Kozo Toyota

发表

Synthesis and Properties of Azulene-Substituted Donor–Acceptor Chromophores Connected by Arylamine Cores

T. Okujima, Taku Shoji, S. Ito, 2013 .

Application of a diphosphinidenecyclobutene ligand in the solvent-free copper-catalysed amination reactions of aryl halides.

F. Ozawa, M. Yoshifuji, Kozo Toyota, 2004, Chemical communications.

Synthesis of 1-(pyridyl, quinolyl, and isoquinolyl)azulenes by Reissert-Henze type reaction

Taku Shoji, S. Ito, Kozo Toyota, 2010 .

Synthesis of heteroarylazulenes: transition metal free coupling strategy of azulene with heterocycles

Taku Shoji, S. Ito, Masataka Watanabe, 2007 .

Electrophilic ipso-Substitution and Some Unique Reaction Behavior of 1,3,6-Tri-tert-butylazulene

T. Okujima, Taku Shoji, S. Ito, 2009 .

X-ray structure of a sterically protected 1-aza-3-phospha-allene

S. Nagase, K. Hirotsu, Y. Odagaki, 1988 .

ATTEMPTED ISOLATION OF MONOMERIC IMINOPHOSPHINES. FORMATION OF A STERICALLY PROTECTED IMINOPHOSPHINE P-SULFIDE AND DETECTION OF IMINOPHOSPHINES

S. Nagase, N. Inamoto, M. Yoshifuji, 1985 .

Synthesis, Properties, and Redox Behavior of Tris(1‐azulenyltetracyanobutadiene) and Tris[1‐azulenylbis(tetracyanobutadiene)] Chromophores Connected to a 1,3,5‐Tri(1‐azulenyl)benzene Core

T. Okujima, Taku Shoji, S. Ito, 2015 .

Reactions between 1‐Ethynylazulenes and 7,7,8,8‐Tetracyanoquinodimethane (TCNQ): Preparation, Properties, and Redox Behavior of Novel Azulene‐Substituted Redox‐Active Chromophores

T. Iwamoto, Taku Shoji, S. Ito, 2009 .

Preparation of sterically protected 3,4-bis[(2,4,6-tri-tert-butylphenyl)phosphinidene]cyclobutene derivatives having ring-fused structures.

K. Abe, M. Yoshifuji, Naoki Yamada, 2002, Organic letters.

Synthesis and redox behavior of ene–diyne scaffolds that bear ferrocenes at the periphery

Taku Shoji, S. Ito, Kozo Toyota, 2009 .

Synthesis, properties, and redox behavior of tetracyanobutadiene and dicyanoquinodimethane chromophores bearing two azulenyl substituents.

T. Okujima, Taku Shoji, S. Ito, 2013, The Journal of organic chemistry.

Synthesis, Properties, and Crystal Structure of DDQ-Adducts of Ethynylated 2H-Cyclohepta[b]furan-2-ones

Taku Shoji, S. Ito, M. Yasunami, 2014 .

Synthesis, properties, and redox behavior of mono-, bis-, and tris[1,1,4,4,-tetracyano-2-(1-azulenyl)-3-butadienyl] chromophores binding with benzene and thiophene cores.

Taku Shoji, S. Ito, M. Yasunami, 2008, Chemistry.

Simple and efficient preparation of sterically protected 1,4-diphosphafulvenes

M. Yoshifuji, Kozo Toyota, Akitake Nakamura, 2005 .

Synthesis and structures of platinum(0) alkyne complexes with extended pi-conjugated systems

F. Ozawa, M. Okazaki, Kyohei Hayashi, 2008 .

Low-coordinated diphosphinidenecyclobutene ligands: A new entry for Stille cross-coupling of aryl bromides

