N. Furukawa

发表

SYNTHESES AND SOME PROPERTIES OF SULFOXIDES, SULFILIMINES, AMINOSULFONIUM SALTS AND SULFOXIMINES CONTAINING PYRIDINE NUCLEI

S. Ōae, S. Ogawa, F. Takahashi, 1983 .

Strategies for Developing New Reactions of Organic Sulfur Compounds Containing Pyridine and Related Heterocycles

N. Furukawa, 1986 .

Extremely facile ligand-exchange and disproportionation reactions of diaryl sulfoxides, selenoxides, and triarylphosphine oxides with organolithium and Grignard reagents

S. Ogawa, Kazunori Matsumura, H. Fujihara, 1991 .

Reactivity of diselenide dication salt, 1,5-diselenoniabicyclo[3.3.0]octane bis(hexafluorophosphate) toward aromatics. A new mode of aromatic substitution and redox reaction

H. Fujihara, N. Furukawa, A. Nakamura, 1990 .

Structures of Bis(phenylthio/seleno)dibenzothio/selenophenes with Short Intramolecular S...S and Se...Se Contacts

N. Furukawa, M. Yasui, F. Iwasaki, 1995 .

KINETICS OF THE REACTION OF SULFIMIDES WITH POTASSIUM HYDROXIDE IN METHANOL

T. Masuda, S. Ōae, T. Aida, 1979 .

Crystal structure of S,S’-4,4’-diphenyl ether 2,5-bis(trimethylsilyl)thiophenium bis(triflate), C32H48OS2Si4(CF3SO3)2

Shao-Zhong Zhang, N. Furukawa, E. Horn, 2000 .

Crystal structure of S-[4-(2,6-dimethylphenylselenide)-3,5-dimethylphenyl]-dibenzothiophenium bis(triflate) hydrate, [C20H16SSe0.5]2 · (CF3O3S)2 · 2.78H2O

T. Nakahodo, Shao-Zhong Zhang, S. Sato, 2000 .

Recent progress in hypervalent organochalcogenuranes bearing four carbon ligands

O. Takahashi, N. Furukawa, S. Sato, 1998 .

Reactivity of 1,1'-Spirobi(3H-2,1-benzoxatellurole)-3,3'-dione (10-Te-4(C2O2)) with Organic Phosphorus Reagents: The First Synthesis of a Tellurane with Two Carbon- and Two Sulfur-Tellurium Bonds, 1,1'-Spirobi(3H-2,1-benzothiatellurole)-3,3'-dione (10-Te-4(C2S2)).

Y. Takaguchi, N. Furukawa, 1996 .

Synthesis and Structural Determination of 1,1′-Spirobi(3H-2,1-benzoxatellurole)-3-one ([10-Te-4(C2O2)]): Conversion of Diacyloxyspirotellurane to Alkoxyspirotellurane by Reduction with Lithium Aluminium Hydride

Y. Takaguchi, N. Furukawa, 1996 .

First synthesis and structural determination of 1, 1′‐spirobis(3H‐2, 1‐benzoxatellurole)‐3, 3′‐dione ([10‐Te‐4(C202)])

Y. Takaguchi, N. Furukawa, 1995 .

Molecular dynamics of sterically hindered dihalo- and diacyloxydiaryltelluranes

Y. Takaguchi, H. Fujihara, N. Furukawa, 1995 .

Low‐temperature 1H, 13C, 77Se, and 125Te NMR studies on the apical‐apical ligand exchange via the hypervalent tellurium and selenium ate complexes [10‐M‐3(C3); M = Se, Te] in the reactions of diaryl tellurides and selenides with aryllithium reagents

N. Furukawa, T. Erata, Yutaka Masutomi, 1995 .

First Crucial Evidence for Apical-Apical Exchange via a Hypervalent Tellurium Ate Complex in the Reactions of Diaryl Tellurides with Aryllithium Reagents.

S. Ogawa, N. Furukawa, T. Erata, 1992 .

NMR studies on the ligand exchange reactions between diaryl tellurides and phenyllithium: Detection of hypervalent triaryl tellurium ate complexes

S. Ogawa, N. Furukawa, T. Erata, 1992 .

Dynamic NMR studies on the solution-state structure and the pseudorotation of bis(2,2′-biphenylylene)selenurane and tellurane

S. Ogawa, N. Furukawa, Soichi Sato, 1992 .

Two-dimensional hexagonal hydrogen-bonded network with triangle-like large cavities: hexakis(4-carboxyphenyl)benzene

Kenji Kobayashi, N. Furukawa, E. Horn, 2000 .

Creation of Organo-Sulfur, -Selenium- and - Tellurium Multi-Cation Species

N. Furukawa, 1998 .

LIGAND EXCHANGE AND LIGAND COUPLING VIA THE σ-SULFURANE INTERMEDIATE IN THE REACTION OF ALKYL 2-PYRIDYL SULFOXIDE WITH GRIGNARD REAGENTS: CONVENIENT PREPARATION OF 2,2′-BIPYRIDINES

S. Ōae, N. Furukawa, T. Kawai, 1987 .

Ab initio study of the 1,5-dithiacyclooctane radical cation and its dimer dication

O. Takahashi, O. Kikuchi, N. Furukawa, 2001 .

Ab initio molecular orbital study of dications of 1,5-dichalcogenacyclooctanes

O. Takahashi, O. Kikuchi, N. Furukawa, 2000 .

FORMATION AND STABILITY OF NEW HYBRID DICHALCOGENA DICATIONS(S-SE, S-TE AND SE-TE) BEARING (2-METHYLCHALCOGENOMETHYL)PHENYL SKELETON

N. Furukawa, Soichi Sato, H. Naka, 1999 .

First molecular and electronic structure determination of the dicationic salt of 1,11-(methanoselenomethano)-5H,7H-dibenzo[b,g] [1.5]diselenocin by X-ray crystallographic analysis and ab initio calculation

O. Takahashi, T. Nakahodo, N. Furukawa, 1997 .

An Ab Initio Molecular Orbital Study of Lithiopyridines

O. Kikuchi, H. Togo, N. Furukawa, 1987 .

First Synthesis and Structure of Hexavalent Organic σ-Perselenurane Species (λ6-Selane): Bis(2,2′-biphenylylene)difluoroperselenurane [12-Se-6(C4F2)]

