A. Kakehi,

发表

Lewis Acid-Catalyzed Michael Addition Reactions of N-Boc-2-silyloxypyrroles to 3-Acryloyl-2-oxazolidinone

H. Suga, Haruka Takemoto, A. Kakehi,, 2007 .

A NEW SYNTHESIS OF 2,5-DISUBSTITUTED TETRAZOLES VIA 1,5-DIPOLAR CYCLIZATION

K. Kondo, A. Kakehi,, S. Ito, 1973 .

A new synthetic approach to some functionalized cycl〔3.2.2〕azine derivatives

H. Suga, A. Kakehi,, Kennosuke Itoh, 2010 .

2-Fluoro-1,3-benzodithiole-1,1,3,3-tetraoxide: a reagent for nucleophilic monofluoromethylation of aldehydes.

Etsuko Tokunaga, N. Shibata, M. Shiro, 2010, Angewandte Chemie.

SmI2-promoted Reformatsky-type reaction and acylation of alkyl 1-chlorocyclopropanecarboxylates.

A. Kakehi,, J. Motoyoshiya, T. Nagano, 2008, Organic letters.

REACTIONS OF 3-〔BIS(METHYLTHIO)METHYLENE〕-2(3H)-IMIDAZO〔1,2-a〕PYRIDINONES WITH QUINOLINIUM AND ISOQUINOLINIUM N-UNSUBSTITUTED AMINIDES (Dedicated to Professor Dr. Ei-ichi Negishi on the occasion of his 77th birthday)

H. Suga, A. Kakehi,, T. Abe, 2012 .

NOVEL REARRANGEMENTS OF A 8aH-PYRIDO〔1,2-d〕THIENO〔2',3'-b〕〔1,4〕THIAZEPINE DERIVATIVE

H. Suga, A. Kakehi,, Kennosuke Itoh, 2012 .

Preparation of new nitrogen-bridged heterocycles (64) A smooth formation of 2,4-diarylpyrido〔2,3-b〕indolizine-10-carbonitrile derivatives

H. Suga, A. Kakehi,, Shuichi Sato, 2009 .

PTERIDIN-4(3H)-ONES AND RELATED COMPOUNDS : SYNTHESIS VIA INTERMOLECULAR AZA-WITTIG REACTION-HETEROCYCLIZATION AND CRYSTAL STRUCTURE

S. Eguchi, M. Shiro, A. Kakehi,, 1998 .

Chiral 2,2′-Binaphthyldiimine–Nickel(II) Complexes as Lewis Acid Catalysts for Enantioselective Diels–Alder Reactions

H. Suga, A. Kakehi,, Masashi Mitsuda, 2004 .

Asymmetric Cyclopropanation and Aziridination Reactions of Olefins Catalyzed by Cu(I)-Binaphthyldiimine Complexes

H. Suga, A. Kakehi,, S. Ito, 2003 .

Preparation of New Nitrogen-Bridged Heterocycles 67. Syntheses of α,α′-Bis[(thieno[3,4-b]indolizin-3-yl)thio]-o-, m-, and p-xylene Derivatives and Their Conformational Structures

M. Shiro, H. Suga, A. Kakehi,, 2009 .

Generation of functionalized azomethine ylides and their application to stereoselective heterocycle synthesis: an equivalent process of C-unsubstituted nitrile ylide cycloaddition reaction

A. Kakehi,, K. Kawashima, M. Noguchi, 2007 .

Reaction of functionalized azomethine ylides with acetylenic dipolarophiles: the facile synthesis of functionalized 2H- and 1H-pyrroles

M. Shiro, A. Kakehi,, Kyohei Hayashi, 2007 .

A facile synthesis of 2,5-disubstituted tetrazoles by the reaction of phenylsulfonylhydrazones with arenediazonium salts.

K. Kondo, A. Kakehi,, S. Ito, 1976 .

Highly efficient synthesis of 2,2′-anhydro-1-(3′-bromo-3′-deoxy-5′-O-trityl-β-D-arabinofuranosyl)thymine and its derivatives from an unsaturated thymine nucleoside

K. Yanagihara, Kenta Watanabe, T. Takeuchi, 1994 .

Orbital Tilting Due to Destabilizing Four-electron and Stabilizing Two-electron Orbital Interactions. An Elucidation of Exo-endo-nonequivalency of π-MO Extension of Norbornene

A. Kakehi,, S. Ito, 1982 .

Comparative X-ray Diffraction Studies and Molecular Orbital Calculations on Diazinium Dicyanomethylides

A. Kakehi,, Kiyoshi Matsumoto,, Y. Ikemi, 2001 .

Novel synthesis of 7-fluoro-8-(trifluoromethyl)- 1H-1,6-naphthyridin-4-one derivatives: intermolecular cyclization of an N-silyl-1-azaallyl anion with perfluoroalkene and subsequent intramolecular skeletal transformation of the resulting pentasubstituted pyridines.