F. Ozawa, M. Yoshifuji, Kozo Toyota, 2004 .

THE CHEMISTRY OF 2H CYCLOHEPTA[b]FURAN-2- ONE: SYNTHESIS, TRANSFORMATION AND SPECTRAL PROPERTIES

S. Ito, Kozo Toyota, N. Morita, 2009 .

FULL PAPER Synthesis, Properties and Redox Behavior of Tris[1- azulenyltetracyanobutadiene and 1- azulenylbis(tetracyanobutadiene)s] Connected with 1,3,5-Tri(1- azulenyl)benzene Core

T. Okujima, Taku Shoji, S. Ito, 2018 .

Synthesis of 2-Azulenyltetrathiafulvalenes by Palladium-Catalyzed Direct Arylation of 2-Chloroazulenes with Tetrathiafulvalene and Their Optical and Electrochemical Properties.

A. Ohta, T. Okujima, Taku Shoji, 2017, The Journal of organic chemistry.

Synthesis and structures of E- and Z-phosphaethylenes

K. Hirotsu, N. Inamoto, M. Yoshifuji, 1988 .

Synthesis of Heteroarylazulenes: Transition Metal Free Coupling Strategy of Azulene with Heterocycles.

Taku Shoji, S. Ito, M. Yasunami, 2007 .

Preparations and properties of polymers containing 3,4-bis[(2,4,6-tri-t-butylphenyl)phosphinidene]-1,2-di(2-thienyl)cyclobutene moieties

K. Abe, M. Yoshifuji, Naoki Yamada, 2004 .

Reactions of sterically protected phosphaalkenes with some boron reagents

Hiroaki Takahashi, M. Yoshifuji, Kozo Toyota, 1999 .

Preparation and properties of phosphaethynes bearing bulky aryl groups with electron-donating substituents at the para position.

M. Yoshifuji, Kozo Toyota, S. Kawasaki, 2004, Journal of Organic Chemistry.

Preparation of 4,7-Dibromobenzo[b]thiophene as a Versatile Building Block and Synthetic Application to a Bis(ethynylthienyl)oligoarene System

T. Iwamoto, Takuya Yamamoto, Kozo Toyota, 2012 .

The novel transition metal free synthesis of 1,1′-biazulene

Taku Shoji, S. Ito, M. Yasunami, 2007 .

Chemistry of Bis(2-ethynyl-3-thienyl)arene and Related Systems, Part 5: Preparation of an Unsymmetrical 4,4’-Bis(3-thienyl)biphenyl Derivative Containing a 2-[2-(Diphenylphosphino)ethynyl]-3-thienyl Moiety

Kozo Toyota, N. Morita, Y. Tsuji, 2010 .

PREPARATION OF 1,4-BIS[2-{2-(1-METHYL-1H-IMIDAZOL-5-YL)-ETHYNYL}-3-THIENYL]BENZENE AND RELATED COMPOUNDS

Kozo Toyota, K. Okada, Hiroshi Katsuta, 2009 .

Preparations of bis[2-(2-arylethynyl)-3-thienyl]arenes and bis[2-{2-(trimethylsilyl)ethynyl}-3-thienyl]arenes☆

Kozo Toyota, N. Morita, K. Okada, 2009 .

Preparation of Unsymmetrical 1,4-Bis[2-ethynyl-3-thienyl]benzene Derivative

Kozo Toyota, N. Morita, K. Okada, 2009 .

Reactions of 1,2-di(2-thienyl)-3,4-bis[(2,4,6-tri-t-butylphenyl)phosphinidene]cyclobutene

M. Yoshifuji, Kozo Toyota, Akitake Nakamura, 2007 .

Preparation and Properties of Fluorenylidene(phenyl)phosphines Bearing Bulky Groups with Electron-Donating Substituents in the Ortho Position on the Phenyl Group

M. Yoshifuji, Kozo Toyota, S. Kawasaki, 2005 .

The Electronic Effects of Bulky Aryl Substituents on Low Coordinated Phosphorus Atoms in Diphosphenes and Phosphaalkenes by Functionalization at the Para Position