H. Arakawa, N. Furukawa, E. Horn, 1998 .

First Isolation and Molecular Structure of Bis(2,2‘-biphenylylene)sulfuranyl Bis(tetrafluoroborate) [8−S−4(C4)]2+

O. Takahashi, N. Furukawa, E. Horn, 1997 .

A Study of the Acid Dissociation of Furan- and Thiophenedicarboxylic Acids and of the Alkaline Hydrolysis of Their Methyl Esters

S. Ōae, Takao Watanabe, N. Furukawa, 1965 .

Preparation of bipyridyl derivatives via α-lithiation of pyridyl phenyl sulfoxides, substitution with electrophiles and cross-coupling reactions with Grignard reagents

H. Fujihara, N. Furukawa, T. Shibutani, 1989 .

Preparation of pyridyl grignard reagents and cross coupling reactions with sulfoxides bearing azaheterocycles

H. Fujihara, N. Furukawa, T. Shibutani, 1987 .

Selective ipso-substitution in pyridine ring and its application for the synthesis of macrocylces containing both oxa- and thia-bridges

S. Ōae, S. Ogawa, N. Furukawa, 1983 .

ipso-Substitution of a sulphinyl or sulphonyl group attached to pyridine rings and its application for the synthesis of macrocycles

S. Ōae, S. Ogawa, N. Furukawa, 1984 .

Chalcogenuranyl dications bearing unusual bonds and charges

N. Furukawa, Soichi Sato, 2002 .

First Isolation and Molecular Structure of Sulfuranyl Dication Compounds [8-S-4(C4)]2+

N. Furukawa, E. Horn, Soichi Sato, 1999 .

New Aspects of Hypervalent Organosulfur Compounds

N. Furukawa, Soichi Sato, 2000 .

Isolation and structure of bis(2,2′-biphenylylene)dichloro- and -difluoropertelluranes, [12-Te-6(C4X2), X = Cl, F] (λ6-tellane)

O. Takahashi, T. Yamashita, K. Yamaguchi, 1997 .

Heteroaromatic Sulfoxides and Sulfones: Ligand Exchange and Coupling in Sulfuranes and Ipso-Substitutions

S. Ōae, N. Furukawa, 1990 .

Reactions of pyridyl and quinolyl sulfoxides with grignard reagent: A convenient preparation of pyridyl and quinolyl grignard reagents

S. Ōae, Kazunori Matsumura, H. Fujihara, 1986 .

Reactions of Selenurane [10-Se-4(C4)] with Alcohols, Thiols and Selenol. A Quest for Formation of a New σ-Selenurane [10-Se-4(C30)], [10-Se-4(C3S)] or [10-Se-4(C3Se)]

N. Furukawa, Soichi Sato, 1994 .

A new tetracoordinated cyclic diazaselenurane with amino and ammonio groups as two unsymmetrical apical ligands and its bisammonioselenurane

H. Fujihara, N. Furukawa, T. Erata, 1993 .

A new mode for the generation of o-xylylene by peri-selenium participation from 8,-13-dihydrobenzo[g]naphtho[1,8-bc][1,5]diselenonin under irradiation

H. Fujihara, N. Furukawa, M. Yabe, 1993 .

Formation of Unusual Valent Organic Sulfur and Selenium Compounds via Transannular Interaction

N. Furukawa, 1993 .

Preparation of Sterically Congested 1,9-Disubstituted Dibenzoselenophenes by Ligand Coupling Reactions and Formation of New Dithia and Diselena Dications on Chemical and Electrochemical Oxidations

S. Ogawa, Y. Ishikawa, N. Furukawa, 1992 .

Formation of Dication and Hypervalent Bond from 5H,7H-Dibenzo[b,g][1,5]Selenazocine

H. Fujihara, N. Furukawa, H. Mima, 1992 .

Hypervalent selenurane with chalcogenium cation (selenium+, sulfur+) from 1,11-(methanoselenomethano)-5H,7H-dibenzo[b,g][1,5]diselenocin and its sulfur derivative: interconvertible redox structures by multicenter chalcogenide participation

H. Fujihara, N. Furukawa, T. Erata, 1992 .

Chemistry of Dications as a Novel Unusual Valency of Chalcogen Elements (S, Se, Te)

H. Fujihara, N. Furukawa, 1991 .

New hypervalent .sigma.-selenanes with a transannular selenium-nitrogen bond from N-methyl-5H,7H-dibenzo[b,g][1,5]selenazocine

H. Fujihara, N. Furukawa, H. Mima, 1991 .

Transannular interaction between selenium and sulfur atoms in 5H,7H-dibenzo[b,g][1,5]selenathiocin : formation of a new heteroatom dication [>Se+-+S<]

H. Fujihara, N. Furukawa, H. Mima, 1990 .

Chemical and electrochemical reduction of diselenide dication salt, 1,5-diselenoniabicyclo[3.3.0]octane bis(hexafluorophosphate)

H. Fujihara, N. Furukawa, A. Nakamura, 1990 .

1,5-Diselenacyclo-octane: synthesis and the first isolation of the diselenide PF6– salt [R2Se+–Se+R2]

H. Fujihara, N. Furukawa, T. Erata, 1989 .

One-pot Diels-Alder reaction of N-p-tosylaldimines generated by BF3Et2O catalyzed transformation of naphtho[1,8-de]dithiin-1-N-p-tosylsulfilimines

N. Furukawa, Takeshi Kimura, T. Fujii, 1995 .

Studies on Dichalcogena Dications of 2-Center-2-electron and 3-Center-4-electron Bonds: Isolation and Intermediary Formation

N. Furukawa, 1997 .

ABSOLUTE CONFIGURATION AND CIRCULAR DICHROISM OF S-o-METHOXYPHENYL-S-PHENYLSULFIMIDES AND SULFOXIMIDES

S. Ōae, N. Furukawa, K. Kuriyama, 1976 .

Synthesis, stereochemistry, and circular dichroism of optically active o-substituted diphenyl sulphilimines and related compounds

S. Ōae, N. Furukawa, T. Numata, 1976 .

Ligand exchange reactions of aryl pyridyl sulfoxides with grignard reagents: Convenient preparation of 3- and 4-pyridyl grignard reagents and examination of the leaving abilities of pyridyl anions

S. Ōae, H. Fujihara, N. Furukawa, 1991 .

Preparation of Optically Active Sulfoxides Bearing Heterocycles and Stereoselective Methylation Using Their α-Sulfinyl Carbanions

S. Ogawa, N. Furukawa, T. Sagae, 1991 .

STEREOCHEMISTRY OF THE ALKALINE HYDROLYSIS OF N-CHLOROSULFIMIDES TO SULFOXIMIDES

T. Akasaka, S. Ōae, N. Furukawa, 1978 .

Oxygen exchange reaction of sulfoxides with dimethyl sulfofide

S. Ōae, N. Furukawa, M. Kise, 1968 .

Catalytic reduction of dimethyl sulfoxide and other sulfoxides with bromine - hydrobromic acid system.

