List of works - Yasukazu Hirao

A facile synthesis of trinaphtho[3.3.3]propellane and its π-extension and the formation of a two-dimensional honeycomb molecular assembly

scientific article published on 01 March 2015

Alternating covalent bonding interactions in a one-dimensional chain of a phenalenyl-based singlet biradical molecule having Kekulé structures

scientific article published on October 2010

An N-substituted aza[14]metacyclophane tetracation: a spin-quintet tetraradical with four para-phenylenediamine-based semi-quinone moieties

scientific article published on 2 June 2008

An extremely simple dibenzopentalene synthesis from 2-bromo-1-ethynylbenzenes using nickel(0) complexes: construction of its derivatives with various functionalities.

scientific article published in March 2009

Aromaticity and π-bond covalency: prominent intermolecular covalent bonding interaction of a Kekulé hydrocarbon with very significant singlet biradical character

scientific article published on 24 April 2012

Design and Synthesis of New Stable Fluorenyl-Based Radicals

scientific article published on 25 August 2014

Dinaphthopentalenes: pentalene derivatives for organic thin-film transistors.

scientific article published on October 2010

Donor-Donor′-Acceptor Triads Based on [3.3]Paracyclophane with a 1,4-Dithiafulvene Donor and a Cyanomethylene Acceptor: Synthesis, Structure, and Electrochemical and Photophysical Properties

scientific article published on 06 July 2018

Dual Association Modes of the 2,5,8-Tris(pentafluorophenyl)phenalenyl Radical

article

Electron transfer of phenalenyl derivative molecules adsorbed at the graphite electrode/aqueous solution interface

scholarly article in Carbon, vol. 63, November 2013

Elucidation of Intramolecular Through-Space Electronic Communication in a Propeller-Shaped Molecule

scientific article published on 26 April 2017

High-spin radical cations of a dendritic oligoarylamine

scientific article published in April 2006

Intramolecular Interaction, Photoisomerization, and Mechanical C–C Bond Dissociation of 1,2-Di(9-anthryl)benzene and Its Photoisomer: A Fundamental Moiety of Anthracene-Based π-Cluster Molecules

scientific article published on 12 February 2016

Intramolecular charge transfer in a star-shaped oligoarylamine

scientific article published on 27 March 2007

Intramolecular spin transfer in a spiro-fused bis(triarylamine).

scientific article published in January 2007

Investigating the edge state of graphene nanoribbons by a chemical approach: Synthesis and magnetic properties of zigzag-edged nanographene molecules

Isolation of a Hydrogen-Bonded Complex Based on the Anthranol/Anthroxyl Pair: Formation of a Hydrogen-Atom Self-Exchange System

scholarly article by Yasukazu Hirao et al published 7 January 2015 in Angewandte Chemie International Edition

Polarity-Dependent Isomerization of an Unsymmetrical Overcrowded Ethylene Promoted by Zwitterionic Contribution in the Twisted Isomer.

scientific article published on 9 February 2018

Radical Cation of an Oligoarylamine Having a Nitroxide Radical Substituent: A Coexistent Molecular System of Localized and Delocalized Spins.

scientific article published in November 2016

Resonance Balance Shift in Stacks of Delocalized Singlet Biradicals

scientific article published on 01 January 2009

Solvent viscosity-dependent isomerization equilibrium of tetramethoxy-substituted bianthrone

scientific article published on 03 June 2019

Stable Singlet Biradicals of Rare-Earth-Fused Diporphyrin-Triple-Decker Complexes with Low Energy Gaps and Multi-Redox States

scientific article published on 06 February 2019

Stealth fast photoswitching of negative photochromic naphthalene-bridged phenoxyl-imidazolyl radical complexes.

scientific article published on 28 April 2016

Synthesis and Characterization of Teranthene: A Singlet Biradical Polycyclic Aromatic Hydrocarbon Having Kekulé Structures

scientific article published in 2010

Synthesis and characterization of quarteranthene: elucidating the characteristics of the edge state of graphene nanoribbons at the molecular level

scientific article published on 16 January 2013

Synthesis and identification of a trimethylenemethane derivative pi-extended with three pyridinyl radicals

scientific article published in February 2010

Synthesis of sexithiophene-bridged cage compound: a new class of three-dimensionally expanded oligothiophenes

scientific article published on 31 October 2014

Synthesis, Crystal Structure, and Physical Properties of Sterically Unprotected Hydrocarbon Radicals

article

Synthesis, Electronic, and Morphological Properties of Tetrahedral Oligothiophenes with n-Hexyl Terminal Groups

article

Theoretical consideration of singlet open-shell character of polyperiacenes using Clar's aromatic sextet valence bond model and quantum chemical calculations

scientific article published in 2012

Trimacrocyclic arylamine and its polycationic states

scientific article published on 12 November 2008

Voltammetric and in situ frequency modulation atomic force microscopic investigation of phenalenyl derivatives adsorbed on graphite surfaces

scholarly article in Carbon, vol. 77, October 2014

para-Phenylene-bridged spirobi(triarylamine) dimer with four perpendicularly linked redox-active π systems.