M. Yoshifuji, Kozo Toyota, Akitake Nakamura, 2005 .

Preparation and properties of conjugated polymers containing 1,2-diaryl-3,4-bis[(2,4,6-tri-t-butylphenyl)phosphinidene]cyclobutene units

M. Yoshifuji, Kozo Toyota, Junichi Ujita, 2005 .

Preparation, Methylation, and Coupling Reaction of 1,2-Dithienyl-3,4-bis[(2,4,6-tri-t-butylphenyl)phosphinidene]cyclobutenes

K. Abe, M. Yoshifuji, Kozo Toyota, 2004 .

Preparation of Sterically Protected 3,4-Bis[(2,4,6-tri-t-butylphenyl)phosphinidene]-1,2-bis[4-(4-vinylphenyl)butyl]cyclobutene and Its Polymers

M. Yoshifuji, Naoki Yamada, Kozo Toyota, 2001 .

Preparation and Structure of Dichloropalladium(II) Complexes of Sterically Protected Diphosphinidenecyclobutenes and Their Synthetic Application as Homogeneous Catalyst

T. Abe, M. Yoshifuji, Kozo Toyota, 1995 .

Iodine‐induced E/Z isomerization of sterically protected 3,4‐diphosphinidenecyclobutenes and 1‐phosphaethenes

Katsuya Tashiro, T. Abe, M. Yoshifuji, 1994 .

Preparation and Isomerization of 3,4-Bis(2,4,6-tri-t-butylphenylphosphinidene)cyclobutenes

Katsuya Tashiro, S. Nagase, M. Yoshifuji, 1992 .

Preparation of Group-6 Metal(0) Carbonyl Complexes of Chelate Type Containing Diphosphinidenecyclobutene as a Bidentate Ligand

Katsuya Tashiro, M. Yoshifuji, Kozo Toyota, 1991 .

Preparation of sterically protected 3,4-bis(phosphinidene)cyclobutenes and their isomerism

A. Okamoto, S. Nagase, K. Hirotsu, 1990 .

ISOLATION AND CHARACTERIZATION OF A STABLE DITHIOXOPHOSPHORANE

K. Ando, N. Inamoto, M. Yoshifuji, 1984 .

Isolation and characterization of stable alkylidenephosphines.

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1983 .

Preparation and characterization of sterically protected primary phosphine sulfide and oxide

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1983 .

Rotational Isomers of a 1,2-Diphenyl-3,4-diphosphinidenecyclobutene

Y. Okamoto, M. Yoshifuji, Kozo Toyota, 1997 .

Valence Isomerism between Sterically Protected Methylenephosphine P-Sulfide and 1,2-Thiaphosphirane

Hiroaki Takahashi, M. Yoshifuji, Kozo Toyota, 1996 .

Reaction of 2,4‐di‐t‐butyl‐6‐methylphenylphosphonous dichloride with chloroform in the presence of lithium diisopropylamide

S. Ito, M. Yoshifuji, M. Yasunami, 1996 .

Photoisomerization of benzylidenephosphine containing phosphorus in low coordination state

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1985 .

The first x-ray structure determination of a -phosphaethylene: -2-phenyl-1-(2,4,6-tri-t-butylphenyl)phosphaethylene

K. Hirotsu, N. Inamoto, M. Yoshifuji, 1985 .

2,4-Di-t-butyl-6-methoxyphenyldithioxophosphorane as a probe for the mechanistic studies of Lawesson's Reagent

Delie An, M. Yoshifuji, M. Yasunami, 1994 .

