List of works - Ivo Krummenacher

1,2,3-Diazaborinine: A BN Analog of Pyridine by Ring Expansion of a Borole with an Organic Azide

scientific article published on 30 November 2018

1-Heteroaromatic-substituted tetraphenylboroles: π-π interactions between aromatic and antiaromatic rings through a B-C bond

scientific article published on 04 December 2012

7Li,15N heteronuclear multiple quantum shift correlation-a fast and reliable 2D NMR method on natural abundant nuclei

scientific article published on 20 March 2009

A Binuclear 1,1'-Bis(boratabenzene) Complex: Unprecedented Intramolecular Metal-Metal Communication through a B-B Bond

scientific article published on 30 May 2016

A New Class of Neutral Boron-Based Diradicals Spanned by a Two-Carbon-Atom Bridge

scientific article published on 11 January 2019

A paramagnetic heterobimetallic polymer: synthesis, reactivity, and ring-opening polymerization of tin-bridged homo- and heteroleptic vanadoarenophanes

scientific article published on 21 January 2015

A theoretical study of the aromaticity in neutral and anionic borole compounds

scientific article published on 01 April 2015

Abnormal Tin-Boron Exchange in the Attempted Synthesis of a Borylated Borole.

scientific article published on 28 September 2017

Alkali-Metal Aminotroponiminates: Selectivities and Equilibria in Reversible Radical Coupling of Delocalized π-Electron Systems

scientific article published on 11 July 2019

Aminotroponiminates as tunable, redox-active ligands: reversible single electron transfer and reductive dimerisation

scientific article published on 25 July 2016

An Isolable Radical Anion Based on the Borole Framework

scientific article published on 14 February 2012

Ansa-Complexes of [Mn(η(5) -C5 H5 )(η(6) -C6 H6 )]: Preparation, Characterization, and Reactivity of [n]Manganoarenophanes (n=1, 2, 3).

scientific article published on 31 August 2015

Ansa-bridged bis(benzene) titanium complexes

scientific article

Bismuth Compounds in Radical Catalysis: Transition Metal Bismuthanes Facilitate Thermally Induced Cycloisomerizations

scientific article published on 25 July 2019

Borabicyclo[3.2.0]heptadiene: A Fused Bicyclic Isomer of Borepin

scientific article published on 13 September 2018

Boron as a powerful reductant: synthesis of a stable boron-centered radical-anion radical-cation pair.

scientific article

Boron radical cations from the facile oxidation of electron-rich diborenes.

scientific article published on 7 April 2014

Boryl- and Silyl-Substituted Mixed Sandwich Compounds of Scandium

scientific article

Boryl-functionalized σ-alkynyl and vinylidene rhodium complexes: synthesis and electronic properties.

scientific article published on 20 December 2013

Bromination Improves the Electron Mobility of Tetraazapentacene

scientific article published on 29 June 2018

Coinage metal complexes of tris(pyrazolyl)methanide [C(3,5-Me2pz)3]-: kappa3-coordination vs. backbone functionalisation

scientific article published on 28 November 2005

Complexation and Release of N-Heterocyclic Carbene-Aminoborylene Ligands from Group VI and VIII Metals

scientific article published on 10 August 2018

Computationally Guided Molecular Design to Minimize the LE/CT Gap in D-π-A Fluorinated Triarylboranes for Efficient TADF via D and π-Bridge Tuning

scientific article published on 02 June 2020

Correlations and Contrasts in Homo- and Heteroleptic Cyclic (Alkyl)(amino)carbene-Containing Pt(0) Complexes.

scientific article published on 4 August 2015

DFT Studies on the reactions of boroles with alkynes.

scientific article published on 23 April 2018

Dibora[2]ferrocenophane: A Carbene-Stabilized Diborene in a Strained cis-Configuration.

scientific article published on 20 December 2016

Diborabutatriene: an electron-deficient cumulene.

