Works matching AU Himmel, Hans‐Jörg

Results: 162

Dinitrogen Splitting without Barrier or Visible Light‐Driven: Reactions of Vanadium Trimers and Dimers with Dinitrogen.

Published in:

Chemistry - A European Journal, 2025, v. 31, n. 32, p. 1, doi. 10.1002/chem.202500432

By:

Hübner, Olaf;
Himmel, Hans‐Jörg

Publication type:

Article

The Dioxygen Complexes of VO2.

Published in:

Zeitschrift für Anorganische und Allgemeine Chemie, 2021, v. 647, n. 18, p. 1764, doi. 10.1002/zaac.202100156

By:

Hübner, Olaf;
Himmel, Hans‐Jörg

Publication type:

Article

Hexaguanidino‐Triptycenes and Triphenylenes: Electronic Coupling in Molecules Containing Three Redox‐Active o‐Diguanidinobenzene Units Connected either Directly or Interacting Through Homoconjugation.

Published in:

Chemistry - A European Journal, 2024, v. 30, n. 1, p. 1, doi. 10.1002/chem.202301903

By:

Haaf, Sebastian;
Engels, Eliane;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Halide‐Coupled Double Electron Transfer with Electron‐Rich Diboranes.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 72, p. 1, doi. 10.1002/chem.202302911

By:

Filbeck, Erik;
Cremer, Sebastian;
Jansen, Moritz C. F.;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Isolated Dimers Versus Solid‐State Dimers of N‐Heteropolycycles: Matrix‐Isolation Spectroscopy in Concert with Quantum Chemistry.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 72, p. 1, doi. 10.1002/chem.202302296

By:

Germer, Stefan;
Bauer, Marco;
Hübner, Olaf;
Marten, Ramona;
Dreuw, Andreas;
Himmel, Hans‐Jörg

Publication type:

Article

Intramolecular Through‐Space Double‐Electron Transfer Between A Pair of Redox‐Active Guanidine Units Aligned by Dithiolate Bridges.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 64, p. 1, doi. 10.1002/chem.202302418

By:

Wild, Ute;
Hübner, Olaf;
Meiners, Paul;
Kaifer, Elisabeth;
Enders, Markus;
Himmel, Hans‐Jörg

Publication type:

Article

Quantitative Electromerism of a Well‐defined Mononuclear Copper Complex Through Reversible Intramolecular Metal‐Ligand Electron Transfer.

Published in:

Chemistry - A European Journal, 2023, v. 29, n. 32, p. 1, doi. 10.1002/chem.202300514

By:

Osterbrink, Johanna;
Walter, Petra;
Leingang, Simone;
Pfisterer, Hanna;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Interplay and Competition Between Two Different Types of Redox‐Active Ligands in Cobalt Complexes: How to Allocate the Electrons?

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 60, p. 1, doi. 10.1002/chem.202201789

By:

Lohmeyer, Lukas;
Werr, Marco;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Bistriazoles Connected Through a B−B Bridge, Synthesized by Highly Selective Dipolar Cycloaddition Reactions of a Diazido‐diborane(4).

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 49, p. 1, doi. 10.1002/chem.202201389

By:

Vogler, Daniel;
Schöner, Maximilian;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Directed Synthesis and Chemistry of Unsymmetric Dicationic Diboranes and Their Use in Frustrated Lewis Pair‐like Chemistry.

Published in:

Chemistry - A European Journal, 2022, v. 28, n. 13, p. 1, doi. 10.1002/chem.202104016

By:

Kistner, Lucas;
Kowatsch, Dario;
Marz, Andreas;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Polycationic Redox‐Active Cyclophanes with Integrated Electron‐Rich Diboron Units.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 63, p. 15737, doi. 10.1002/chem.202102656

By:

Filbeck, Erik;
Widera, Anna;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Proton‐Coupled Electron Transfer (PCET) with 1,4‐Bisguanidino‐Benzene Derivatives: Comparative Study and Use in Acid‐Initiated C‐H Activation.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 46, p. 11943, doi. 10.1002/chem.202101539

By:

Walter, Petra;
Hübner, Olaf;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Switching from Metal‐ to Ligand‐Based Oxidation in Cobalt Complexes with Redox‐Active Bisguanidine Ligands.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 46, p. 11852, doi. 10.1002/chem.202101364

By:

Lohmeyer, Lukas;
Kaifer, Elisabeth;
Enders, Markus;
Himmel, Hans‐Jörg

Publication type:

Article

High‐Resolution Electronic Excitation and Emission Spectra of Pentacene and 6,13‐Diazapentacene Monomers and Weakly Bound Dimers by Matrix‐Isolation Spectroscopy.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 6, p. 2072, doi. 10.1002/chem.202003999

By:

Thusek, Jean;
Hoffmann, Marvin;
Hübner, Olaf;
Germer, Stefan;
Hoffmann, Hendrik;
Freudenberg, Jan;
Bunz, Uwe H. F.;
Dreuw, Andreas;
Himmel, Hans‐Jörg

Publication type:

Article

Use of Crown Ether Functions as Secondary Coordination Spheres for the Manipulation of Ligand–Metal Intramolecular Electron Transfer in Copper–Guanidine Complexes.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 3, p. 829, doi. 10.1002/chem.202004295

By:

Haaf, Sebastian;
Kaifer, Elisabeth;
Wadepohl, Hubert;
Himmel, Hans‐Jörg

Publication type:

Article

Front Cover: Use of Crown Ether Functions as Secondary Coordination Spheres for the Manipulation of Ligand–Metal Intramolecular Electron Transfer in Copper–Guanidine Complexes (Chem. Eur. J. 3/2021).

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 3, p. 825, doi. 10.1002/chem.202004294

By:

Haaf, Sebastian;
Kaifer, Elisabeth;
Wadepohl, Hubert;
Himmel, Hans‐Jörg

Publication type:

Article

Use of Crown Ether Functions as Secondary Coordination Spheres for the Manipulation of Ligand–Metal Intramolecular Electron Transfer in Copper–Guanidine Complexes.

Published in:

Chemistry - A European Journal, 2021, v. 27, n. 3, p. 959, doi. 10.1002/chem.202003469

By:

Haaf, Sebastian;
Kaifer, Elisabeth;
Wadepohl, Hubert;
Himmel, Hans‐Jörg

Publication type:

Article

Evaluation of the Synthetic Scope and the Reaction Pathways of Proton‐Coupled Electron Transfer with Redox‐Active Guanidines in C−H Activation Processes.

Published in:

Chemistry - A European Journal, 2020, v. 26, n. 69, p. 16504, doi. 10.1002/chem.202003424

By:

Wild, Ute;
Walter, Petra;
Hübner, Olaf;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Hetero Diels–Alder Reactions with a Dicationic Urea Azine Derived Azo Dienophile and Their Use for the Synthesis of an Electron‐Rich Pentacene.

Published in:

Chemistry - A European Journal, 2020, v. 26, n. 54, p. 12328, doi. 10.1002/chem.202001342

By:

Werr, Marco;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

1,2,4,5‐Tetrakis(tetramethylguanidino)‐3,6‐diethynyl‐benzenes: Fluorescent Probes, Redox‐Active Ligands and Strong Organic Electron Donors.

Published in:

Chemistry - A European Journal, 2020, v. 26, n. 45, p. 10336, doi. 10.1002/chem.202001557

By:

Wagner, Conrad;
Kreis, Franka;
Popp, Dennis;
Hübner, Olaf;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

1,2,5,6‐Tetrakis(guanidino)‐Naphthalenes: Electron Donors, Fluorescent Probes and Redox‐Active Ligands.

Published in:

Chemistry - A European Journal, 2020, v. 26, n. 26, p. 5834, doi. 10.1002/chem.201905471

By:

Lohmeyer, Lukas;
Kaifer, Elisabeth;
Wadepohl, Hubert;
Himmel, Hans‐Jörg

Publication type:

Article

Electron‐Rich, Lewis Acidic Diborane Meets N‐Heterocyclic Aromatics: Formation and Electron Transfer in Cyclophane Boranes.

Published in:

Chemistry - A European Journal, 2020, v. 26, n. 15, p. 3435, doi. 10.1002/chem.202000189

By:

Widera, Anna;
Filbeck, Erik;
Wadepohl, Hubert;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Redox‐Active Guanidines in Proton‐Coupled Electron‐Transfer Reactions: Real Alternatives to Benzoquinones?

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 70, p. 15988, doi. 10.1002/chem.201903438

By:

Wild, Ute;
Hübner, Olaf;
Himmel, Hans‐Jörg

Publication type:

Article

Cover Feature: Redox‐Active Guanidines in Proton‐Coupled Electron‐Transfer Reactions: Real Alternatives to Benzoquinones? (Chem. Eur. J. 70/2019).

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 70, p. 15960, doi. 10.1002/chem.201904858

By:

Wild, Ute;
Hübner, Olaf;
Himmel, Hans‐Jörg

Publication type:

Article

Redox‐Active Guanidines in Proton‐Coupled Electron‐Transfer Reactions: Real Alternatives to Benzoquinones?

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 70, p. 15988, doi. 10.1002/chem.201904858

By:

Wild, Ute;
Hübner, Olaf;
Himmel, Hans‐Jörg

Publication type:

Article

Ein radikaltrikationisches Tetraboran(4) mit rhombischer Struktur und Vier-Zentren-fünf-Elektronen-Bindung.

