Search Results - "Brent Gunnoe, T"

A rhodium catalyst for single-step styrene production from benzene and ethylene by Vaughan, Benjamin A., Webster-Gardiner, Michael S., Cundari, Thomas R., Gunnoe, Brent

“…Rising global demand for fossil resources has prompted a renewed interest in catalyst technologies that increase the efficiency of conversion of hydrocarbons…”
Get full text

High Selectivity Towards Formate Production by Electrochemical Reduction of Carbon Dioxide at Copper–Bismuth Dendrites by Hoffman, Zachary B., Gray, Tristan S., Xu, Yin, Lin, Qiyuan, Gunnoe, T. Brent, Zangari, Giovanni

“…The electrochemical reduction of CO2 provides an alternative carbon‐neutral path for renewable synthesis of fuels and value‐added chemicals. This work…”
Get full text

Generalized Synthetic Strategy for Transition-Metal-Doped Brookite-Phase TiO2 Nanorods by Zhang, Zhiyong, Wu, Qiyuan, Johnson, Grayson, Ye, Yifan, Li, Xing, Li, Na, Cui, Meiyang, Lee, Jennifer D, Liu, Chang, Zhao, Shen, Li, Shuang, Orlov, Alexander, Murray, Christopher B, Zhang, Xu, Gunnoe, T. Brent, Su, Dong, Zhang, Sen

“…We report a generalized wet-chemical methodology for the synthesis of transition-metal (M)-doped brookite-phase TiO2 nanorods (NRs) with unprecedented…”
Get full text

Ru(II) Catalysts Supported by Hydridotris(pyrazolyl)borate for the Hydroarylation of Olefins: Reaction Scope, Mechanistic Studies, and Guides for the Development of Improved Catalysts by Foley, Nicholas A., Lee, John P., Ke, Zhuofeng, Gunnoe, T. Brent, Cundari, Thomas R.

“…Carbon−carbon bond formation is the central method by which synthetic chemists add complexity, which often represents value, to molecules. Uniting a carbon…”
Get full text

Catalytic Synthesis of Superlinear Alkenyl Arenes Using a Rh(I) Catalyst Supported by a “Capping Arene” Ligand: Access to Aerobic Catalysis by Chen, Junqi, Nielsen, Robert J, Goddard, William A, McKeown, Bradley A, Dickie, Diane A, Gunnoe, T. Brent

“…Alkyl and alkenyl arenes are used in a wide range of products. However, the synthesis of 1-phenylalkanes or their alkenyl variants from arenes and alkenes is…”
Get full text

Reductive C–C Coupling from Molecular Au(I) Hydrocarbyl Complexes: A Mechanistic Study by Miranda-Pizarro, Juan, Luo, Zhongwen, Moreno, Juan J, Dickie, Diane A, Campos, Jesús, Gunnoe, T. Brent

“…Organometallic gold complexes are used in a range of catalytic reactions, and they often serve as catalyst precursors that mediate C–C bond formation. In this…”
Get full text

Catalytic Synthesis of “Super” Linear Alkenyl Arenes Using an Easily Prepared Rh(I) Catalyst by Webster-Gardiner, Michael S, Chen, Junqi, Vaughan, Benjamin A, McKeown, Bradley A, Schinski, William, Gunnoe, T. Brent

“…Linear alkyl benzenes (LAB) are global chemicals that are produced by acid-catalyzed reactions that involve the formation of carbocationic intermediates. One…”
Get full text

Selective CH Functionalization of Methane, Ethane, and Propane by a Perfluoroarene Iodine(III) Complex by Konnick, Michael M., Hashiguchi, Brian G., Devarajan, Deepa, Boaz, Nicholas C., Gunnoe, T. Brent, Groves, John T., Gunsalus, Niles, Ess, Daniel H., Periana, Roy A.

“…Direct partial oxidation of methane, ethane, and propane to their respective trifluoroacetate esters is achieved by a homogeneous hypervalent iodine(III)…”
Get full text

Selective Monooxidation of Light Alkanes Using Chloride and Iodate by Fortman, George C, Boaz, Nicholas C, Munz, Dominik, Konnick, Michael M, Periana, Roy A, Groves, John T, Gunnoe, T. Brent

“…We describe an efficient system for the direct partial oxidation of methane, ethane, and propane using iodate salts with catalytic amounts of chloride in…”
Get full text

Mechanistic Studies of Single-Step Styrene Production Using a Rhodium(I) Catalyst by Vaughan, Benjamin A, Khani, Sarah K, Gary, J. Brannon, Kammert, James D, Webster-Gardiner, Michael S, McKeown, Bradley A, Davis, Robert J, Cundari, Thomas R, Gunnoe, T. Brent