scientific article published on 23 May 2014

Diboryldiborenes: π-Conjugated B4 Chains Isoelectronic to the Butadiene Dication

scientific article published on 15 July 2018

Direct access to a cAAC-supported dihydrodiborene and its dianion

scientific article published on 23 April 2018

Diverse reactions of N-heterocyclic carbenes with an alkynylborane and isolation of a reactive zwitterionic borataallene

scientific article published on 04 November 2013

Electron Delocalization in Reduced Forms of 2-(BMes2)pyrene and 2,7-Bis(BMes2)pyrene

scientific article published on 22 May 2015

Engineering a Small HOMO-LUMO Gap and Intramolecular C-H Borylation by Diborene/Anthracene Orbital Intercalation

scientific article

Evidence for extensive single-electron-transfer chemistry in boryl anions: isolation and reactivity of a neutral borole radical

scientific article published on 09 April 2014

Facile Synthesis of a Stable Dihydroboryl {BH2 }- Anion

scientific article published on 18 October 2018

Formation of BN Isosteres of Azo Dyes by Ring Expansion of Boroles with Azides

scientific article published on 25 March 2015

Formation of a stable radical by oxidation of a tetraorganoborate

scientific article

From Borane to Borylene without Reduction: Ambiphilic Behavior of a Monovalent Silylisonitrile Boron Species.

scientific article published on 22 June 2017

From an electron-rich bis(boraketenimine) to an electron-poor diborene

scientific article published on 17 February 2015

Generation of Dicoordinate Boron(I) Units by Fragmentation of a Tetra-Boron(I) Molecular Square.

scientific article published on 12 October 2016

Half-Sandwich Complexes of an Extremely Electron-Donating, Redox-Active η6-Diborabenzene Ligand.

scientific article

Heteroleptic [n]chromoarenophanes: ansa complexes derived from [Cr(η(5)-C5H5)(η(6)-C6H6)].

scientific article published on 23 November 2012

Hole Transfer Processes in meta- and para-Conjugated Mixed Valence Compounds: Unforeseen Effects of Bridge Substituents and Solvent Dynamics.

scientific article published on 12 April 2017

Isolation and Characterization of Crystalline, Neutral Diborane(4) Radicals

scientific article published on 21 June 2018

Isolation of a neutral boron-containing radical stabilized by a cyclic (alkyl)(amino)carbene.

scientific article published on 10 June 2014

Isolation of diborenes and their 90°-twisted diradical congeners.

scientific article

Isomerization Polymerization of the Phosphaalkene MesPCPh2: An Alternative Microstructure for Poly(methylenephosphine)s ⬇️

scientific article published on June 5, 2013

Lewis-Base Stabilization of the Parent Al(I) Hydride under Ambient Conditions

scientific article published on 11 October 2019

Luminescent Mono-, Di-, and Triradicals: Bridging Polychlorinated Triarylmethyl Radicals by Triarylamines and Triarylboranes

scientific article published on 19 November 2019

Main-Group Metallomimetics: Transition Metal-like Photolytic CO Substitution at Boron.

scientific article published on 19 January 2017

Metal-free binding and coupling of carbon monoxide at a boron-boron triple bond.

scientific article

Mono- and Dianion of a Bis(benzobuta)tetraazapentacene Derivative

scientific article published on 03 July 2019

Multidentate ligand systems featuring dual functionality

scientific article published on 01 October 2008

Multiple reduction of 2,5-bis(borolyl)thiophene: isolation of a negative bipolaron by comproportionation.

scientific article published on 9 October 2013

N-Heterocyclic Olefins as Electron Donors in Combination with Triarylborane Acceptors: Synthesis, Optical and Electronic Properties of D-π-A Compounds

scientific article published on 26 September 2019

Near-Infrared Quadrupolar Chromophores Combining Three-Coordinate Boron-Based Superdonor and Superacceptor Units

scientific article published on 03 April 2019

Neutral Diboron Analogues of Archetypal Aromatic Species by Spontaneous Cycloaddition.

scientific article published on 4 July 2016

Neutral and cationic main group element cages of germanium(II) with pyrazolyl ligands: solid state structures, DFT calculations and advanced solution NMR investigations.

scientific article published on 19 May 2009

Neutral zero-valent s-block complexes with strong multiple bonding

article

Nitrogen fixation and reduction at boron

scientific article published in February 2018

O,N,B-Containing eight-membered heterocycles by ring expansion of boroles with nitrones.