scientific article published on September 2010

“Marking” the nitrogen atoms of phenyl-(2-pyridyl)-(3-pyridyl)-(4-pyridyl)-methane. Synthesis and absolute configuration of the corresponding tris(pyridine N-oxide)

scientific article published on 26 May 2011

List of works by Yasukazu Hirao

A facile synthesis of trinaphtho[3.3.3]propellane and its π-extension and the formation of a two-dimensional honeycomb molecular assembly

Alternating covalent bonding interactions in a one-dimensional chain of a phenalenyl-based singlet biradical molecule having Kekulé structures

An N-substituted aza[14]metacyclophane tetracation: a spin-quintet tetraradical with four para-phenylenediamine-based semi-quinone moieties

An extremely simple dibenzopentalene synthesis from 2-bromo-1-ethynylbenzenes using nickel(0) complexes: construction of its derivatives with various functionalities.

Aromaticity and π-bond covalency: prominent intermolecular covalent bonding interaction of a Kekulé hydrocarbon with very significant singlet biradical character

Design and Synthesis of New Stable Fluorenyl-Based Radicals

Dinaphthopentalenes: pentalene derivatives for organic thin-film transistors.

Donor-Donor′-Acceptor Triads Based on [3.3]Paracyclophane with a 1,4-Dithiafulvene Donor and a Cyanomethylene Acceptor: Synthesis, Structure, and Electrochemical and Photophysical Properties

Dual Association Modes of the 2,5,8-Tris(pentafluorophenyl)phenalenyl Radical

Electron transfer of phenalenyl derivative molecules adsorbed at the graphite electrode/aqueous solution interface

Elucidation of Intramolecular Through-Space Electronic Communication in a Propeller-Shaped Molecule

High-spin radical cations of a dendritic oligoarylamine

Intramolecular Interaction, Photoisomerization, and Mechanical C–C Bond Dissociation of 1,2-Di(9-anthryl)benzene and Its Photoisomer: A Fundamental Moiety of Anthracene-Based π-Cluster Molecules

Intramolecular charge transfer in a star-shaped oligoarylamine

Intramolecular spin transfer in a spiro-fused bis(triarylamine).

Investigating the edge state of graphene nanoribbons by a chemical approach: Synthesis and magnetic properties of zigzag-edged nanographene molecules

Isolation of a Hydrogen-Bonded Complex Based on the Anthranol/Anthroxyl Pair: Formation of a Hydrogen-Atom Self-Exchange System

Polarity-Dependent Isomerization of an Unsymmetrical Overcrowded Ethylene Promoted by Zwitterionic Contribution in the Twisted Isomer.

Radical Cation of an Oligoarylamine Having a Nitroxide Radical Substituent: A Coexistent Molecular System of Localized and Delocalized Spins.

Resonance Balance Shift in Stacks of Delocalized Singlet Biradicals

Solvent viscosity-dependent isomerization equilibrium of tetramethoxy-substituted bianthrone

Stable Singlet Biradicals of Rare-Earth-Fused Diporphyrin-Triple-Decker Complexes with Low Energy Gaps and Multi-Redox States

Stealth fast photoswitching of negative photochromic naphthalene-bridged phenoxyl-imidazolyl radical complexes.

Synthesis and Characterization of Teranthene: A Singlet Biradical Polycyclic Aromatic Hydrocarbon Having Kekulé Structures

Synthesis and characterization of quarteranthene: elucidating the characteristics of the edge state of graphene nanoribbons at the molecular level

Synthesis and identification of a trimethylenemethane derivative pi-extended with three pyridinyl radicals

Synthesis of sexithiophene-bridged cage compound: a new class of three-dimensionally expanded oligothiophenes

Synthesis, Crystal Structure, and Physical Properties of Sterically Unprotected Hydrocarbon Radicals

Synthesis, Electronic, and Morphological Properties of Tetrahedral Oligothiophenes with n-Hexyl Terminal Groups

Theoretical consideration of singlet open-shell character of polyperiacenes using Clar's aromatic sextet valence bond model and quantum chemical calculations

Trimacrocyclic arylamine and its polycationic states

Voltammetric and in situ frequency modulation atomic force microscopic investigation of phenalenyl derivatives adsorbed on graphite surfaces

para-Phenylene-bridged spirobi(triarylamine) dimer with four perpendicularly linked redox-active π systems.

“Marking” the nitrogen atoms of phenyl-(2-pyridyl)-(3-pyridyl)-(4-pyridyl)-methane. Synthesis and absolute configuration of the corresponding tris(pyridine N-oxide)