Suchergebnisse - "Lancaster, Kyle M"

Nitric oxide is an obligate bacterial nitrification intermediate produced by hydroxylamine oxidoreductase von Caranto, Jonathan D, Lancaster, Kyle M

“… Ammonia (NH )-oxidizing bacteria (AOB) emit substantial amounts of nitric oxide (NO) and nitrous oxide (N O), both of which contribute to the harmful …”
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Beyond fossil fuel-driven nitrogen transformations von Chen, Jingguang G, Crooks, Richard M, Seefeldt, Lance C, Bren, Kara L, Bullock, R Morris, Darensbourg, Marcetta Y, Holland, Patrick L, Hoffman, Brian, Janik, Michael J, Jones, Anne K, Kanatzidis, Mercouri G, King, Paul, Lancaster, Kyle M, Lymar, Sergei V, Pfromm, Peter, Schneider, William F, Schrock, Richard R

“… Nitrogen is fundamental to all of life and many industrial processes. The interchange of nitrogen oxidation states in the industrial production of ammonia, …”
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Electrochemical Azidooxygenation of Alkenes Mediated by a TEMPO-N3 Charge-Transfer Complex von Siu, Juno C., Sauer, Gregory S., Saha, Ambarneil, Macey, Reed L., Fu, Niankai, Chauvire, Timothee, Lancaster, Kyle M., Lin, Song

“… We report a mild and efficient electrochemical protocol to access a variety of vicinally C-O and C-N difunctionalized compounds from simple alkenes. Detailed …”
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Biological and Bioinspired Inorganic N-N Bond-Forming Reactions von Ferousi, Christina, Majer, Sean H, DiMucci, Ida M, Lancaster, Kyle M

“… The metallobiochemistry underlying the formation of the inorganic N-N-bond-containing molecules nitrous oxide (N O), dinitrogen (N ), and hydrazine (N H ) is …”
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X-ray emission spectroscopy evidences a central carbon in the nitrogenase iron-molybdenum cofactor von Lancaster, Kyle M, Roemelt, Michael, Ettenhuber, Patrick, Hu, Yilin, Ribbe, Markus W, Neese, Frank, Bergmann, Uwe, DeBeer, Serena

“… Nitrogenase is a complex enzyme that catalyzes the reduction of dinitrogen to ammonia. Despite insight from structural and biochemical studies, its structure …”
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Synthesis of a copper-supported triplet nitrene complex pertinent to copper-catalyzed amination von Carsch, Kurtis M, DiMucci, Ida M, Iovan, Diana A, Li, Alex, Zheng, Shao-Liang, Titus, Charles J, Lee, Sang Jun, Irwin, Kent D, Nordlund, Dennis, Lancaster, Kyle M, Betley, Theodore A

“… Terminal copper-nitrenoid complexes have inspired interest in their fundamental bonding structures as well as their putative intermediacy in catalytic …”
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Ionothermal Synthesis of Metal‐Organic Frameworks Using Low‐Melting Metal Salt Precursors von Azbell, Tyler J., Pitt, Tristan A., Bollmeyer, Melissa M., Cong, Christina, Lancaster, Kyle M., Milner, Phillip J.

“… Metal‐organic frameworks (MOFs) are porous, crystalline materials constructed from organic linkers and inorganic nodes with myriad potential applications in …”
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Direct Comparison of C-H Bond Amination Efficacy through Manipulation of Nitrogen-Valence Centered Redox: Imido versus Iminyl von Wilding, Matthew J. T., Iovan, Diana A., Wrobel, Alexandra T., Lukens, James T., MacMillan, Samantha N., Lancaster, Kyle M., Betley, Theodore A.

“… Reduction of previously reported iminyl radical (L-Ar)FeC1(center dot N(C6H4-p-Bu-t)) (2) with potassium graphite furnished the corresponding high-spin (S = …”
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A Nonheme Thiolate-Ligated Cobalt Superoxo Complex: Synthesis and Spectroscopic Characterization, Computational Studies, and Hydrogen Atom Abstraction Reactivity von Gordon, Jesse B, Vilbert, Avery C, Siegler, Maxime A, Lancaster, Kyle M, Moënne-Loccoz, Pierre, Goldberg, David P

“… The synthesis and characterization of a Co(II) dithiolato complex Co(Me TACN)(S SiMe ) (1) are reported. Reaction of 1 with O generates a rare thiolate-ligated …”
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Direct spectroscopic characterization of a transitory dirhodium donor-acceptor carbene complex von Kornecki, Katherine P, Briones, John F, Boyarskikh, Vyacheslav, Fullilove, Felicia, Autschbach, Jochen, Schrote, Kaitlin E, Lancaster, Kyle M, Davies, Huw M L, Berry, John F

“… A multitude of organic transformations catalyzed by dirhodium(II) (Rh2) complexes are thought to proceed via the intermediacy of highly reactive, electrophilic …”
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Controlling a burn: outer-sphere gating of hydroxylamine oxidation by a distal base in cytochrome P460 von Smith, Meghan A., Majer, Sean H., Vilbert, Avery C., Lancaster, Kyle M.

