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Günter Helmchen

Günter Helmchen

D-Index & Metrics

Chemistry

D-Index
74
Citations
18312
World Ranking
4743
National Ranking
343

Overview

Günter Helmchen is affiliated with Heidelberg University in Germany, where their work primarily spans the field of Chemistry. Their research encompasses several subfields, including Organic Chemistry, Biomedical Engineering, Spectroscopy, Physical and Theoretical Chemistry, and Inorganic Chemistry.

The scientist's research topics cover a range of areas such as Catalytic C-H Functionalization Methods, Synthesis and Catalytic Reactions, Catalytic Cross-Coupling Reactions, Chemistry and Stereochemistry Studies, Analytical Chemistry and Chromatography, History and Advancements in Chemistry, and Asymmetric Hydrogenation and Catalysis.

Frequent coauthors in their publications include Patrick W. Antoni, Alexandra V. Mackenroth, Florian F. Mulks, Matthias Rudolph, and A. Stephen K. Hashmi.

The main venues where Günter Helmchen has published work are:

  • Chemistry - A European Journal
  • Organic Syntheses
  • Chirality

Notable recent papers authored by Günter Helmchen are:

  • Dibenzothiophenesulfilimines: A Convenient Approach to Intermolecular Rhodium-Catalysed C−H Amidation (2020), Chemistry - A European Journal
  • Definition of the term asymmetric synthesis-History and revision (2023), Chirality
  • Mechanistic Aspects of the Crabtree-Pfaltz Hydrogenation of Olefins - An Interplay of Experimentation and Quantum Chemical Computation (2023), Chemistry - A European Journal
  • Discussion Addendum for: Dibenzo[a,e]cyclooctene: Multigram Synthesis of a Bidentate Ligand (2020), Organic Syntheses
  • Discussion Addendum for: Dibenzo[a,e]cyclooctene: Multigram Synthesis of a Bidentate Ligand (2025), Organic Syntheses

Best Publications

  • PhosphinooxazolinesA New Class of Versatile, Modular P,N-Ligands for Asymmetric Catalysis

    Günter Helmchen;Andreas Pfaltz

  • Iridium-Catalyzed Asymmetric Allylic Substitution Reactions

    Qiang Cheng;Hang-Fei Tu;Chao Zheng;Jian-Ping Qu

  • Basic Principles of the CIP-System and Proposals for a Revision†

    Vladlmir Prelog;Günter Helmchen

  • Phosphinoaryl- and phosphinoalkyloxazolines as new chiral ligands for enantioselective catalysis: Very high enantioselectivity in palladium catalyzed allylic substitutions

    Jürgen Sprinz;Günter Helmchen

  • Catalysis of allylic substitutions by Pd complexes of oxazolines containing an additional P, S, or Se Center. X-ray crystal structures and solution structures of chiral π-allyl palladium complexes of phosphinoaryloxazolines

    Jürgen Sprinz;Matthias Kiefer;Günter Helmchen;Michael Reggelin

  • Enantioselective palladium-catalyzed allylic substitutions with asymmetric chiral ligands

    Günter Helmchen

  • Applications of Iridium-Catalyzed Asymmetric Allylic Substitution Reactions in Target-Oriented Synthesis

    Jianping Qu;Günter Helmchen

  • Iridium-catalysed asymmetric allylic substitutions.

    Unknown

  • On the Importance of the Headgroup Substrate Bond in Thiol Monolayers: A Study of Biphenyl-Based Thiols on Gold and Silver

    Hai-Tao Rong,†,‡;Stefan Frey;† Yong-Jie Yang;Michael Zharnikov

  • First Enantioselective Alkylations of Monosubstituted Allylic Acetates Catalyzed by Chiral Iridium Complexes

    Jörg P Janssen;Günter Helmchen

  • Asymmetric Two‐Center Catalysis—Learning from Nature

    Henning Steinhagen;Günter Helmchen

  • Grundlagen des CIP‐Systems und Vorschläge für eine Revision

    Vladimir Prelog;Günter Helmchen

  • Palladium‐Catalyzed Allylic Alkylation with Phosphinoaryldihydrooxazole Ligands: First Evidence and NMR Spectroscopic Structure Determination of a Primary Olefin–Pd0 Complex

    Henning Steinhagen;Michael Reggelin;Günter Helmchen

  • Ir-catalysed allylic substitution: mechanistic aspects and asymmetric synthesis with phosphorus amidites as ligands

    Björn Bartels;Günter Helmchen

  • Highly Enantioselective Syntheses of Heterocycles via Intramolecular Ir-Catalyzed Allylic Amination and Etherification

    Carolin Welter;Axel Dahnz;Bernhard Brunner;Stephane Streiff

  • Enantioselective allylic amination with chiral (phosphino-oxazoline)pd catalysts

    Peter von Matt;Olivier Loiseleur;Guido Koch;Andreas Pfaltz

  • Salt-free iridium-catalyzed asymmetric allylic aminations with N,N-diacylamines and ortho-nosylamide as ammonia equivalents.

    Robert Weihofen;Olena Tverskoy;Günter Helmchen

  • Iridium-catalyzed allylic vinylation and asymmetric allylic amination reactions with o-aminostyrenes.

    Ke-Yin Ye;Hu He;Wen-Bo Liu;Li-Xin Dai

  • Iridium‐Catalysed Allylic Substitution: Stereochemical Aspects and Isolation of IrIII Complexes Related to the Catalytic Cycle

    Björn Bartels;Cristina García-Yebra;Frank Rominger;Günter Helmchen

  • Diastereoface-discriminative metal coordination in asymmetric synthesis: D-pantolactone as practical chiral auxiliary for Lewis acid catalyzed Diels-Alder reactions☆

    Thomas Poll;Andrzej Sobczak;Horst Hartmann;Günter Helmchen

  • Highly efficient new catalysts for enantioselective transfer hydrogenation of ketones

    Thomas Langer;Günter Helmchen

Frequent Co-Authors

Frank Rominger
Frank Rominger Heidelberg University
Uli Kazmaier
Uli Kazmaier Saarland University
Thomas Langer
Thomas Langer Max Planck Society
Gottfried Huttner
Gottfried Huttner Heidelberg University
Andrew B. Holmes
Andrew B. Holmes University of Melbourne
Laszlo Zsolnai
Laszlo Zsolnai Heidelberg University
Shu-Li You
Shu-Li You Chinese Academy of Sciences
John M. Brown
John M. Brown University of Oxford
Karl Peters
Karl Peters Max Planck Society
Britta Brügger
Britta Brügger Heidelberg University

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