scientific article published on 17 August 2015

Oligo(borolyl)benzenes--synthesis and properties

scientific article published on 27 September 2012

On the relation of energy and electron transfer in multidimensional chromophores based on polychlorinated triphenylmethyl radicals and triarylamines

scientific article published on 01 May 2015

Perylene Bisimide Radicals and Biradicals: Synthesis and Molecular Properties

scientific article published on 09 September 2015

Preparation and Characterization of a π-Conjugated Donor-Acceptor System Containing the Strongly Electron-Accepting Tetraphenylborolyl Unit

scientific article published on 20 February 2019

Preparation, Properties, and Structures of the Radical Anions and Dianions of Azapentacenes

scientific article

Pseudodiborenes: hydride-bridged diboranes(5) as two-electron reductants of chalcogens

scientific article published on 01 August 2019

Pyrene Molecular Orbital Shuffle-Controlling Excited State and Redox Properties by Changing the Nature of the Frontier Orbitals.

scientific article

Reduction of a dihydroboryl cation to a boryl anion and its air-stable, neutral hydroboryl radical through hydrogen shuttling

scientific article published on 25 November 2019

Ring Expansions of Boroles with Diazo Compounds: Steric Control of C or N Insertion and Aromatic/Nonaromatic Products

scientific article published on 20 October 2015

Scope of the Thermal Ring-Expansion Reaction of Boroles with Organoazides.

scientific article published on 21 April 2017

Selective Photocatalytic C–F Borylation of Polyfluoroarenes by Rh/Ni Dual Catalysis Providing Valuable Fluorinated Arylboronate Esters

scientific article published on 11 December 2018

Selective one- and two-electron reductions of a haloborane enabled by a π-withdrawing carbene ligand

scientific article published on 26 July 2018

Stable Organic (Bi)Radicals by Delocalization of Spin Density into the Electron-Poor Chromophore Core of Isoindigo.

scientific article published on 26 January 2018

Syntheses, reactivity and DFT studies of group 2 and group 12 metal complexes of tris(pyrazolyl)methanides featuring "free" pyramidal carbanions.

scientific article published in January 2008

Syntheses, structures and electronic properties of zwitterionic iron(II) and cobalt(II) complexes featuring ambidentate tris(pyrazolyl)methanide ligands.

scientific article published in January 2009

Synthesis and Trapping of Iminoboranes by M=B/C=N Bond Metathesis.

scientific article

Synthesis and reduction chemistry of mixed-Lewis-base-stabilised chloroborylenes.

scientific article published on 8 April 2019

Synthesis of Complex Boron-Nitrogen Heterocycles Comprising Borylated Triazenes and Tetrazenes Under Mild Conditions

scientific article published on 06 January 2020

Synthesis of cyclic diborenes with unprecedented cis-configuration

scientific article published on 11 September 2015

Synthesis, Photophysical and Electronic Properties of New Red-to-NIR Emitting Donor-Acceptor Pyrene Derivatives

scientific article published on 19 November 2019

Synthesis, Photophysical, and Electrochemical Properties of Pyrenes Substituted with Donors or Acceptors at the 4- or 4,9-Positions

scientific article published on 09 March 2018

Synthesis, coordination behavior, and reduction chemistry of cymantrenyl-1,3-bis(2,3,4,5-tetraphenyl)borole

scientific article published on 25 May 2012

Synthesis, photophysical and electronic properties of tetra-donor- or acceptor-substituted ortho-perylenes displaying four reversible oxidations or reductions

scientific article published on 24 June 2019

Synthesis, structure, and reactivity of borole-functionalized ferrocenes

scientific article published on 06 August 2012

The Radical Anion and Dianion of Tetraazapentacene.

scientific article published on 19 July 2016

The reductive coupling of dinitrogen

scientific article

Unsupported boron–carbon σ-coordination to platinum as an isolable snapshot of σ-bond activation

scientific article published in Nature Communications

Visible-Light-Induced Ni-Catalyzed Radical Borylation of Chloroarenes

scientific article published on 07 October 2020

f-Block Ansa Complexes in the Solid State: [3]Thoro- and [3]Uranocenophanes

scientific article published on 26 May 2015

List of works by Ivo Krummenacher

1,2,3-Diazaborinine: A BN Analog of Pyridine by Ring Expansion of a Borole with an Organic Azide