S. Ōae, T. Aida, N. Furukawa, 1973 .

Artificial allosteric ionophore: regulation of ion recognition of polyethers bearing bipyridine moieties by copper(I)

T. Inaba, T. Nabeshima, N. Furukawa, 1993 .

Transition metal induced selective alkaline metal ion transport by asynthethic ionophore with double recognition sites for metals

T. Inaba, T. Nabeshima, N. Furukawa, 1987 .

Remote Pummerer Reaction via Intermolecular Through-Space Interaction between Sulfonium and Sulfenyl Sulfur Atoms.

Kenji Kobayashi, E. Koyama, N. Furukawa, 1999, The Journal of organic chemistry.

Oxidative Decarboxylation of Phenylacetic Acid

S. Ōae, Takao Watanabe, N. Furukawa, 1968 .

Preparation of S,S-diphenylsulfilimines, -sulfoximines, and -N-(p-tolylsulfonyl)sulfonediimines N-substituted with sulfur groups of different oxidation states

S. Ōae, N. Furukawa, K. Akutagawa, 1984 .

Camphoryl sulfide as a chiral auxiliary and a mediator for one-step synthesis of optically active 1,2-diaryloxiranes

H. Fujihara, N. Furukawa, Y. Sugihara, 1989 .

Preparation of alkyl bromides from the corresponding alcohols and Me2SBr2

S. Ōae, Teruhiko Inoue, T. Aida, 1973 .

Ligand coupling through σ-sulfurane — complete retention of configuration of 1-phenylethyl group in the reaction of 1-phenylethyl 2-pyridyl sulfoxide with grignard reagent1

S. Ōae, N. Furukawa, T. Kawai, 1984 .

A convenient preparation of bipyridines through ligand coupling reaction with a-sulfurane formed by treatment of methyl 2-pyridyl sulfoxide with grignard reagents

S. Ōae, N. Furukawa, T. Kawai, 1984 .

Preparation of N-p-tosylaldimines by the intramolecular photo-imino group migration of naphtho[1,8-de]dithiin-1-N-tosylsulfilimines

N. Furukawa, Takeshi Kimura, T. Fujii, 1995 .

New consecutive photochemical reactions of naphtho[1,8-de]-1,3-dithiin-1-N-tosylsulfilimines via the through-space interaction between two sulfur atoms; A convenient method for preparation ofN-tosylaldimines

N. Furukawa, E. Horn, T. Fujii, 1998 .

Sulphoxide substituted pyridines as phase-transfer catalysts for nucleophilic displacements and alkylations

S. Ōae, S. Ogawa, N. Furukawa, 1984 .

Transannular and intermolecular interactions between chalcogen atoms: syntheses and properties of dichalcogena dications and trichalcogena hypervalent dications

Kenji Kobayashi, N. Furukawa, Soichi Sato, 2000 .

Through-bond interaction between sulfonium and sulfenyl sulfur atoms having anthracene and naphthalene spacers

Kenji Kobayashi, E. Koyama, N. Furukawa, 1999 .

Photochemical studies on the through-space S…S interaction of 2-phenylnaphtho[1,8-de][1,3]dithiin 1-oxide, 5-phenyl[1]benzothieno[4,3,2-def][1,3]benzodithiepin 4-oxide, and 2-phenyldibenzo[d,f][1,3]dithiepin 1-oxide

O. Takahashi, N. Furukawa, E. Horn, 1999 .

Unusually facile dealkylation of alkyl 2-(methylthiomethyl)phenyl sulfoxides with triflic anhydride via dithia dications: Stereochemical and kinetic studies

N. Furukawa, Soichi Sato, H. Naka, 1999 .

Ab initio conformational analysis of 1,5‐dithiacyclooctane, 1,5‐diselenacyclooctane, and 1,5‐ditelluracyclooctane

O. Takahashi, O. Kikuchi, N. Furukawa, 1999 .

Remote Oxygen Migration Reaction between Sulfur Atoms in 1,4-Bis(methylthio)benzene Derivatives: Possible Formation of Bis(dithia dication) Dimer as an Intermediate

Kenji Kobayashi, N. Furukawa, Takanobu Obinata, 1997 .

Ethoxy Group Scrambling in the Sterically Restricted Ethoxysulfonium Salts, 1-(Methylethoxysulfonio)-9-(methylthio)dibenzothiophene and Its Analogous Compounds.

N. Furukawa, Takeshi Kimura, Takanobu Obinata, 1997 .

Synthesis, electrochemical and chemical oxidations, and peri selenium participation of macrocyclic polyselenides containing naphthalene rings

H. Fujihara, N. Furukawa, M. Yabe, 1996 .

Comparisons of reactivities in photolysis and thermolysis reactions of 1,9-bis(alkylthio)dibenzothiophenes with stabilities of their dithia dications in concentrated sulfuric acid

N. Furukawa, E. Horn, Takeshi Kimura, 1996 .

Simple preparation of sterically congested 1,9‐disubstituted dibenzothiophenes and formation of their dithia dications via transannular S‐S interaction

S. Ogawa, N. Furukawa, F. Iwasaki, 1993 .

Preparation and reactivity of dichalcogenide (S, Se) dication salts from medium-sized cyclic bis-sulfide and bis-selenides

H. Fujihara, N. Furukawa, R. Akaishi, 1993 .

σ-Bonded Dications from Medium-Sized Selenium and Tellurium Heterocycles

H. Fujihara, N. Furukawa, 1992 .

A NEW TYPE OF REDUCTIVE CLEAVAGE OF DISULFIDE IN QUADRUPLY ORTHO-SUBSTITUTED DIPHENYL DISULFIDE BY NEIGHBORING THIOLATE ANION