Preparation and Properties of 1,2-Diferrocenyl-Substituted 3,4-Diphosphinidenecyclobutenes and Their Complexes: The First Application of a Diphosphinidenecyclobutene Unit as a Linker of Functional Moieties

M. Yoshifuji, Kozo Toyota, Akitake Nakamura, 2005 .

Preparation and x-ray structure of [2,4-di-t-butyl-6-(N,N-dimethylaminomethyl)phenyl]dithioxophosphorane stabilized by intramolecular coordination

M. Yoshifuji, Kozo Toyota, Kazunori Kamijo, 1994 .

Preparation of [4-t-Butyl-2,6-bis(N,N-dimethylaminomethyl)phenyl]thioxophosphine Sulfide with Intramolecular Participation of Nitrogen Lone Pair in Stabilization

M. Yoshifuji, Kozo Toyota, A. Otoguro, 1994 .

Isolation and characterization of some very stable 1-phospha-allenes: sterically protected iminomethylene- and ethenylidenephosphines

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1984 .

A convenient procedure for palladium catalyzed cyanation using a unique bidentate phosphorus ligand

F. Ozawa, M. Yoshifuji, Kozo Toyota, 2005 .

PREPARATION AND PALLADIUM COMPLEX FORMATION OF SEVERAL (2-PHOSPHAETHENYL)BENZENES

H. Kawanami, M. Yoshifuji, Kozo Toyota, 1996 .

Synthesis and Properties of 6-Methoxy- and 6-Dimethylamino-1-methylthio- and 1,3-Bis(methylthio)azulenes and Triflic Anhydride-Mediated Synthesis of Their Biaryl Derivatives.

T. Okujima, Taku Shoji, S. Ito, 2014 .

Synthesis and Redox Behavior of 1-Azulenyl Sulfides and Efficient Synthesis of 1,1′-Biazulenes

Taku Shoji, S. Ito, T. Asao, 2008 .

Synthesis, properties, and redox behavior of 1,1,4,4-tetracyano-2-ferrocenyl-1,3-butadienes connected by aryl, biaryl, and teraryl spacers.

T. Okujima, Taku Shoji, S. Ito, 2015, Chemistry.

Synthesis of 1,3-bis(tetracyano-2-azulenyl-3-butadienyl)azulenes by the [2+2] cycloaddition-retroelectrocyclization of 1,3-bis(azulenylethynyl)azulenes with tetracyanoethylene.

T. Okujima, Taku Shoji, S. Ito, 2014, Chemistry.

Reactions of Dichlorocarbene with Phosphorus Compounds in Low Coordination (Low-σ) States

M. Yoshifuji, Kozo Toyota, 1994 .

A convenient synthesis of a sterically protected 1,4-diphosphabutatriene and its pentacarbonyltungsten complexes

S. Ito, M. Yoshifuji, Kozo Toyota, 1998 .

PREPARATION AND STRUCTURE OF 2,3-DICHLORO-1,4-BIS(2,4,6-TRI-T-BUTYLPHENYL)-1,4-DIPHOSPHA-1,3-BUTADIENE

S. Ito, M. Yoshifuji, Kozo Toyota, 1995 .

PREPARATION OF STABLE PHOSPHIRANES FROM PHOSPHIDE AND EPOXIDE ASSISTED BY SILICON

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1985 .

Improved Preparative Method for 1,2-Diaryl-3,4-diphosphinidenecyclobutenes and Its Application to the Studies of 1,2-Bis(arylthienyl)-3,4-diphosphinidenecyclobutenes

S. Ito, M. Yoshifuji, Kozo Toyota, 2007 .

Development of a new sterically protecting auxiliary of the metacyclophane type and application to unsymmetrical diphosphenes, 1,3-diphosphaallene and 1,4-diphosphabutatriene.

M. Yoshifuji, Kozo Toyota, Akitake Nakamura, 2002, Chemical communications.

Synthesis and reactions of diphosphenes carrying bulky aryl and phenoxy groups

Delie An, M. Yoshifuji, M. Yasunami, 1995 .

Preparation and X‐ray crystal structure analysis of cis‐2, 4‐bis(2, 4, 6‐tri‐t‐butylphenyl)‐1, 2, 4‐oxadiphosphetane 2, 4‐disulfide and cis/trans isomerization of the corresponding 1, 2, 4‐thiadiphosphetane derivative

K. Okada, K. Hirotsu, M. Yoshifuji, 1993 .

Reaction of Dichlorocarbene with Some Organo-Phosphorus Compounds in Low Coordination States

H. Yoshimura, M. Yoshifuji, Kozo Toyota, 1993 .

Preparation of 1,4-diphosphabutatriene from 3-dichloromethylene-1,2-diphosphirane.