1-Heteroaromatic-substituted tetraphenylboroles: π-π interactions between aromatic and antiaromatic rings through a B-C bond

7Li,15N heteronuclear multiple quantum shift correlation-a fast and reliable 2D NMR method on natural abundant nuclei

A Binuclear 1,1'-Bis(boratabenzene) Complex: Unprecedented Intramolecular Metal-Metal Communication through a B-B Bond

A New Class of Neutral Boron-Based Diradicals Spanned by a Two-Carbon-Atom Bridge

A paramagnetic heterobimetallic polymer: synthesis, reactivity, and ring-opening polymerization of tin-bridged homo- and heteroleptic vanadoarenophanes

A theoretical study of the aromaticity in neutral and anionic borole compounds

Abnormal Tin-Boron Exchange in the Attempted Synthesis of a Borylated Borole.

Alkali-Metal Aminotroponiminates: Selectivities and Equilibria in Reversible Radical Coupling of Delocalized π-Electron Systems

Aminotroponiminates as tunable, redox-active ligands: reversible single electron transfer and reductive dimerisation

An Isolable Radical Anion Based on the Borole Framework

Ansa-Complexes of [Mn(η(5) -C5 H5 )(η(6) -C6 H6 )]: Preparation, Characterization, and Reactivity of [n]Manganoarenophanes (n=1, 2, 3).

Ansa-bridged bis(benzene) titanium complexes

Bismuth Compounds in Radical Catalysis: Transition Metal Bismuthanes Facilitate Thermally Induced Cycloisomerizations

Borabicyclo[3.2.0]heptadiene: A Fused Bicyclic Isomer of Borepin

Boron as a powerful reductant: synthesis of a stable boron-centered radical-anion radical-cation pair.

Boron radical cations from the facile oxidation of electron-rich diborenes.

Boryl- and Silyl-Substituted Mixed Sandwich Compounds of Scandium

Boryl-functionalized σ-alkynyl and vinylidene rhodium complexes: synthesis and electronic properties.

Bromination Improves the Electron Mobility of Tetraazapentacene

Coinage metal complexes of tris(pyrazolyl)methanide [C(3,5-Me2pz)3]-: kappa3-coordination vs. backbone functionalisation

Complexation and Release of N-Heterocyclic Carbene-Aminoborylene Ligands from Group VI and VIII Metals

Computationally Guided Molecular Design to Minimize the LE/CT Gap in D-π-A Fluorinated Triarylboranes for Efficient TADF via D and π-Bridge Tuning

Correlations and Contrasts in Homo- and Heteroleptic Cyclic (Alkyl)(amino)carbene-Containing Pt(0) Complexes.

DFT Studies on the reactions of boroles with alkynes.

Dibora[2]ferrocenophane: A Carbene-Stabilized Diborene in a Strained cis-Configuration.

Diborabutatriene: an electron-deficient cumulene.

Diboryldiborenes: π-Conjugated B4 Chains Isoelectronic to the Butadiene Dication

Direct access to a cAAC-supported dihydrodiborene and its dianion

Diverse reactions of N-heterocyclic carbenes with an alkynylborane and isolation of a reactive zwitterionic borataallene

Electron Delocalization in Reduced Forms of 2-(BMes2)pyrene and 2,7-Bis(BMes2)pyrene

Engineering a Small HOMO-LUMO Gap and Intramolecular C-H Borylation by Diborene/Anthracene Orbital Intercalation

Evidence for extensive single-electron-transfer chemistry in boryl anions: isolation and reactivity of a neutral borole radical

Facile Synthesis of a Stable Dihydroboryl {BH2 }- Anion

Formation of BN Isosteres of Azo Dyes by Ring Expansion of Boroles with Azides

Formation of a stable radical by oxidation of a tetraorganoborate

From Borane to Borylene without Reduction: Ambiphilic Behavior of a Monovalent Silylisonitrile Boron Species.

From an electron-rich bis(boraketenimine) to an electron-poor diborene

Generation of Dicoordinate Boron(I) Units by Fragmentation of a Tetra-Boron(I) Molecular Square.

Half-Sandwich Complexes of an Extremely Electron-Donating, Redox-Active η6-Diborabenzene Ligand.