H. Fujihara, N. Furukawa, Jer-Jye Chiu, 1991 .

Peri interaction between selenium atoms in dinaphtho[1,8-b,c]-1,5-diselenocin and 1,8-bis(methylseleno)naphthalene

H. Fujihara, N. Furukawa, M. Yabe, 1991 .

Formation, characterization and reactivity of a selenaza dication [R2Se+–N+R3] from N-methyl-5H,7H-dibenzo[b,g][1,5]selenazocine

H. Fujihara, N. Furukawa, T. Erata, 1991 .

A new preparative method and reactivity of diselenide dication salt from 5H,7H-dibenzo[b,g][1,5]diselenocine

H. Fujihara, N. Furukawa, Jer-Jye Chiu, 1991 .

Electrochemical Property and Formation of the Cation Radical and Dication of Dinaphtho[1,8-b,c]-1,5-dithiocin

H. Fujihara, N. Furukawa, Jer-Jye Chiu, 1990 .

Dications from Cyclic Polythioethers

H. Fujihara, N. Furukawa, 1990 .

Molecular structure of dithia dications and some aspects of their chemistry

H. Fujihara, N. Furukawa, 1989 .

A Mild, High-Yield Conversion of Thiols into Disulfides Using Disulfide Dication Salt: A New Redox System

H. Fujihara, N. Furukawa, R. Akaishi, 1989 .

Formation of Chlorosulfonium Salt of 1,5-Dithiacyclooctane and Transannular Sulfur–Sulfur Interaction in Hydrolysis of Its Salt

H. Fujihara, N. Furukawa, R. Akaishi, 1987 .

The halogen–dimethyl sulphoxide system as an oxidizing reagent; a convenient method for preparation of diaryl di- and tri-ketones

T. Akasaka, S. Ōae, T. Aida, 1977 .

Mechanical Resolution of 1-Phenylethyl 2-Pyridyl Sulfide and Determination of Its Absolute Configuration

S. Ōae, N. Furukawa, F. Iwasaki, 1984 .

Reduction of Sulfoxides to Sulfides Mediated by Ferrocene and Trifluoroacetic Anhydride

Kenji Kobayashi, N. Furukawa, Yasuo Kubota, 2000 .

Pyrolysis of N-p-toluenesulphonylsulphilimines

S. Ōae, N. Furukawa, K. Tsujihara, 1971 .

The stereochemistry of Ei reaction of N-p-toluenesulphonyl sulphilimines☆

S. Ōae, N. Furukawa, K. Tsujihara, 1971 .

The elimination reaction of N-sulfonylsulfilimine

S. Ōae, N. Furukawa, K. Tsujihara, 1970 .

Generation and characterization of new sulfenate salts via ipso-substitution of azaheterocyclic sulfoxides†

S. Ogawa, N. Furukawa, Y. Konno, 1992 .

Generation of sulfenate salts via ipso-substitution of azaheterocyclic sulfoxides. First preparation and characterization of sodium 2-pyridinesulfenate.

S. Ogawa, H. Fujihara, N. Furukawa, 1989 .

Reactions of Sulfoxides Bearing ortho-Sulfur Functional Groups and Thianthrene Monooxide with Grignard Reagents

S. Ogawa, Kazunori Matsumura, H. Fujihara, 1990 .

Asymmetric oxidation and determination of the configurations of an optically pure sulfoxide and an I-menthoxysulfonium salt of 1,9-bis(methylthio)dibenzothiophene by x-ray crystallographic analysis

N. Furukawa, Takeshi Kimura, H. Nakayama, 1996 .

Rearrangements of the Allyl Group in the Thermolysis of 1,8-Bis(allylthio)-and 1,8-Bis(allylseleno)naphthalene Monooxides via Through-space Interaction between Two Sulfur and Selenium Atoms

N. Furukawa, H. Shima, 1995 .

The Simple Preparation of Aldehydes and Ketones by the Photo-Oxygen Rearrangement of Naphtho(1,8-de)dithiin Monooxides.

H. Fujihara, N. Furukawa, Takeshi Kimura, 1994 .

First isolation and characterization of sulfenium cation salts stabilized by the coordination of two nitrogen atoms

Katsutoshi Kobayashi, N. Furukawa, E. Horn, 1998 .

Catalytic Oxidation of Mercaptans by Iodine-Hydrogen Iodide System in Dimethyl Sulfoxide

T. Akasaka, S. Ōae, T. Aida, 1976 .

1,3-Dipole in sulfilimine-phosphine system. IV. Preparations of acid anhydride, amide, ester and thioester.

S. Ōae, T. Aida, N. Furukawa, 1975 .

One step synthesis of aziridines by the Michael type addition of free sulfimides: Preparation and absolute configuration of optically active acylaziridines

T. Akasaka, S. Ōae, N. Furukawa, 1980 .

Ligand coupling within σ-sulphurane intermediates formed in the reaction of benzyl 2-pyridyl and related sulphoxides with Grignard reagents

S. Ōae, N. Furukawa, F. Iwasaki, 1987 .

STEREOSELECTIVE PUMMERER REARRANGEMENT OF PHENYLSULFINYLCYCLOPROPANES WITH ACETIC ANHYDRIDE

T. Masuda, S. Ōae, N. Furukawa, 1977 .

NON-CARBONIUM ION CHARACTER OF THE INTERMEDIATE IN THE PUMMERER REACTION OF PHENYLSULFINYLCYCLOPROPANES AND (PHENYLSULFINYLMETHYL)CYCLOPROPANE WITH ACETIC ANHYDRIDE

T. Masuda, S. Ōae, N. Furukawa, 1977 .

Reaction of Sulfilimine and Sulfonium Ylide with Hydroxide or Methoxide Ion in Methanol

T. Masuda, S. Ōae, N. Furukawa, 1974 .

Sulfilimine. XVII. Syntheses and Reactions of N-Carbamoylsulfilimines

T. Masuda, S. Ōae, N. Furukawa, 1972 .

NUCLEOPHILIC SUBSTITUTION ON SULFUR WITH RETENTION OF CONFIGURATION IN THE FORMATION OF o-METHOXYPHENYL PHENYL-N-POLYHALOACETYLSULFILIMINES

