Titelseiten

Angezeigt wird Element 1 von 3

Publikationsliste

A Catalytic Strategy for α,ω‐Functionalization: NHC‐Mediated Fragmentation/Umpolung Cascades to Access Hydroxytrifluoromethyl Ynones and Allenones

Christoph Selg, Fabian B. Kraft, Linda Welcke and Kirsten Zeitler, ChemCatChem 2019, 11, 3750-3755.
Web edition: https://doi.org/10.1002/cctc.201801454


A Toolbox Approach to Construct Broadly Applicable Metal-Free Catalysts for Photoredox Chemistry – Deliberate Tuning of Redox Potentials and Importance of Halogens in Donor-Acceptor Cyanoarenes

Elisabeth Speckmeier, Tillmann Fischer and Kirsten Zeitler, J. Am. Chem. Soc. 2018, 140, 15353–15365.
Web edition: https://doi.org/10.1021/jacs.8b08933


A Synergistic LUMO Lowering Strategy Using Lewis Acid Catalysis in Water to Enable Photoredox Catalytic, Functionalizing C-C Cross-Coupling of Styrenes

Elisabeth Speckmeier, Patrick J. W. Fuchs and Kirsten Zeitler, Chem. Sci. 20189, 7096-7103.
Web edition: https://doi.org/10.1039/C8SC02106F


Unlocking the Potential of Phenacyl Protecting Groups: CO2-Based Formation and Photocatalytic Release of Caged Amines

Elisabeth Speckmeier, Michael Klimkait and Kirsten Zeitler, J. Org. Chem. 2018, 83, 3738–3745.
Web edition: http://pubs.acs.org/doi/10.1021/acs.joc.8b00096


An N‑Heterocyclic Carbene-Mediated, Enantioselective and Multicatalytic Strategy to Access Dihydropyranones in a Sequential Three-Component One-Pot Reaction

Patrick Fuchs and Kirsten Zeitler, Org. Lett. 2017, 19, 6076–6079.
Web edition: http://pubs.acs.org/doi/abs/10.1021/acs.orglett.7b02889


Desyl and Phenacyl as Versatile, Photocatalytically Cleavable Protecting Groups - A Classic Approach in a Different (Visible) Light

Elisabeth Speckmeier and Kirsten Zeitler, ACS Catal. 2017, 7, 6821-6826.
Web edition: http://dx.doi.org/10.1021/acscatal.7b02117


Nitroalkenes as latent 1,2-biselectrophiles - A multicatalytic approach for the synthesis of 1,4-diketones and their application in a 4-step one-pot reaction to polysubstituted pyrroles

Patrick J. W. Fuchs and Kirsten Zeitler, J. Org. Chem. 2017, 82, 7796–7805.
Web edition: http://dx.doi.org/10.1021/acs.joc.7b00830


Carboranes as Aryl Mimetics in Catalysis: a Highly Active Zwitterionic NHC Precatalyst

Christoph Selg, Wilma Neumann, Peter Lönnecke, Evamarie Hey-Hawkins and Kirsten Zeitler, Chem. Eur. J. 2017, 23, 7932-7937.
Web edition: http://dx.doi.org/10.1002/chem.201700209


Domino reactions: More than just a game

T. Broja, P. J. W. Fuchs, K. Zeitler, Nat. Chem. 2015, 7, 950.
Web edition: http://dx.doi.org/10.1038/nchem.2402


Visible Light Mediated Reductive Cleavage of C–O Bonds Accessing α-Substituted Aryl Ketones

Elisabeth Speckmeier, Clément Padié, Kirsten Zeitler, Org. Lett. 2015, 17, 4818-4821.
Web edition: http://dx.doi.org/10.1021/acs.orglett.5b02378 


No Photocatalyst Required – Versatile, Visible Light Mediated Transformations with Polyhalomethanes