Heteroleptic [n]chromoarenophanes: ansa complexes derived from [Cr(η(5)-C5H5)(η(6)-C6H6)].

Hole Transfer Processes in meta- and para-Conjugated Mixed Valence Compounds: Unforeseen Effects of Bridge Substituents and Solvent Dynamics.

Isolation and Characterization of Crystalline, Neutral Diborane(4) Radicals

Isolation of a neutral boron-containing radical stabilized by a cyclic (alkyl)(amino)carbene.

Isolation of diborenes and their 90°-twisted diradical congeners.

Isomerization Polymerization of the Phosphaalkene MesPCPh2: An Alternative Microstructure for Poly(methylenephosphine)s ⬇️

Lewis-Base Stabilization of the Parent Al(I) Hydride under Ambient Conditions

Luminescent Mono-, Di-, and Triradicals: Bridging Polychlorinated Triarylmethyl Radicals by Triarylamines and Triarylboranes

Main-Group Metallomimetics: Transition Metal-like Photolytic CO Substitution at Boron.

Metal-free binding and coupling of carbon monoxide at a boron-boron triple bond.

Mono- and Dianion of a Bis(benzobuta)tetraazapentacene Derivative

Multidentate ligand systems featuring dual functionality

Multiple reduction of 2,5-bis(borolyl)thiophene: isolation of a negative bipolaron by comproportionation.

N-Heterocyclic Olefins as Electron Donors in Combination with Triarylborane Acceptors: Synthesis, Optical and Electronic Properties of D-π-A Compounds

Near-Infrared Quadrupolar Chromophores Combining Three-Coordinate Boron-Based Superdonor and Superacceptor Units

Neutral Diboron Analogues of Archetypal Aromatic Species by Spontaneous Cycloaddition.

Neutral and cationic main group element cages of germanium(II) with pyrazolyl ligands: solid state structures, DFT calculations and advanced solution NMR investigations.

Neutral zero-valent s-block complexes with strong multiple bonding

Nitrogen fixation and reduction at boron

O,N,B-Containing eight-membered heterocycles by ring expansion of boroles with nitrones.

Oligo(borolyl)benzenes--synthesis and properties

On the relation of energy and electron transfer in multidimensional chromophores based on polychlorinated triphenylmethyl radicals and triarylamines

Perylene Bisimide Radicals and Biradicals: Synthesis and Molecular Properties

Preparation and Characterization of a π-Conjugated Donor-Acceptor System Containing the Strongly Electron-Accepting Tetraphenylborolyl Unit

Preparation, Properties, and Structures of the Radical Anions and Dianions of Azapentacenes

Pseudodiborenes: hydride-bridged diboranes(5) as two-electron reductants of chalcogens

Pyrene Molecular Orbital Shuffle-Controlling Excited State and Redox Properties by Changing the Nature of the Frontier Orbitals.

Reduction of a dihydroboryl cation to a boryl anion and its air-stable, neutral hydroboryl radical through hydrogen shuttling

Ring Expansions of Boroles with Diazo Compounds: Steric Control of C or N Insertion and Aromatic/Nonaromatic Products

Scope of the Thermal Ring-Expansion Reaction of Boroles with Organoazides.

Selective Photocatalytic C–F Borylation of Polyfluoroarenes by Rh/Ni Dual Catalysis Providing Valuable Fluorinated Arylboronate Esters

Selective one- and two-electron reductions of a haloborane enabled by a π-withdrawing carbene ligand

Stable Organic (Bi)Radicals by Delocalization of Spin Density into the Electron-Poor Chromophore Core of Isoindigo.

Syntheses, reactivity and DFT studies of group 2 and group 12 metal complexes of tris(pyrazolyl)methanides featuring "free" pyramidal carbanions.

Syntheses, structures and electronic properties of zwitterionic iron(II) and cobalt(II) complexes featuring ambidentate tris(pyrazolyl)methanide ligands.

Synthesis and Trapping of Iminoboranes by M=B/C=N Bond Metathesis.

Synthesis and reduction chemistry of mixed-Lewis-base-stabilised chloroborylenes.

Synthesis of Complex Boron-Nitrogen Heterocycles Comprising Borylated Triazenes and Tetrazenes Under Mild Conditions

Synthesis of cyclic diborenes with unprecedented cis-configuration