Published in:

Angewandte Chemie, 2016, v. 128, n. 13, p. 4417, doi. 10.1002/ange.201600296

By:

Litters, Sebastian;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

OPN und SPN: Moleküle mit großem Potenzial.

Published in:

Angewandte Chemie, 2012, v. 124, n. 23, p. 5635, doi. 10.1002/ange.201201638

By:

Himmel, Hans-Jörg;
Linti, Gerald

Publication type:

Article

Synthese und Charakterisierung eines doppelt basenstabilisierten B3H6+-Analogons.

Published in:

Angewandte Chemie, 2011, v. 123, n. 44, p. 10628, doi. 10.1002/ange.201104834

By:

Schulenberg, Nikola;
Wadepohl, Hubert;
Himmel, Hans-Jörg

Publication type:

Article

Stabile Hexacene durch Stickstoffsubstitution.

Published in:

Angewandte Chemie, 2011, v. 123, n. 37, p. 8747, doi. 10.1002/ange.201103676

By:

Lindner, Benjamin D.;
Engelhart, Jens U.;
Tverskoy, Olena;
Appleton, Anthony Lucas;
Rominger, Frank;
Peters, Anastasia;
Himmel, Hans-Jörg;
Bunz, Uwe H. F.

Publication type:

Article

Innentitelbild: Stabile Hexacene durch Stickstoffsubstitution (Angew. Chem. 37/2011).

Published in:

Angewandte Chemie, 2011, v. 123, n. 37, p. 8590, doi. 10.1002/ange.201105551

By:

Lindner, Benjamin D.;
Engelhart, Jens U.;
Tverskoy, Olena;
Appleton, Anthony Lucas;
Rominger, Frank;
Peters, Anastasia;
Himmel, Hans-Jörg;
Bunz, Uwe H. F.

Publication type:

Article

Eine effiziente Synthese substituierter Tetraazapentacene.

Published in:

Angewandte Chemie, 2011, v. 123, n. 15, p. 3619, doi. 10.1002/ange.201007654

By:

Tverskoy, Olena;
Rominger, Frank;
Peters, Anastasia;
Himmel, Hans-Jörg;
Bunz, Uwe H. F.

Publication type:

Article

Physical Inorganic Chemistry. Herausgegeben von Andreja Bakac.

Published in:

Angewandte Chemie, 2011, v. 123, n. 9, p. 2014, doi. 10.1002/ange.201007567

By:

Hübner, Olaf;
Himmel, Hans-Jörg

Publication type:

Article

Twofold Oxidized and Twofold Protonated Redox‐Active Guanidine: An Ultimate Intermediate in Proton‐Coupled Electron‐Transfer Reactions.

Published in:

European Journal of Organic Chemistry, 2018, v. 2018, n. 43, p. 5910, doi. 10.1002/ejoc.201801378

By:

Wild, Ute;
Hübner, Olaf;
Greb, Lutz;
Enders, Markus;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Cover Feature: Twofold Oxidized and Twofold Protonated Redox‐Active Guanidine: An Ultimate Intermediate in Proton‐Coupled Electron‐Transfer Reactions (Eur. J. Org. Chem. 43/2018).

Published in:

European Journal of Organic Chemistry, 2018, v. 2018, n. 43, p. 5886, doi. 10.1002/ejoc.201801632

By:

Wild, Ute;
Hübner, Olaf;
Greb, Lutz;
Enders, Markus;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Photochemical Reductive C-C Coupling with a Guanidine Electron Donor.

Published in:

European Journal of Organic Chemistry, 2016, v. 2016, n. 29, p. 5045, doi. 10.1002/ejoc.201600978

By:

Wiesner, Sven;
Walter, Petra;
Wagner, Arne;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Synthesis of a Stable B.

Published in:

Angewandte Chemie International Edition, 2009, v. 48, n. 30, p. 5538, doi. 10.1002/anie.200901842

By:

Ciobanu, Oxana;
Kaifer, Elisabeth;
Enders, Markus;
Himmel, Hans-Jörg

Publication type:

Article

GaI as Ligand in Transition-Metal Complexes-An Alternative to CO or N2?

Published in:

Angewandte Chemie International Edition, 2008, v. 47, n. 34, p. 6326, doi. 10.1002/anie.200802490

By:

Himmel, Hans-Jörg;
Linti, Gerald

Publication type:

Article

Synthesis and Structural Characterization of a Stable Dimeric Boron(II) Dication.

Published in:

Angewandte Chemie International Edition, 2007, v. 46, n. 47, p. 9110, doi. 10.1002/anie.200703616

By:

Dinda, Rupam;
Ciobanu, Oxana;
Wadepohl, Hubert;
Hübner, Olaf;
Acharyya, Rama;
Himmel, Hans-Jörg

Publication type:

Article

Guanidinyl-Functionalized Aromatic Compounds (GFAs) - Charge and Spin Density Studies as Starting Points for the Development of a New Class of Redox-active Ligands.