“…The direct and single-step conversion of benzene, ethylene, and a Cu­(II) oxidant to styrene using the Rh­(I) catalyst (FlDAB)­Rh­(TFA)­(η2-C2H4) [FlDAB =…”
Get full text

Mechanistic Studies of Ethylene Hydrophenylation Catalyzed by Bipyridyl Pt(II) Complexes by McKeown, Bradley A, Gonzalez, Hector Emanuel, Friedfeld, Max R, Gunnoe, T. Brent, Cundari, Thomas R, Sabat, Michal

“…Cationic platinum(II) complexes [( t bpy)Pt(Ph)(L)]+ [ t bpy =4,4′-di-tert-butyl-2,2′-bipyridyl; L = THF, NC5F5, or NCMe] catalyze the hydrophenylation of…”
Get full text

Electrochemically Active Copper Complexes with Pyridine-Alkoxide Ligands by Webber, Christopher K., Richardson, Erica K., Dickie, Diane A., Gunnoe, T. Brent

“…Pyridine-alkoxide (pyalk) ligands that support transition metals have been studied for their use in electrocatalytic applications. Herein, we used the pyalk…”
Get full text

Advances in Rhodium-Catalyzed Oxidative Arene Alkenylation by Zhu, Weihao, Gunnoe, T. Brent

“…Conspectus Alkyl and alkenyl arenes are of substantial value in both large-scale and fine chemical processes. Billions of pounds of alkyl and alkenyl arenes…”
Get full text

Electron-Deficient Ru(II) Complexes as Catalyst Precursors for Ethylene Hydrophenylation by Jia, Xiaofan, Tian, Songyuan, Shivokevich, Philip J., Harman, W. Dean, Dickie, Diane A., Gunnoe, T. Brent

“…Ruthenium(II) complexes with the general formula TpRu(L)(NCMe)Ph (Tp = hydrido(trispyrazolyl)borate, L = CO, PMe3, P(OCH2)3CEt, P(pyr)3, P(OCH2)2(O)CCH3) have…”
Get full text

Advances in Group 10 Transition-Metal-Catalyzed Arene Alkylation and Alkenylation by Zhu, Weihao, Gunnoe, T. Brent

“…On a large scale, the dominant method to produce alkyl arenes has been arene alkylation from arenes and olefins using acid-based catalysis. The addition of…”
Get full text

Anti-Markovnikov N−H and O−H Additions to Electron-Deficient Olefins Catalyzed by Well-Defined Cu(I) Anilido, Ethoxide, and Phenoxide Systems by Munro-Leighton, Colleen, Blue, Elizabeth D, Gunnoe, T. Brent

“…The monomeric Cu(I) complexes (IPr)Cu(Z) (IPr = 1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene, Z = NHPh, OEt, or OPh) react with YH (Y = PhNH, PhCH2NH, EtO,…”
Get full text

Highly Anti-Markovnikov Selective Oxidative Arene Alkenylation Using Ir(I) Catalyst Precursors and Cu(II) Carboxylates by Ketcham, Hannah, Zhu, Weihao, Gunnoe, T. Brent

“…The Ir­(I) complex [Ir­(μ-Cl)­(coe)2]2 (coe = cis-cyclooctene) is a catalyst precursor for benzene alkenylation using Cu­(II) carboxylate salts. Using…”
Get full text

Comparative Reactivity of TpRu(L)(NCMe)Ph (L = CO or PMe3):  Impact of Ancillary Ligand L on Activation of Carbon−Hydrogen Bonds Including Catalytic Hydroarylation and Hydrovinylation/Oligomerization of Ethylene by Foley, Nicholas A, Lail, Marty, Lee, John P, Gunnoe, T. Brent, Cundari, Thomas R, Petersen, Jeffrey L

“…Complexes of the type TpRu(L)(NCMe)R [L = CO or PMe3; R = Ph or Me; Tp = hydridotris(pyrazolyl)borate] initiate C−H activation of benzene. Kinetic studies,…”
Get full text

Chemistry in the Center for Catalytic Hydrocarbon Functionalization: An Energy Frontier Research Center by Golisz, Suzanne R, Brent Gunnoe, T, Goddard, William A. III, Groves, John T, Periana, Roy A

“…Selective catalysts that activate small molecules such as hydrocarbons, dioxygen, water, carbon dioxide and dihydrogen are central to new technologies for the…”
Get full text

Evidence for the Net Addition of Arene C−H Bonds across a Ru(II)−Hydroxide Bond by Feng, Yuee, Lail, Marty, Barakat, Khaldoon A, Cundari, Thomas R, Gunnoe, T. Brent, Petersen, Jeffrey L

“…TpRu(PMe3)2(OH) (1) reacts with C6D6 to initiate H/D exchange between the hydroxide ligand and the deuterated benzene. In addition, complex 1 catalyzes H/D…”
Get full text