H. Yoshimura, M. Yoshifuji, Kozo Toyota, 1991 .

Sulfurization reaction of 1,3-diphosphaallene. X-ray structure of cis-2,4-bis(2,4,6-tri-t-butylphenyl)-1,2,4-thiadiphosphetane 2,4-disulfide

K. Hirotsu, M. Yoshifuji, Kozo Toyota, 1990 .

Isolation and characterisation of the first stable diphospha-allene: P,P′-bis(2,4,6-tri-t-butylphenyl)-1,3-diphospha-allene

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1984 .

Preparation and Properties of Stabilized Thioxophosphine Sulfides Bearing the 4-t-Butyl-2,6-bis(dialkylaminomethyl)phenyl or the 2,4-Di-t-butyl-6-(dialkylaminomethyl)phenyl Substituents

M. Yoshifuji, Kozo Toyota, Kazunori Kamijo, 1999 .

Thiadiphosphetane disulfide as a metal extractant which shows high Ag+ selectivity

S. Shinkai, T. Nagasaki, H. Iki, 1994 .

Synthesis of Multiply Bonded Phosphorus Compounds Using Silylphosphines and Silylphosphides

M. Yoshifuji, Kozo Toyota, 2003 .

A Stabilized Phosphinothioylidene Generated by Deselenation of a Selenoxothioxophosphorane

M. Yoshifuji, Kozo Toyota, S. Sangu, 1993 .

Isolation and X-Ray Structure of trans-3,5-Bis(2,4,6-tri-t-butylphenyl)-1,2,3,5-dithiadiphospholane 3,5-Disulfide

K. Okada, K. Hirotsu, M. Yoshifuji, 1991 .

P-Coordinated group VI metal(0) pentacarbonyl complexes of multiple-bond organophosphorus compounds in the low coordination state

Takahiro Sato, N. Inamoto, M. Yoshifuji, 1986 .

X-ray analysis of 1-phospha-1,2,3-butatriene as a ligand of carbonyltungsten complex

I. Miyahara, K. Hirotsu, M. Yoshifuji, 1993 .

X-ray Structure of a Pentacarbonyltungsten Complex of 1-Phosphaallene

K. Hirotsu, Takahiro Sato, N. Inamoto, 1990 .

Reaction of Dichlorocarbene with Phosphaethylenes. Preparation of Phosphaallene from Phosphaethylene via Dichlorophosphirane.

H. Yoshimura, M. Yoshifuji, Kozo Toyota, 2010 .

Synthesis and Reactions of Diphosphenes Carrying Bulky Aryl and Phenoxy Groups.

Delie An, M. Yoshifuji, M. Yasunami, 1995 .

Utilization of 2,4-Di-t-butyl-6-(methoxymethyl)phenyl as a New Sterically Protecting Group

M. Yoshifuji, Kozo Toyota, Kazunori Kamijo, 1993 .

Preparation and properties of some stable captodative diphosphenes carrying the N‐(9‐fluorenyl)‐N‐mesitylamino group as an electron‐donating new sterically protecting auxiliary

M. Abe, M. Yoshifuji, Kozo Toyota, 1993 .

Sulfurization Reaction of 1,3-Diphosphaallene. X-Ray Structure of cis-2,4-Bis(2,4,6-tri-t-butylphenyl)-1,2,4-thiadiphosphetane 2,4-Disulfide.