S. Ōae, N. Furukawa, Katsuaki Kikuchi, 1982 .

The Mechanism of the Oxidative Decarboxylation of Benzoic Acid

S. Ōae, Takao Watanabe, N. Furukawa, 1966 .

CONVENIENT PREPARATION AND SPECTROSCOPIC STUDIES OF SULFOXIMINES AND SULFONEDIIMINES: N-CHLOROSULFILIMINE AS KEY INTERMEDIATE

S. Ōae, N. Furukawa, K. Akutagawa, 1984 .

Reaction of Sulfoximines with Diazomalonate in the Presence of Cu-salt. A New Synthesis and Stereochemistry of Optically Active Oxosulfonium Ylids

S. Ōae, F. Takahashi, N. Furukawa, 1977 .

THE REACTION OF DIMETHYL HALOSULFONIUM SALTS. PART 2. THE REACTION OF (CH3)2SBR2 WITH CARBANIONS AND AMIDE ANIONS

T. Akasaka, S. Ōae, Teruhiko Inoue, 1978 .

Macrocyclic multi-telluranes with hypervalentTe–O apical linkages

K. Yamaguchi, Kenji Kobayashi, N. Furukawa, 2001 .

Synthesis of Dicationic Telluranes by Remote Oxidation through a π‐Conjugated System

Katsutoshi Kobayashi, Katsutoshi Kobayashi, Soichi Sato, 2000 .

Synthesis of Tellurium Centered Novel Hypervalent Dications

O. Takahashi, Katsutoshi Kobayashi, N. Furukawa, 1998 .

The Mechanism of Silver Perchlorate Catalyzed Solvolysis Reaction of 2-Chlorocyclohexanone-1-14C

S. Ōae, N. Furukawa, T. Masuike, 1971 .

Simple Preparation of (2,2′-Biphenylylene)phenylphosphine Oxide and Role of Triphenylphosphine Oxide as a Mediator for Formation of Biaryl Derivatives

S. Ogawa, N. Furukawa, Y. Tajiri, 1991 .

Generation of ketenes by photolysis of naphtho[1,8-de]-1,3-dichalcogeninylidene 1-oxides

A. Yabe, Kenji Kobayashi, Masaya Moriyama, 1999 .

Molecular capsule constructed by multiple hydrogen bonds: self-assembly of cavitand tetracarboxylic acid with 2-aminopyrimidine

K. Yamaguchi, S. Sakamoto, Kenji Kobayashi, 2000 .

Self-assembly of cavitand tetracarboxylic acid: highly porous packing structure of one-dimensional hydrogen-bonded network

Kenji Kobayashi, N. Furukawa, E. Horn, 1999 .

Selective recognition for heavy and transition metals by novel polyethers bearing bipyridines, and molecular chirality of pseudocrown structure in the Cu(I) complex

T. Inaba, T. Nabeshima, N. Furukawa, 1990 .

Kinetic studies on the ligand coupling reactions of tetraphenyl sulfurane, selenurane, and tellurane. Thermal stability for hypervalent chalcogen compounds with four carbon-chalcogen bonds

S. Ogawa, N. Furukawa, Soichi Sato, 1992 .

Evidence of Transannular Bonding Interaction between Two Sulfur Atoms on Photolysis of Naphtho[1,8-ef][1,4]dithiepins.

O. Takahashi, N. Furukawa, T. Fujii, 1996, The Journal of organic chemistry.

A convenient preparation of sterically crowded 1,9-disubstituted dibenzothiophenes and 3,3'-disubstituted diaryl sulfides

S. Ogawa, N. Furukawa, Y. Horie, 1991 .

A new double bond bridged dibenzodithiocin: Preparation, characterization, and its transannular pπ-(>S+S+) interaction

H. Fujihara, N. Furukawa, Jer-Jye Chiu, 1989 .

A new rigid sulfur-bridged dithiametacyclophane and its acyclic analogs: direct observation of the transannular bond formation between the three sulfur atoms and isolation of dicationic salts

H. Fujihara, N. Furukawa, Jer-Jye Chiu, 1988 .

Hypervalent Bond Formation and Interaction between Heavier Group 16 Elements in the Dihalides and Oxide of 5H,7H-Dibenzo[b,g][1,5]-ditellurocin and -telluraselenocin

H. Fujihara, Toshinori Uehara, N. Furukawa, 1993 .

Preparation and X-ray structure of 8,9,19,20-tetra hydrodinaphtho[1′,8′′jk; 1,8-bc][1,5,9,13]tetraselenacyclohexadecine, and its novel ring contraction in concentrated sulfuric acid

H. Fujihara, N. Furukawa, M. Yabe, 1993 .

A New Oxidative Se-Dealkylation in Seleno-Pummerer Reaction of 1,8-Bis(methylseleno)naphthalene and Naphtho[1,8-b,c]-1,5-diselenocin Induced by Peri-Selenium Participation

H. Fujihara, N. Furukawa, M. Yabe, 1992 .

Migration of Acetoxy Group from Tetracoordinated Tellurium Compound, 12,12-Diacetoxy-5H,7H-dibenzo[b,g][1,5]tellurathiocin, Induced by Transannular Te-S Interaction

Y. Takaguchi, H. Fujihara, N. Furukawa, 1992 .

Synthesis of a new tellurium heterocycle, 5H,7H-dibenzo[b,g][1,5]tellurathiocin, and isolation and reactivity of its tellurathia dication salt

Y. Takaguchi, H. Fujihara, N. Furukawa, 1992 .

Formation of new hydroxyselenonio and hydroxyammonio-selenuranes from reaction of Se-oxides of 5H,7H-dibenzo[b,g][1,5]diselenocine and N-methyl-5H,7H-dibenzo[b,g][1,5]selenazocine with silyl triflates

H. Fujihara, N. Furukawa, Jer-Jye Chiu, 1992 .

Transannular Se–Se Interaction in Electrochemical Oxidation of 5H,7H-Dibenzo[b,g][1,5]diselenocin and Formation of Its Diselena Dication in Concentrated Sulfuric Acid

H. Fujihara, N. Furukawa, Jer-Jye Chiu, 1991 .

First example of tetraalkyl substituted ditelluride dication salt from 1,5-ditelluracyclooctane

