Copper–oxygen complexes revisited: structures, spectroscopy, and reactivity

CE Elwell, NL Gagnon, BD Neisen, D Dhar… - Chemical …, 2017 - ACS Publications
A longstanding research goal has been to understand the nature and role of copper–oxygen
intermediates within copper-containing enzymes and abiological catalysts. Synthetic …

Iron and copper active sites in zeolites and their correlation to metalloenzymes

BER Snyder, ML Bols, RA Schoonheydt… - Chemical …, 2017 - ACS Publications
Metal-exchanged zeolites are a class of heterogeneous catalysts that perform important
functions ranging from selective hydrocarbon oxidation to remediation of NO x pollutants …

Status of reactive non-heme metal–oxygen intermediates in chemical and enzymatic reactions

K Ray, FF Pfaff, B Wang, W Nam - Journal of the American …, 2014 - ACS Publications
Selective functionalization of unactivated C–H bonds, water oxidation, and dioxygen
reduction are extremely important reactions in the context of finding energy carriers and …

Spectroscopic definition of the copper active sites in mordenite: selective methane oxidation

P Vanelderen, BER Snyder, ML Tsai… - Journal of the …, 2015 - ACS Publications
Two distinct [Cu–O–Cu] 2+ sites with methane monooxygenase activity are identified in the
zeolite Cu-MOR, emphasizing that this Cu–O–Cu active site geometry, having a∠ Cu–O …

Bis (μ-oxo) versus mono (μ-oxo) dicopper cores in a zeolite for converting methane to methanol: an in situ XAS and DFT investigation

EMC Alayon, M Nachtegaal, A Bodi… - Physical Chemistry …, 2015 - pubs.rsc.org
Dicopper species have been identified as the active sites in converting methane to methanol
in Cu-zeolites. To understand the formation of these copper cores in mordenite, we used in …

Controlling the catalytic aerobic oxidation of phenols

KVN Esguerra, Y Fall, L Petitjean… - Journal of the American …, 2014 - ACS Publications
The oxidation of phenols is the subject of extensive investigation, but there are few catalytic
aerobic examples that are chemo-and regioselective. Here we describe conditions for the …

[Cu2O]2+ Active Site Formation in Cu–ZSM-5: Geometric and Electronic Structure Requirements for N2O Activation

ML Tsai, RG Hadt, P Vanelderen, BF Sels… - Journal of the …, 2014 - ACS Publications
Understanding the formation mechanism of the [Cu2O] 2+ active site in Cu–ZSM-5 is
important for the design of efficient catalysts to selectively convert methane to methanol and …

Insights into the Speciation of Cu in the Cu-H-Mordenite Catalyst for the Oxidation of Methane to Methanol

G Brezicki, JD Kammert, TB Gunnoe, C Paolucci… - Acs …, 2019 - ACS Publications
The proton form of Cu-exchanged mordenite (Cu-H-MOR) was prepared via ion-exchange,
and the nature of the active Cu species in the cyclic oxidation of CH4 to CH3OH was …

Second-sphere lattice effects in copper and iron zeolite catalysis

HM Rhoda, AJ Heyer, BER Snyder, D Plessers… - Chemical …, 2022 - ACS Publications
Transition-metal-exchanged zeolites perform remarkable chemical reactions from low-
temperature methane to methanol oxidation to selective reduction of NOx pollutants. As with …

Molecular CuII‐O‐CuII Complexes: Still Waters Run Deep

P Haack, C Limberg - Angewandte Chemie International …, 2014 - Wiley Online Library
Research on O2 activation at ligated CuI is fueled by its biological relevance and the quest
for efficient oxidation catalysts. A rarely observed reaction is the formation of a CuII‐O‐CuII …