K. Hirotsu, M. Yoshifuji, Kozo Toyota, 1990 .

STRUCTURES OF PHOSPHAETHYLENES AND A 1-PHOSPHAALLENE CONTAINING PHOSPHORUS IN LOWER COORDINATION STATE

S. Nagase, K. Hirotsu, N. Inamoto, 1985 .

Reactions of dichlorocarbene with sterically protected 1-phosphaallene and 1,3-diphosphaallene

A. Okamoto, K. Hirotsu, H. Yoshimura, 1991 .

Reaction of dichlorocarbene with 1‐(2,4,6‐tri‐t‐butylphenyl)‐1‐phosphaallenes

I. Miyahara, K. Hirotsu, M. Shibata, 1994 .

Preparation and X‐Ray Crystal Structure Analysis of cis‐2,4‐Bis(2,4,6‐ tri‐tert‐butylphenyl)‐1,2,4‐oxadiphosphetane 2,4‐Disulfide and cis/ trans‐Isomerization of the Corresponding 1,2,4‐Thiadiphosphetane Derivative.

K. Hirotsu, M. Yoshifuji, Kozo Toyota, 1993 .

Preparation and Hydrolysis of Some Sterically Protected 1-Aza-3-phosphaallenes

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1990 .

X-ray structure of 3-diphenylmethylene-2-(2,4,6-tri-t-butylphenyl)thiaphosphirane 2-sulfide: The first thiaphosphirane with exo-methylene

A. Okamoto, K. Hirotsu, M. Yoshifuji, 1990 .

Reactions of a sterically protected 2,3‐dichloro‐1,4‐diphospha‐1,3‐butadiene with some alkyl and hydrido lithium reagents

S. Ito, M. Yoshifuji, Kozo Toyota, 2000 .

Preparation of 1,4‐Diphosphabutatriene from 3‐Dichloromethylene‐1,2‐ diphosphirane.

H. Yoshimura, M. Yoshifuji, Kozo Toyota, 1992 .

Formation and Rearrangement of Dithioxo- and Diselenoxophosphoranes Carrying Bulky 4-t-Butyl-2,6-bis(methoxyalkyl)phenyl Groups

Takeshi Sato, M. Yoshifuji, Masahiko Nakazawa, 2000 .

The first x-ray analysis of a phospha[3]radialene

I. Miyahara, K. Hirotsu, H. Yoshimura, 1992 .

Reaction of dichlorocarbene with sterically protected phosphabutatriene. Formation of a stable dimethylenephosphirane

H. Yoshimura, M. Yoshifuji, Kozo Toyota, 1991 .

Preparation and properties of fluorenylidenephosphines bearing an electron-donating substituent, 2-alkoxy-4,6-di-t-butylphenyl or 2-(alkoxymethyl)-4,6-di-t-butylphenyl

M. Yoshifuji, Kozo Toyota, S. Kawasaki, 2002 .

Preparation and 31P NMR study of some low‐coordinated organophosphorus compounds bearing the 2,4‐di‐t‐butyl‐6‐isopropylphenyl group

Y. Matsushita, N. Shinohara, M. Yoshifuji, 2001 .

Sterically Protected Unusual Phosphorus Compounds in Lower Coordination States: Diphosphenes, Phosphaethylenes, and 1-Phospha- and 1,3-Diphosphaallenes

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1987 .

ISOLATION AND CHARACTERIZATION OF THE FIRST STABLE DIPHOSPHAALLENE: P,P′-BIS(2,4,6,-TRI-TERT-BUTYLPHENYL)-1,3-DIPHOSPHAALLENE

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1984 .

Reactions of (THF) W(CO)5 with some diphosphenes carrying bulky aryl and phenoxy groups

Delie An, M. Yoshifuji, M. Yasunami, 1996 .