H. Fujihara, N. Furukawa, T. Erata, 1991 .

1,5-Diselenacyclooctane. Reversible electrochemical oxidation with remarkably low oxidation potential in dialkyl selenides

H. Fujihara, N. Furukawa, R. Akaishi, 1990 .

X-ray Crystallographic Analysis of the Oxytellurium Compounds [10-Te-4(C30)] and Solvent Effect on the Hypervalency

N. Furukawa, Soichi Sato, N. Kondo, 1995 .

First X-ray crystallographic structure determination of 2,2'biphenylylene-2-biphenylylphenoxytellurane ([10-Te-4(C3O)]) formed during the ring opening reaction of bis(2,2'-biphenylylene)tellurane ([10-Te-4(C4)]) with phenols

N. Furukawa, Soichi Sato, N. Kondo, 1994 .

FREE SULFILIMINES. 5. PREPARATION AND PHYSICAL AND CHEMICAL PROPERTIES OF ′FREE′ SULFILIMINES

S. Ōae, N. Furukawa, T. Omata, 1976 .

Sulfilimine. I. Synthesis and Formation Mechanism

S. Ōae, N. Furukawa, K. Tsujihara, 1969 .

Nucleophilic Addition of Telluroxides to a Cationic Ditelluroxane: Oligotelluroxanes.

O. Takahashi, O. Kikuchi, Kenji Kobayashi, 1999, Angewandte Chemie.

Insertion of an Oxygen Atom between Tellurium Atoms upon Oxidation of a Diaryl Telluride with NOBF4 or (CF3 SO2 )2 O/O2 : Dicationic Bis[diaryltellurium(IV)] Oxide.

Kenji Kobayashi, N. Furukawa, E. Horn, 1998, Angewandte Chemie.

Preparation of linear phosphorus compound containing two hypervalent centers. Acetylene-bis[triphenyl(phenylethynyl)phosphorane]

S. Ogawa, N. Furukawa, Y. Tajiri, 1993 .

Preparation and X-ray Structure Analysis of 1,1,5,5,9,9-Hexachloro-1,5,9-tritelluracyclododecane (Cl6([12]aneTe3)) and Its Redox Behavior

Y. Takaguchi, N. Furukawa, E. Horn, 1996 .

Reaction of N-halosulfoximines with disulfides

T. Akasaka, S. Ōae, N. Furukawa, 1985 .

Diphenyl N-halosulfilimines : Preparation, decomposition, and reactions with nucleophiles

T. Akasaka, S. Ōae, N. Furukawa, 1977 .

Novel hexa- and pentacoordinate sulfur compounds: Dichlorodiazapersulfurane and its persulfonium salt from 1,11-(methanoaminomethano)-5H,7H-dibenzo[b,g] [1,5]thiazocine

H. Fujihara, N. Furukawa, T. Erata, 1990 .

Synthesis of a new type of quadruply ortho-bridged biphenyl compounds with disulfide linkage, and its sulfur extrusion in concentrated H2SO4 and photochemical condition

H. Fujihara, N. Furukawa, Jer-Jye Chiu, 1989 .

Synthesis, crystal structure, and reactivity of new amino- and ammonio-selenuranes containing transannular SeN bond from 5H,7H-dibenzo[b,g][1,5]selenazocines

H. Fujihara, N. Furukawa, H. Mima, 1998 .

Mechanism of the reaction of N-p-tosylsulphilimine and related compounds with thiophenolate ion

S. Ōae, T. Aida, N. Furukawa, 1974 .

A new acid-catalysed rearrangement of thiosulphinates to α-acetylthiosulphoxides in acetic anhydride

T. Akasaka, S. Ōae, N. Furukawa, 1980 .

Reaction of thiolsulfinates with trihaloacetic anhydrides. II

S. Ōae, N. Furukawa, T. Morishita, 1981 .

REACTION OF THIOSULFINATES WITH TRIHALOACETIC ANHYDRIDES. II. ADDITION OF SULFENYL TRIHALOACETATES TO OLEFINS

N. Furukawa, T. Morishita, Shigeru Oae, 1981 .

Novel oxygen exchange reaction of sulfoxides in alkaline media

S. Ōae, N. Furukawa, M. Kise, 1967 .

Chlorination of Phenylsulfinylcyclopropanes and Phenylthiocyclopropanes

T. Masuda, S. Ōae, N. Furukawa, 1978 .

The Mechanism of the Alkaline Fusion of Halodiphenyl Sulfone and Halobenzenesulfinic Acids

S. Ōae, N. Furukawa, 1968 .

First detection of 2,2′-biphenylylenediphenylsulfurane and -selenurane [10-M-4(C4), M = S, Se] by low temperature NMR experiments and isolation of the tellurane

N. Furukawa, Soichi Sato, 1995 .

Generation and Reactions of Hypervalent Organic Selenium and Tellurium Compounds Having Aryl Ligands

S. Ogawa, N. Furukawa, Soichi Sato, 1992 .

Stereochemical and kinetic studies on the Pummerer reaction of arylsulphinylcyclopropanes and phenylsulphinylmethylcycloalkanes with acetic anhydride

T. Masuda, S. Ōae, N. Furukawa, 1978 .

INTRAMOLECULAR TRAPPING OF THE NITRENE GENERATED BY PHOTOLYSIS OF S, S-DIPHENYL N-ACYLSULFILIMINE

S. Ōae, N. Furukawa, T. Nishio, 1978 .

Photolysis of N-acyl-SS-diphenylsulphimides

S. Ōae, N. Furukawa, T. Nishio, 1977 .

Ei reaction of sulphilimines and related compounds

S. Ōae, N. Furukawa, 1977 .

Pyrolysis of S-[2-(Phenylthio-, Phenylsulfinyl-, and Phenylsulfonyl)ethyl]-N-p-tosylsulfilimine

S. Ōae, N. Furukawa, K. Harada, 1976 .

Steric effects in the reaction of alkyl-phenyl and dialkyl-sulphides with chloramine-T

S. Ōae, N. Furukawa, F. Ruff, 1976 .

Kinetic Study of the Pyrolysis of 1- and 2-Phenylethyl Phenyl N-Tosylsulfilimines

S. Ōae, N. Furukawa, K. Tsujihara, 1973 .

The facile thermal racemization of optically active aryl methyl sulfilimines.

