more complex chiral nanocarbons. Here we report a…”
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Versatile Fe–Sn Bonding Interactions in a Metallostannylene System: Multiple Bonding and C–H Bond Activation by Handford, Rex C, Nesbit, Mark A, Smith, Patrick W, Britt, R. David, Tilley, T. Don

“…The metallostannylene Cp*­( i Pr2MeP)­(H)2Fe-SnDMP (1; Cp* = η5-C5Me5; DMP = 2,6-dimesitylphenyl), formed by hydrogen migration in a putative Cp*­( i…”
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Element–Hydrogen Bond Activations at Cationic Platinum Centers To Produce Silylene, Germylene, Stannylene, and Stibido Complexes by Waterman, Rory, Handford, Rex C, Tilley, T. Don

“…Reactions of [(dippe)­PtMe­(Et2O)]­[BArf 4] (4[BArf 4], dippe = 1,2-bis­(diisopropylphosphino)­ethane; Arf = 3,5-(CF3)2C6H3) with Mes2EH2 (Mes = mesityl)…”
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Structure and Bonding in a Diamond‐Shaped Tin Cluster Possessing a cyclo‐Sn4 Core by Handford, Rex C., Wheeler, T. Alex, Tilley, T. Don

“…A tetrameric cluster composed entirely of (aryl)Sn units, [DMPSn]4 (DMP=2,6‐dimesitylphenyl), has been prepared by reduction of [DMPSnCl]2 with a variety of…”
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Robust dicopper() μ-boryl complexes supported by a dinucleating naphthyridine-based ligand by Ríos, Pablo, See, Matthew S, Handford, Rex C, Teat, Simon J, Tilley, T. Don

“…Copper boryl species have been widely invoked as reactive intermediates in Cu-catalysed CH borylation reactions, but their isolation and study have been…”
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Direct Transformation of SiH4 to a Molecular L(H)2CoSiCo(H)2L Silicide Complex by Handford, Rex C., Nguyen, Trisha T., Teat, Simon J., Britt, R. David, Tilley, T. Don

“…The synthesis of bimetallic molecular silicide complexes is reported, based on the use of multiple Si–H bond activations in SiH4 at the metal centers of…”
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Tetracopper σ‐Bound μ ‐Acetylide and ‐Diyne Units Stabilized by a Naphthyridine‐based Dinucleating Ligand by Ríos, Pablo, See, Matthew S., Handford, Rex C., Cooper, Jason K., Don Tilley, T.

“…Abstract Reactions of a dicopper(I) tert ‐butoxide complex with alkynes possessing boryl or silyl capping groups resulted in formation of unprecedented…”
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Structure and Bonding in a Diamond-Shaped Tin Cluster Possessing a cyclo-Sn 4 Core by Handford, Rex C, Wheeler, T Alex, Tilley, T Don

“…A tetrameric cluster composed entirely of (aryl)Sn units, [DMPSn] (DMP=2,6-dimesitylphenyl), has been prepared by reduction of [DMPSnCl] with a variety of…”
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Isolation and Study of Ruthenium–Cobalt Oxo Cubanes Bearing a High-Valent, Terminal RuV–Oxo with Significant Oxyl Radical Character by Amtawong, Jaruwan, Balcells, David, Wilcoxen, Jarett, Handford, Rex C, Biggins, Naomi, Nguyen, Andy I, Britt, R. David, Tilley, T. Don

“…High-valent RuV–oxo intermediates have long been proposed in catalytic oxidation chemistry, but investigations into their electronic and chemical properties…”
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C-H Activation by RuCo 3 O 4 Oxo Cubanes: Effects of Oxyl Radical Character and Metal-Metal Cooperativity by Amtawong, Jaruwan, Skjelstad, Bastian Bjerkem, Handford, Rex C, Suslick, Benjamin A, Balcells, David, Tilley, T Don

“…High-valent multimetallic-oxo/oxyl species have been implicated as intermediates in oxidative catalysis involving proton-coupled electron transfer (PCET)…”
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Direct Transformation of SiH 4 to a Molecular L(H) 2 Co═Si═Co(H) 2 L Silicide Complex by Handford, Rex C, Nguyen, Trisha T, Teat, Simon J, Britt, R David, Tilley, T Don

“…The synthesis of bimetallic molecular silicide complexes is reported, based on the use of multiple Si-H bond activations in SiH at the metal centers of…”
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Copper(III) Metallacyclopentadienes via Zirconocene Transfer and Reductive Elimination to an Isolable Phenanthrocyclobutadiene by Bergman, Harrison M., Beattie, D. Dawson, Handford, Rex C., Rossomme, Elliot, Suslick, Benjamin A., Head-Gordon, Martin, Cundari, Thomas R., Liu, Yi, Tilley, T. Don

“…Despite the widespread use of copper catalysis for the formation of C–C bonds, debate about the mechanism persists. Reductive elimination from Cu­(III) is…”
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Dimetalloylene (M‐E‐M) Complexes of Heavier Main Group Elements Ge, Sn, Pb, Bi via Cleavage of E‐X Bonds (X=N(SiMe3)2, OtBu) with an Iridium Hydride by Saint‐Denis, Tyler G., Zhang, Bowen, Settineri, Nicholas S., Handford, Rex C., Hall, Michael B., Tilley, T. Don

“…Reactions of the IrV hydride [MeBDIDipp]IrH4 {BDI=(Dipp)NC(Me)CH(Me)CN(Dipp); Dipp=2,6‐iPr2C6H3} with E[N(SiMe3)2]2 (E=Sn, Pb) afforded the unusual dimeric…”
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A sequential cyclization/π-extension strategy for modular construction of nanographenes enabled by stannole cycloadditions by Bergman, Harrison M, Beattie, D. Dawson, Kiel, Gavin R, Handford, Rex C, Liu, Yi, Tilley, T. Don

“…The synthesis of polycyclic aromatic hydrocarbons (PAHs) and related nanographenes requires the selective and efficient fusion of multiple aromatic rings. For…”
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