Johannes F. Franz, Wolfgang B. Kraus, Kirsten Zeitler, Chem. Commun. 2015, 51, 8280-8283.
Web edition: http://dx.doi.org/10.1039/C4CC10270C

Aerobic oxidation of NHC-catalysed aldehyde esterifications with alcohols: benzoin, not the Breslow intermediate, undergoes oxidation

Eoghan G. Delany, Claire-Louise Fagan, Sivaji Gundala, Kirsten Zeitler and Stephen J. Connon, Chem. Commun. 2013, 49, 6513-6515.
Web edition: http://dx.doi.org/10.1039/C3CC42597E


NHC-catalysed aerobic aldehyde-esterifications with alcohols: no additives or cocatalysts required

Eoghan G. Delany, Claire-Louise Fagan, Sivaji Gundala, Alessandra Mari, Thomas Broja, Kirsten Zeitler and Stephen J. Connon, Chem. Commun. 2013, 49, 6510-6512.
Web edition: http://dx.doi.org/10.1039/C3CC42596G


A Cooperative Hydrogen-Bond-Promoted Organophotoredox Catalysis Strategy for Highly Diastereoselective, Reductive Enone Cyclization

Matthias Neumann and Kirsten Zeitler, Chem. Eur. J. 2013, 19, 6950-6955.
Web edition: http://dx.doi.org/10.1002/chem.201204573


What is your actual catalyst? TMS cleavage rates of diarylprolinol silyl ethers studied by in situ NMR

Michael H. Haindl, Markus B. Schmid, Kirsten Zeitler and Ruth M. Gschwind, RSC Adv. 2012, 2, 5941-5943.
Web edition: http://dx.doi.org/10.1039/C2RA20860A


Application of microflow conditions to visible light photoredox catalysis

Matthias Neumann and Kirsten Zeitler, Org. Lett. 2012, 14, 2658-2661.
Web edition: http://dx.doi.org/10.1021/ol3005529


NHC-catalyzed, chemoselective crossed-acyloin reactions

Christopher A. Rose, Sivaji Gundala, Claire-Louise Fagan, Johannes F. Franz, Stephen J. Connon and Kirsten Zeitler, Chem. Sci. 2012, 3, 735-740.
Web edition: http://dx.doi.org/10.1039/C2SC00622G


Stabilization of Proline Enamine Carboxylates by Amine Bases

Markus B. Schmid, Kirsten Zeitler, Ruth M. Gschwind, Chem. Eur. J. 2012, 18, 3362–3370.
Web edition: http://dx.doi.org/10.1002/chem.201102660


A novel reaction-based, chromogenic and "turn-on" fluorescent chemodosimeter for fluoride detection

Clément Padié and Kirsten Zeitler, New J. Chem. 2011, 35, 994-997.
Web edition: http://dx.doi.org/10.1039/C0NJ00937G


A versatile combined N-heterocyclic carbene and base-catalyzed multiple cascade approach for the synthesis of functionalized benzofuran-3-(2H)-ones

Johannes F. Franz, Patrick J. W. Fuchs and Kirsten Zeitler, Tetrahedron Lett. 2011, 52, 6952-6956.
Web edition: http://dx.doi.org/10.1016/j.tetlet.2011.10.078

Highlighted in ChemInform 2012, as Editors´Choice


Chemoselective crossed acyloin condensations: catalyst and substrate control

Christopher A. Rose, Sivaji Gundala, Stephen J. Connon and Kirsten Zeitler, Synthesis 2011, 2, 190-198.
Web edition: http://dx.doi.org/10.1055/s-0030-1258363


Highly Chemoselective Direct Crossed Aliphatic-Aromatic Acyloin Condensations with Triazolium-Derived Carbene Catalysts

Sarah E. O'Toole, Christopher A. Rose, Sivaji Gundala, Kirsten Zeitler and Stephen J. Connon, J. Org. Chem. 2011, 76, 347-357.
Web edition: http://dx.doi.org/10.1021/jo101791w