S. Ōae, N. Furukawa, K. Harada, 1972 .

Sulfilimine. II. IR, UV and NMR Spectroscopic Studies

S. Ōae, N. Furukawa, K. Tsujihara, 1970 .

First preparation of dibenzo[bc,fg][1,4]dithiapentalene and determination of the structure by X-ray analysis

S. Ogawa, Y. Ishikawa, N. Furukawa, 1992 .

Thermal Curtius Rearrangement of N-Acyl-S,S-diphenylsulfilimine

S. Ōae, N. Furukawa, T. Nishio, 1978 .

Synthesis of oxiranes by using sulfides-sulfonium salts as mediators.

H. Fujihara, N. Furukawa, K. Okano, 1988 .

Polysulfoxides as new type of phase transfer catalysts in two phase alkylation.

S. Ōae, H. Fujihara, N. Furukawa, 1982 .

Organic sulfur compounds containing heterocycles. II: Methyl 2-pyridyl sulfoxide as phase transfer catalyst.

S. Ōae, S. Ogawa, N. Furukawa, 1981 .

A Modified Synthesis of Diaryl Sulfone Diimides

T. Akasaka, S. Ōae, N. Furukawa, 1979 .

Synthesis of N-toluene-p-sulphonylsulphone di-imines

S. Ōae, N. Furukawa, T. Omata, 1973 .

Sulfilimines. Synthetic applications and potential utilizations

S. Ōae, N. Furukawa, 1981 .

Photochemical synthesis and electrochemical behavior of triphenyleno [4,5-bcd] thiophene and triphenyleno [4,5-bcd]-selenophene derivatives

Y. Ishikawa, N. Furukawa, Takeshi Kimura, 1993 .

Generation of new dithia dications from sterically congested 1.9-dithiodibenzothiophenes and their monooxides in concentrated sulfuric acid

S. Ogawa, H. Fujihara, N. Furukawa, 1992 .

Preparation of 2,5-disilylated thiophene derivatives and their conversion to 2,5-dihalo derivatives

H. Hoshiai, H. Fujihara, N. Furukawa, 1992 .

First preparation of a sulfurane with four carbon–sulfur bonds: synthesis and molecular structure of bis(2,2′-biphenylylene)sulfurane

S. Ogawa, N. Furukawa, Soichi Sato, 1992 .

The Mechanism of the Base Catalyzed Cleavage of Diphenyl Sulfide, Sulfone and Sulfonic Acid Ester

S. Ōae, N. Furukawa, Hideoki Tanaka, 1968 .

The Mechanism of the Alkaline Fusion of Diphenylsulfone

S. Ōae, N. Furukawa, 1966 .

PREPARATION AND REACTION OF N-TOSYL-AND N-ACYLSELENILIMINES

S. Ōae, N. Furukawa, Mitsuo Fukumura, 1981 .

Preparation and properties of diphenyl N-halosulfilimines

S. Ōae, N. Furukawa, T. Yoshimura, 1973 .

First Preparation and X-ray Crystallographic Structure Determination of S,S,S-Triphenylthiazyne

H. Morita, N. Furukawa, Takeshi Kimura, 1997 .

S,S‐Diphenylsulfilimine

N. Furukawa, T. Yoshimura, 2001 .

Free sulfilimines. 5. Preparation and physical and chemical properties of "free" sulfilimines

S. Ōae, N. Furukawa, T. Omata, 1976 .

Crystal structure of S,S-diphenyl-S-propoxythiazyne, C15H17NOS

E. Tiekink, N. Furukawa, E. Horn, 1998 .

PHOTOCHEMICAL AND THERMAL E-Z-ISOMERIZATION OF γ-KETO VINYL SULFIDE, SULFOXIDE, SULFONE

S. Ōae, N. Furukawa, T. Nishio, 1978 .

Recoil carbon-14 labeling of naphthalene, phenathrene and anthracene under neutron irradiation

S. Ōae, N. Furukawa, Y. Otsuji, 1962 .

Studies on the Stereoselective Methylation of α-Sulfinyl Carbanions Generated from Three Isomeric Pyridylmethyl p-Tolyl Sulfoxides and Benzyl 2-Pyridyl Sulfoxide

S. Ogawa, H. Fujihara, N. Furukawa, 1990 .

The Mechanism of the Base-Promoted Rearrangement of N,N-Dichlorodiphenylethylamine to Desylamine

S. Ōae, N. Furukawa, 1965 .

The Mechanism of the Base-Promoted Rearrangement of N,N-Dichlorocyclohexylamine to 2-Aminocyclohexanone and the Deaminative Diazotization of 2-Aminocyclohexanone

S. Ōae, N. Furukawa, Mamoru Nakai, 1969 .

σ-Delocalized Hexakis(methylthio)benzene Dication: A Possible Intermediate of Pummerer-type Rearrangement of Monooxide of Hexakis(methylthio)benzene

O. Takahashi, O. Kikuchi, Kenji Kobayashi, 1998 .

The pummerer and the thio‐claisen–type rearrangements of naphtho[1,8‐bc]‐1,5‐dithiocin monooxide and N‐p‐tosylsulfilimine

S. Ogawa, N. Furukawa, H. Shima, 1995 .

Mechanism for Photodecomposition of Naphtho[1,8-de][1,3] dithiin-1-bis(ethoxycarbonyl)methylides

H. Sakuragi, N. Furukawa, T. Fujii, 1995 .

Formation and isolation of the dithioether dications of cyclic dithioethers in the reactions of the corresponding S-oxides and S-imine in concentrated sulfuric acid

H. Fujihara, N. Furukawa, Akira Kawada, 1987 .

Mechanism for Photodecomposition of 4,8,10-Trithiadibenzo[cd,ij]azulene 8-oxides

N. Furukawa, T. Fujii, Hiroki Kusanagi, 1996 .

Mechanism for Photodecomposition of Naphtho(1,8-de)(1,3)dithiin-1-bis-( ethoxycarbonyl)methylides.