Published in:

Zeitschrift für Anorganische und Allgemeine Chemie, 2013, v. 639, n. 11, p. 1940, doi. 10.1002/zaac.201200496

By:

Himmel, Hans‐Jörg

Publication type:

Article

A Fluorescent Blue Phosphazene Dye: Synthesis, Structure and Optical Properties of 1,6-Bis(Dimethylamino)-2,5,7,10-Tetraazo-1,6λ.

Published in:

Zeitschrift für Anorganische und Allgemeine Chemie, 2011, v. 637, n. 5, p. 547, doi. 10.1002/zaac.201100005

By:

Lebkücher, Anna;
Rybina, Arina;
Herten, Dirk-Peter;
Hübner, Olaf;
Wadepohl, Hubert;
Kaifer, Elisabeth;
Himmel, Hans-Jörg

Publication type:

Article

Low‐Energy Electronic Excitations of N‐Substituted Heteroacene Molecules: Matrix Isolation Spectroscopy in Concert with Quantum‐Chemical Calculations.

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 66, p. 15147, doi. 10.1002/chem.201903371

By:

Thusek, Jean;
Hoffmann, Marvin;
Hübner, Olaf;
Tverskoy, Olena;
Bunz, Uwe H. F.;
Dreuw, Andreas;
Himmel, Hans‐Jörg

Publication type:

Article

Tuneable Redox Chemistry and Electrochromism of Persistent Symmetric and Asymmetric Azine Radical Cations.

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 56, p. 12981, doi. 10.1002/chem.201902216

By:

Werr, Marco;
Kaifer, Elisabeth;
Wadepohl, Hubert;
Himmel, Hans‐Jörg

Publication type:

Article

Cover Feature: On the Metal Cooperativity in a Dinuclear Copper–Guanidine Complex for Aliphatic C−H Bond Cleavage by Dioxygen (Chem. Eur. J. 48/2019).

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 48, p. 11173, doi. 10.1002/chem.201902620

By:

Schön, Florian;
Biebl, Florian;
Greb, Lutz;
Leingang, Simone;
Grimm‐Lebsanft, Benjamin;
Teubner, Melissa;
Buchenau, Sören;
Kaifer, Elisabeth;
Rübhausen, Michael A.;
Himmel, Hans‐Jörg

Publication type:

Article

On the Metal Cooperativity in a Dinuclear Copper–Guanidine Complex for Aliphatic C−H Bond Cleavage by Dioxygen.

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 48, p. 11257, doi. 10.1002/chem.201901906

By:

Schön, Florian;
Biebl, Florian;
Greb, Lutz;
Leingang, Simone;
Grimm‐Lebsanft, Benjamin;
Teubner, Melissa;
Buchenau, Sören;
Kaifer, Elisabeth;
Rübhausen, Michael A.;
Himmel, Hans‐Jörg

Publication type:

Article

Catalytic Aerobic Phenol Homo‐ and Cross‐Coupling Reactions with Copper Complexes Bearing Redox‐Active Guanidine Ligands.

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 35, p. 8279, doi. 10.1002/chem.201900583

By:

Schön, Florian;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Cover Feature: Boron−Boron Dehydrocoupling of Boranes Initiated by Reaction with Iodine (Chem. Eur. J. 26/2019).

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 26, p. 6458, doi. 10.1002/chem.201901303

By:

Elias, Jana;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Boron−Boron Dehydrocoupling of Boranes Initiated by Reaction with Iodine.

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 26, p. 6553, doi. 10.1002/chem.201900671

By:

Elias, Jana;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Probing the Proton‐Coupled Electron‐Transfer (PCET) Reactivity of a Cross‐Conjugated Cruciform Chromophore by Redox‐State‐Dependent Fluorescence.

Published in:

Chemistry - A European Journal, 2019, v. 25, n. 15, p. 3781, doi. 10.1002/chem.201900268

By:

Wagner, Conrad;
Hübner, Olaf;
Kaifer, Elisabeth;
Himmel, Hans‐Jörg

Publication type:

Article

Catalyst‐Free Hydroboration of CO2 With a Nucleophilic Diborane(4).

Published in:

Chemistry - A European Journal, 2018, v. 24, n. 64, p. 16983, doi. 10.1002/chem.201804612

By:

Frick, Markus;
Horn, Julian;
Wadepohl, Hubert;
Kaifer, Elisabeth;
Himmel, Hans‐jörg

Publication type:

Article

Frontispiece: Metal Cluster Models for Heterogeneous Catalysis: A Matrix‐Isolation Perspective.

Published in:

2018

By:

Hübner, Olaf;
Himmel, Hans‐jörg

Publication type:

Cover Art