“Copper-Catalyzed Aerobic Oxidative Functionalization of an Arene C–H Bond: Evidence for an Aryl–Copper(III) Intermediate”
Amanda E. King, Lauren M. Huffman, Alicia Casitas, Miquel Costas, Xavi Ribas,* Shannon S. Stahl*
J. Am. Chem. Soc. 2010, 132, 12068-12073. DOI: 10.1021/ja1045378

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“Direct observation of CuI/CuIII redox steps relevant to Ullmann-type coupling reactions”
Alicia Casitas, Amanda E. King, Teodor Parella, Miquel Costas, Shannon S. Stahl,* Xavi Ribas*
Chem. Sci. 2010, 1, 326-330. DOI: 10.1039/C0SC00245C

Graphical abstract: Direct observation of CuI/CuIII redox steps relevant to Ullmann-type coupling reactions

“Molecular mechanism of acid-triggered aryl-halide cross-coupling reaction via reductive elimination in well-defined aryl-CuIII-halide species”
Alicia Casitas, Albert Poater, Miquel Solà,* Shannon S. Stahl,* Miquel Costas, Xavi Ribas*
Dalton Trans. 201039, 10458-10463. DOI: 10.1039/C0DT00284D

Graphical abstract: Molecular mechanism of acid-triggered aryl–halide reductive elimination in well-defined aryl–CuIII–halide species

“Facile C-H Bond Cleavage via a Proton-Coupled Electron Transfer Involving a C-H· · ·CuII Interaction”
Xavi Ribas,* Carlos Calle, Albert Poater, Alicia Casitas, Laura Gómez, Raül Xifra, Teodor Parella, Jordi Benet-Buchholz, Arthur Schweiger, George Mitrikas,* Miquel Solà,* Antoni Llobet,* T. Daniel P. Stack*
J. Am. Chem. Soc. 2010132, 12299–12306. DOI: ja101599e

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“O2 Activation and Selective Phenolate ortho Hydroxylation by an Asymmetric Dicopper μ-η11-peroxido Complex
Isaac Garcia-Bosch, Anna Company, Jonathan R. Frisch, Miquel Torrent-Sucarrat, M Cardellach, I. Gamba, Mireia Güell, Luigi Casella,* Lawrence Que Jr.,* Xavi Ribas,* Josep M. Luis,* Miquel Costas*
Angew. Chem. Int. Ed. 201049, 2406-2409. DOI: 10.1002/anie.200906749 (Hot paper)

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“Stereospecific C-H Oxidation with H2O2 Catalyzed by a Chemically Robust Site Isolated Iron Catalyst”
Laura Gómez, Isaac Garcia-Bosch, Anna Company, Jordi Benet-Buchholz, Alfons Polo, Xavi Sala, Xavi Ribas,* Miquel Costas*
Angew. Chem. Int. Ed. 200948, 5720-5723. DOI: 10.1002/anie.200901865

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“A Broad Substrate-Scope Method for Fast, Efficient and Selective Hydrogen Peroxide-Epoxidation”
Isaac Garcia-Bosch, Xavi Ribas,* Miquel Costas*
Adv. Synth. Catal. 2009, 351, 348-352. DOI: 10.1002/adsc.200800650
Selected by the Organic Chemistry Portal
Best Reactions with Alkenes. Highlights 2010

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“Olefin-Dependent Discrimination Between Two Nonheme HO-FeV=O Tautomeric Species in Catalytic H2O2 Epoxidations”
Anna Company, Yan Feng, Mireia Güell, Xavi Ribas, Josep M. Luis, Lawrence Que Jr.,* Miquel Costas*
Chem. Eur. J. 200915, 3359-3362. DOI: 10.1002/chem.200802597

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