“… Ammonia oxidizing bacteria (AOB) use the cytotoxic, energetic molecule hydroxylamine (NH 2 OH) as a source of reducing equivalents for cellular respiration …”
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Synthesis, characterization and C-H amination reactivity of nickel iminyl complexes von Dong, Yuyang, Lukens, James T, Clarke, Ryan M, Zheng, Shao-Liang, Lancaster, Kyle M, Betley, Theodore A

“… Metalation of the deprotonated dipyrrin ( AdF L)Li with NiCl 2 (py) 2 afforded the divalent Ni product ( AdF L)NiCl(py) 2 ( 1 ) ( AdF L: …”
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Experimental fingerprints for redox-active terpyridine in [Cr(tpy)2](PF6)n (n = 3-0), and the remarkable electronic structure of [Cr(tpy)2]1 von Scarborough, Christopher C, Lancaster, Kyle M, DeBeer, Serena, Weyhermüller, Thomas, Sproules, Stephen, Wieghardt, Karl

“… The molecular and electronic structures of the four members, [Cr(tpy)(2)](PF(6))(n) (n = 3-0; complexes 1-4; tpy = 2,2':6',2″-terpyridine), of the electron …”
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The Eponymous Cofactors in Cytochrome P460s from Ammonia-Oxidizing Bacteria Are Iron Porphyrinoids Whose Macrocycles Are Dibasic von Smith, Meghan A, Lancaster, Kyle M

“… The enzymes hydroxylamine oxidoreductase and cytochrome (cyt) P460 contain related unconventional "heme P460" cofactors. These cofactors are unusual in their …”
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Electronic Structural Analysis of Copper(II)-TEMPO/ABNO Complexes Provides Evidence for Copper(I)-Oxoammonium Character von Walroth, Richard C, Miles, Kelsey C, Lukens, James T, MacMillan, Samantha N, Stahl, Shannon S, Lancaster, Kyle M

“… Copper/aminoxyl species are proposed as key intermediates in aerobic alcohol oxidation. Several possible electronic structural descriptions of these species …”
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Influences of the heme-lysine crosslink in cytochrome P460 over redox catalysis and nitric oxide sensitivity von Vilbert, Avery C., Caranto, Jonathan D., Lancaster, Kyle M.

“… Ammonia (NH 3 )-oxidizing bacteria (AOB) derive total energy for life from the multi-electron oxidation of NH 3 to nitrite (NO 2 − ). One obligate intermediate …”
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X-ray spectroscopic observation of an interstitial carbide in NifEN-bound FeMoco precursor von Lancaster, Kyle M, Hu, Yilin, Bergmann, Uwe, Ribbe, Markus W, DeBeer, Serena

“… The iron-molybdenum cofactor (FeMoco) of nitrogenase contains a biologically unprecedented μ(6)-coordinated C(4-) ion. Although the role of this interstitial …”
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Organometallic and radical intermediates reveal mechanism of diphthamide biosynthesis von Dong, Min, Kathiresan, Venkatesan, Fenwick, Michael K, Torelli, Andrew T, Zhang, Yang, Caranto, Jonathan D, Dzikovski, Boris, Sharma, Ajay, Lancaster, Kyle M, Freed, Jack H, Ealick, Steven E, Hoffman, Brian M, Lin, Hening

“… Diphthamide biosynthesis involves a carbon-carbon bond-forming reaction catalyzed by a radical S-adenosylmethionine (SAM) enzyme that cleaves a carbon-sulfur …”
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Electronic Structures and Reactivity Profiles of Aryl Nitrenoid-Bridged Dicopper Complexes von Carsch, Kurtis M., Lukens, James T., DiMucci, Ida M., Iovan, Diana A., Zheng, Shao-Liang, Lancaster, Kyle M., Betley, Theodore A.

“… Dicopper complexes templated by dinucleating, pacman dipyrrin ligand scaffolds ((Mes)dmx, (tBu)dmx: dimethylxanthine-bridged, cofacial bis-dipyrrin) were …”
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Ultrafast excited-state dynamics of rhenium(I) photosensitizers [Re(Cl)(CO)3(N,N)] and [Re(imidazole)(CO)3(N,N)]+: diimine effects von El Nahhas, Amal, Consani, Cristina, Blanco-Rodríguez, Ana María, Lancaster, Kyle M, Braem, Olivier, Cannizzo, Andrea, Towrie, Michael, Clark, Ian P, Zális, Stanislav, Chergui, Majed, Vlcek, Jr, Antonín

“… Femto- to picosecond excited-state dynamics of the complexes [Re(L)(CO)(3)(N,N)](n) (N,N = bpy, phen, 4,7-dimethyl-phen (dmp); L = Cl, n = 0; L = imidazole, n …”
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