Formation and Stability of Prolinol and Prolinol Ether Enamines by NMR: Delicate Selectivity and Reactivity Balances and Parasitic Equilibria

Markus B. Schmid, Kirsten Zeitler and Ruth M. Gschwind, J. Am. Chem. Soc. 2011, 133, 7065–7074.
Web edition: http://dx.doi.org/10.1021/ja111544b


Markus B. Schmid, Kirsten Zeitler and Ruth M. Gschwind, J. Org. Chem. 2011, 76, 3005–3015.
Web edition: http://dx.doi.org/10.1021/jo200431v


Metal-Free, Cooperative Asymmetric Organophotoredox Catalysis with Visible Light

Matthias Neumann, Stefan Füldner, Burkhard König, Kirsten Zeitler, Angew. Chem. Int. Ed. 2011, 50, 951-954.
Web edition: http://dx.doi.org/10.1002/anie.201002992

Highlighted in Synfacts 2010, 1419: "Organophotoredox Catalysis" - Synfact of the Month


Efficient Catalytic, Oxidative Lactonization for the Synthesis of Benzodioxepinones using Thiazolium Derived Carbene Catalysts

Christopher A. Rose, Kirsten Zeitler, Org. Lett. 2010, 12, 4552-4555.
Web edition: http://dx.doi.org/10.1021/ol101854r


Efficient, Enantioselective Iminium Catalysis with an Immobilized, Recyclable Diarylprolinol Silyl Ether Catalyst

Ina Mager, Kirsten Zeitler, Org. Lett. 2010, 12, 1480-1483.
Web edition: http://dx.doi.org/10.1021/ol100166z

Photoredox Catalysis with Visible Light

Kirsten Zeitler, Angew. Chem. Int. Ed. 2009, 48, 9785-9789.
Web edition: http://dx.doi.org/10.1002/anie.200904056


Highly Enantioselective Benzoin Condensation Reactions Involving a Bifunctional Protic Pentafluorophenyl-Substituted Triazolium Precatalyst

Louise Baragwanath, Christopher A. Rose, Kirsten Zeitler, Stephen J. Connon, J. Org. Chem. 2009, 74, 9214-9217.
Web edition: http://dx.doi.org/10.1021/jo902018j


An Efficient Carbene-Catalyzed Access to 3,4-Dihydrocoumarins

Kirsten Zeitler, Christopher A. Rose, J. Org. Chem. 2009, 74, 1759-1762.
Web edition: http://dx.doi.org/10.1021/jo802285r


N-Heterocyclic Carbenes - Organocatalysts Displaying Diverse Modes of Action

Kirsten Zeitler, E. Schering Found. Symp. Proc. 2007, 2, 183-206.


Asymmetric Organocatalysis

Stefan Jaroch, Hilmar Weinmann, Kirsten Zeitler, ChemMedChem 2007, 2, 1261-1264.
Web edition: http://dx.doi.org/10.1002/cmdc.200700109


An Efficient and Versatile Approach for the Immobilization of Carbene Precursors via Copper-catalyzed [3+2]-Cycloaddition and their Catalytic Application

Kirsten Zeitler, Ina Mager, Adv. Synth. Cat. 2007, 349, 1851-1857.
Web edition: http://dx.doi.org/10.1002/adsc.200700174

Highlighted in Synfacts 2007, 1221: "MeOPEG-Supported Carbene Catalysts"


Stereoselective Synthesis of (E)-α,β-Unsaturated Esters via Carbene-Catalyzed Redox Esterification

Kirsten Zeitler, Org. Lett. 2006, 8, 637-640.
Web edition: http://dx.doi.org/10.1021/ol052826h


Extending Mechanistic Routes in Heterazolium Catalysis-Promising Concepts for Versatile Synthetic Methods

Kirsten Zeitler, Angew. Chem. Int. Ed. 2005, 44, 7506-7510.
Web edition: http://dx.doi.org/10.1002/anie.200502617