H. Sakuragi, N. Furukawa, T. Fujii, 1996 .

Nucleophilic Substitution of Tricoordinate Sulfur Atom of Sulfonium Salt with Retention of Configuration. Different Stereochemistry of Substitution by Amidate Anions

S. Ōae, N. Furukawa, Katsuaki Kikuchi, 1985 .

Activation and Facile Dealkylation of Monooxides of 1,8-Bis(alkylthio)naphthalene and 2,2′-Bis(alkylthio)biphenyl with Triflic Anhydride via Dithiadications

N. Furukawa, H. Shima, Ryoji Kobayashi, 1997 .

Nucleophile Addition von Telluroxiden an ein kationisches Ditelluroxan: Oligotelluroxane

O. Takahashi, O. Kikuchi, Kenji Kobayashi, 1999 .

A new source for generation of benzyne and pyridyne: Reactions of O-halophenyl (or 3-bromo-4-pyridyl) phenyl sulfoxides with grignard reagants

H. Fujihara, N. Furukawa, T. Shibutani, 1987 .

Structure of 1,5-diselenoniabicyclo[3.3.0]octane bis(tetrafluoroborate) acetonitrile solvate

M. Morimoto, H. Fujihara, N. Furukawa, 1991 .

REACTION OF ALKYL ARYL SULFOXIDE WITH METHYL PHENYL N-CHLOROSULFOXIMIDE. DIRECT SYNTHESIS OF OPTICALLY ACTIVE α-CHLORO SULFOXIDE WITH OPTICALLY ACTIVE N-CHLOROSULFOXIMIDE

H. Itoh, H. Morita, S. Ōae, 1978 .

The Reaction of Elemental Sulfur with Organic Compounds, V. Reactions of Optically Active Sulfoximine with Elemental Sulfur and with Diphenyl Disulfide

S. Ōae, N. Furukawa, Y. Tsuchida, 1973 .

Reaction of sulphoximides with diazomalonate in the presence of Cu-salt

S. Ōae, F. Takahashi, N. Furukawa, 1979 .

Simple Procedure for the Synthesis of 2,5‐Bis(silylated) Thiophene S‐ Oxides with m‐Chloroperbenzoic Acid in the Presence of BF3×Et2O.

Shao-Zhong Zhang, N. Furukawa, Soichi Sato, 1997 .

The Pummerer-like reaction of 2,5-bis(trimethylsilyl)thiophene S-oxide with trifluoroacetic anhydride: intermediary formation of sulfurane [10-S-4(C2O2)] (λ4-sulfane)

Shao-Zhong Zhang, N. Furukawa, Soichi Sato, 2001 .

Simple procedure for the synthesis of 2,5-bis(silylated) thiophene S-oxides with m-chloro-perbenzoic acid in the presence of BF 3 (Et 2 O)

Shao-Zhong Zhang, N. Furukawa, Soichi Sato, 1997 .

First Isolation and Crystal Structure of Heavier Chalcogenenium Cations (RSe+, RTe+) Stabilized by Two Neighboring Amino Groups

H. Fujihara, N. Furukawa, H. Mima, 1995 .

Preparation and characterization of a four-coordinated ditellurane stabilized by a transannular tellurium–tellurium bond from 1,5-ditelluracyclooctane: a new multicentre hypervalent species

Y. Takaguchi, H. Fujihara, N. Furukawa, 1992 .

Hydrogen Bonding and Complexing Properties of R2SO2 and R2SO

H. Fujihara, N. Furukawa, 2006 .

Synthesis and X-Ray Structure of 1,8-Bis(phenyltelluro)naphthalene and Its Peri Tellurium-Tellurium Interaction

Y. Takaguchi, H. Fujihara, N. Furukawa, 1995 .

MECHANISM OF THE REACTION OF DIPHENYL N-BROMOSULFILIMINE WITH SULFIDES, PHOSPHINES AND TERTIARY AMINES

T. Akasaka, S. Ōae, N. Furukawa, 1978 .

Isolation and X-ray structure determination of a new tellurane Te-oxide dimer [12-Te-6(C4O2)]2 (λ6-tellane)

N. Furukawa, E. Horn, Soichi Sato, 1997 .

Reactivities, Conformational Properties, and Molecular Structures of σ-Bonded Cyclic Selenurane Dications

O. Takahashi, T. Nakahodo, N. Furukawa, 1998 .

Heteroaromatic Sulfoxides and Sulfones: Ligand Exchange and Coupling in Sulfuranes and Ipso‐Substitutions

S. Ōae, N. Furukawa, 1991 .

OCCURRENCE OF LIGAND COUPLING IN THE REACTIONS OF VARIOUS SULFOXIDES WITH GRIGNARD REAGENTS

M. Ishida, T. Takeda, S. Ōae, 1987 .

LIGAND COUPLING AND PSEUDOROTATION IN THE REACTION OF ALKYL 2-PYRIDYL SULFOXIDE WITH GRIGNARD REAGENTS

T. Takeda, S. Ōae, N. Furukawa, 1987 .

LIGAND COUPLING THROUGH Σ-SULFURANE - COMPLETE RETENTION OF CONFIGURATION OF 1-PHENYLETHYL GROUP IN THE REACTION OF 1-PHENYLETHYL 2-PYRIDYL SULFOXIDE WITH GRIGNARD REAGENT

S. Ōae, N. Furukawa, T. Kawai, 1984 .

Synthesis and electrochemical properties of 2,3,6,7-tetrahydro-1,4,5,8-tetrathiaanthracene (HTA) and its derivatives

O. Kikuchi, T. Nabeshima, N. Furukawa, 1988 .

ESR and Structure of Cation Radicals of 2,3,6,7-Tetrahydro-1,4,5,8-tetrathiaanthracene and 2,3,6,7-Tetrahydro-1,4,5,8-tetrathiaphenanthrene

O. Kikuchi, T. Nabeshima, N. Furukawa, 1989 .

The Mechanism of the Alkaline Fusion of Benzenesulfonic Acid.

S. Ōae, KiseMasahiro, N. Furukawa, 1966 .

Transannular Te−S Interaction in a New Tellurium Heterocycle, 5H,7H-Dibenzo[b,g][1,5]tellurathiocin

Y. Takaguchi, H. Fujihara, N. Furukawa, 1996 .

Transannular Te-S Interaction in a New Tellurium Heterocycle, 5H,7H- Dibenzo(b,g) (1,5)tellurathiocin.

Y. Takaguchi, H. Fujihara, N. Furukawa, 1996 .