Stable dithioxophosphorane, diselenoxophosphorane, and selenoxophosphine bearing 2,4-Di-t-butyl- 6-(dimethylamino)phenyl group as a new sterically protecting auxiliary

M. Yoshifuji, Kozo Toyota, Masaru Hirano, 1993 .

Application of 1,2-Bis(2-bromo-3,5-di-t-butylphenyl)ethane to preparation of compounds having two diphosphene units

N. Shinohara, M. Yoshifuji, Kozo Toyota, 1996 .

Preparation of Some Multifunctionalized Methylenephosphines by Reactions of Chloro[(2,4,6-tri-t-butylphenyl)phosphinidene]methyllithiums with Carbonyl Compounds

S. Ito, M. Yoshifuji, M. Yasunami, 1995 .

Synthesis and Structure of a Diphospha[4]radialene

Katsuya Tashiro, M. Yoshifuji, Kozo Toyota, 1993 .

Separation of an optically active phosphaallene of pseudo axial dissymmetry

Y. Okamoto, M. Yoshifuji, Toshikage Asakura, 1990 .

A New Preparative Route to Phosphaethynes from Dichlorophosphaethenes by Lithiation, Photoisomerization, and Re-lithiation Involving Migration.

H. Kawanami, N. Inamoto, M. Yoshifuji, 1992 .

Preparation and characterization of sterically protected primary phosphine sulfide and oxide

N. Inamoto, M. Yoshifuji, Kozo Toyota, 1984 .

Oxidation of a diphosphene and dechlorination of an arylphosphonic dichloride: isolation of the diphosphene oxide

K. Ando, I. Shima, N. Inamoto, 1983 .

Preparation and photoisomerization of 2-phosphaethenylbenzenes having more than one phosphorus=carbon double bond

H. Kawanami, M. Yoshifuji, Kozo Toyota, 1997 .

Structures of dibenzocycloheptenylidene‐ and fluorenylidene‐(2,4,6‐tri‐t‐butylphenyl)phosphines and their reactions with sulfur

K. Hirotsu, Hiroaki Takahashi, M. Yoshifuji, 1997 .

Preparation and Structure of Sterically Protected Diethynylphosphines and Dibutadiynylphosphines

M. Shibata, M. Yoshifuji, Kozo Toyota, 1995 .

Silica gel-assisted synthesis of benzo[b]thiophenes from o-(alkylsulfanyl)(ethynyl)benzenes

Hiroki Tanaka, Kozo Toyota, Taisei Hanagasaki, 2022, Results in Chemistry.

An efficient and regioselective iodination of electron-rich aromatic compounds using N-chlorosuccinimide and sodium iodide

Takuya Yamamoto, Kozo Toyota, N. Morita, 2010 .

Preparation and Structure of Dithioxo‐ and Diselenoxophosphoranes Stabilized by Intramolecular Coordination with a Dialkylamino Group

M. Yoshifuji, Kozo Toyota, Kazunori Kamijo, 1996 .

Preparation of 1,4-bis(2-ethynyl-3-thienyl)benzenes as versatile spacers for connection of heterocycles

Y. Goto, Kozo Toyota, N. Morita, 2007 .

Synthesis and Properties of (3‐Phenyl‐1‐azulenyl)tetracyanobetadienes and Tris(aryltetracyanobetadiene)s Connected with 1,3,5‐Tri(1‐azulenyl)benzene Core

T. Okujima, Taku Shoji, S. Ito, 2016 .

Synthesis and Properties of Ferrocenylmethylene-Bridged Calix[4]azulene and a New Example of Bis(1-azulenyl)ferrocenylmethylium Ion

T. Iwamoto, Taku Shoji, S. Ito, 2009 .

Preparation and X-ray analysis of 2,2′,3,3′-tetraphosphinidene-1,1′-bicyclobutyl

M. Yoshifuji, Naoki Yamada, Kozo Toyota, 1998 .

Synthesis and Structure of a Diphospha(4)radialene.

Katsuya Tashiro, M. Yoshifuji, Kozo Toyota, 1993 .

Low‐Coordinated Diphosphinidenecyclobutene Ligands: A New Entry for Stille Cross‐Coupling of Aryl Bromides.

F. Ozawa, M. Yoshifuji, Kozo Toyota, 2005 .

Preparation of 1,4-bis(2-ethynyl-3-thienyl)benzene derivatives linked by oligo(ethyleneglycol) Chain

T. Iwamoto, Kozo Toyota, N. Morita, 2011 .

Preparation of 1,4-Bis(3-ethynylthieno〔3,2-b〕thiophen-2-yl)benzene derivatives as peptide-inspired molecules

T. Iwamoto, Kozo Toyota, N. Morita, 2009 .

Chemistry of bis(2-ethynyl-3-thienyl)arene and related systems. Part 6: preparation of 1,4-bis(2-ethynyl-3-thienyl)benzene derivatives containing fluorine atoms at the 2,3- or 2,5-positions of the benzene ring

Kozo Toyota, N. Morita, Y. Tsuji, 2009 .

Synthesis and Redox Behavior of 1,3‐Bismethylthio‐) and 1,3‐Bis(phenylthio)azulenes Bearing 2‐ and 3‐Thienyl Substituents by Palladium‐Catalyzed Cross‐Coupling Reaction of 2‐ and 6‐Haloazulenes with Thienylmagnesium Ate Complexes

T. Iwamoto, Taku Shoji, M. Yasunami, 2009 .

Synthesis of 5-Heteroaryl- and 5,7-Bis(heteroaryl)azulenes by Electrophilic Substitution of 1,3-Di-tert-Butylazulene with Triflates of N-Containing Heterocycles

Taku Shoji, Kozo Toyota, N. Morita, 2010 .

Heteroarylation of 1‐Azulenyl Methyl Sulfide: Two‐Step Synthetic Strategy for 1‐Methylthio‐3‐(heteroaryl)azulenes Using the Triflate of N‐Containing Heterocycles

Taku Shoji, M. Yasunami, Kozo Toyota, 2008 .

Synthesis of 5-heteroarylazulenes: first selective electrophilic substitution at the 5-position of azulene

Taku Shoji, Masataka Watanabe, M. Yasunami, 2007 .

Synthesis, Properties, and Crystal Structure of DDQ-Adducts of Ethynylated 2H-Cyclohepta[b]furan-2-ones

Taku Shoji, M. Yasunami, Erika Shimomura, 2014 .

Synthesis and redox behavior of 1,2-dihydro-1-oxabenz[a]azulen-2-ones

Shohei Yamazaki, Masayuki Takahashi, R. Sekiguchi, 2014 .

Synthesis and liquid crystalline behavior of azulene-based liquid crystals with 6-hexadecyl substituents on each azulene ring

K. Ohta, Kosuke Nakagawa, J. Kawakami, 2010 .

Synthesis of 1,6′-Bi- and 1,6′:3,6′′-Terazulenes from 1-Pyridyl- and 1,3-Di(pyridyl)azulenes by the Ziegler–Hafner Method

T. Okujima, Taku Shoji, Erika Shimomura, 2013 .

Synthesis and Reactivity of 3-Methylsulfinyl-2H-cyclohepta[b]furan-2-ones

Taku Shoji, Masataka Watanabe, M. Yasunami, 2008 .

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Reaction of 2H-Cyclohepta[b]furan-2-ones with Pyridinium Salts of Trifluoromethanesulfonic Anhydride

Taku Shoji, Kozo Toyota, N. Morita, 2006 .

Synthesis and Redox Behavior of 1,2‐Dihydro‐1‐oxabenz[a]azulen‐2‐ones.

Shohei Yamazaki, Masayuki Takahashi, R. Sekiguchi, 2014 .

Preparation and Properties of Captodative 1-Amino-2-aryldiphosphenes Carrying Bis(trifluoromethyl)phenyl or Tris(trifluoromethyl)phenyl Group

M. Abe, M. Yoshifuji, Kozo Toyota, 1992 .

Solvent free amination reactions of aryl bromides at room temperature catalyzed by a (pi-allyl)palladium complex bearing a diphosphinidenecyclobutene ligand.

F. Ozawa, M. Yoshifuji, Kozo Toyota, 2004, The Journal of organic chemistry.