T. Konakahara, A. Kakehi,, Norio Sakai, 2007, The Journal of organic chemistry.

Novel Synthesis of 7-Fluoro-8-(trifluoromethyl)-1H-1,6-naphthyridin-4-one Derivatives: Intermolecular Cyclization of an N-Silyl-1-azaallyl Anion with Perfluoroalkene and Subsequent Intramolecular Skeletal Transformation of the Resulting Pentasubstituted Pyridines.

T. Konakahara, A. Kakehi,, Norio Sakai, 2007 .

Preparation of New Nitrogen-Bridged Heterocydes. 18. Facile Formations of 3-Arylpyrazolo[1,5-a]pyridines and 1-Arylindolizines

A. Kakehi,, S. Ito, Naosumi Kinoshita, 1988 .

Regiospecific formations of thieno[3,2-a]indolizine and thieno[2,3-b]indolizine derivatives.

A. Kakehi,, S. Ito, S. Matsumoto, 1987 .

Preparation of New Nitrogen-Bridged Heterocycles. 15. Synthesis and Reaction of 1,9a-Dihydropyrido[2,1-c][1,4]thiazines

K. Adachi, A. Kakehi,, S. Ito, 1987 .

Facile syntheses of pyrido[2,1-c]-1,4-thiazine derivatives

A. Kakehi,, S. Ito, K. Maruta, 1985 .

Preparation of New Nitrogen-bridged Heterocycles. A Facile Synthetic Method of Pyrano[2,3-b]indolizinone Derivatives

Kozo Watanabe, M. Kitagawa, A. Kakehi,, 1980 .

Magnesium cation-induced anti-aldol selective tandem Michael/aldol reaction

A. Kakehi,, A. Kamimura, H. Mitsudera, 2002 .

Degradational Cyclization of a-[2-Phenyl-2-(phenylsulfonylhydrazono)ethyl]phenacylidenetriphenylphosphoranes to 3,6-Diphenylpyridazines and 5-Benzoyl-3-phenylpyrazoles

A. Kakehi,, S. Ito, K. Okada, 1999 .

Asymmetric 1,3-dipolar cycloaddition reactions of nitrile oxides catalyzed by chiral binaphthyldiimine-Ni(II) complexes.

T. Baba, H. Suga, A. Kakehi,, 2009, The Journal of organic chemistry.

A facile and regio- and stereo-selective preparation of bicyclic guanidines by iodocyclization of 3-(alk-2-enyl)-2-(substituted amino)-1-imidazolin-4-ones

A. Kakehi,, H. Okada, M. Noguchi, 1996 .

Highly exo-selective and enantioselective cycloaddition reactions of nitrones catalyzed by a chiral binaphthyldiimine-Ni(II) complex.

Takuya Nakajima, H. Suga, A. Kakehi,, 2005, Organic letters.

The first total synthesis of (−)-benzomalvin A and benzomalvin B via the intramolecular aza-Wittig reactions

S. Eguchi, E. Yashima, A. Kakehi,, 1998 .

CHEMOSELECTIVITY IN THE INTRAMOLECULAR AZA-WITTIG REACTION OF N-2-(TRISUBSTITUTED PHOSPHORANYLIDENE)AMINOBENZOYL-2-PYRROLIDONE-5-CARBOXYLIC ACID DERIV ATIVES

S. Eguchi, A. Kakehi,, T. Okawa, 1998 .

One-pot synthesis of novel (2-oxo-1,2-dihydropyridin-3-yl)-1,3,5-triazine derivatives from methyl 2-( N -triphenylphosphoranylidene)aminonicotinate, aryl isocyanates and primary amines: Sequential aza-Wittig / cycloaddition / ring-transformation reactions

S. Eguchi, A. Kakehi,, T. Okawa, 1997 .

Chemoselectivity in the Intramolecular Aza-Wittig Reaction of N-[2-(Trisubstituted-phosphoranylidene)aminobenzoyl]-2-pyridone-5-carboxylic Acid Derivatives

S. Eguchi, A. Kakehi,, T. Okawa, 1996 .

Methyl 3-(triphenylphosphoranylideneamino)pyrazine-2-carboxylate: synthesis, crystal structure and use in pteridin-4(3H)ones synthesis

S. Eguchi, A. Kakehi,, T. Okawa, 1996 .

Facile Synthesis of 1,4-Benzodiazepin-5-one Derivatives via Intramolecular Aza-Wittig Reaction. Application to an Efficient Synthesis of O-Benzyl DC-81

S. Eguchi, A. Kakehi,, Yuji Matsushita, 1995 .

Heteroaromaticity. LXII. Synthesis and characterization of N-vinyliminopyridinium ylides. Evidence for 1,5-dipolar cyclizations

Tadashi. Sasaki, K. Kanematsu, A. Kakehi,, 1972 .

Cyclization reaction of N-silyl-1-azaallyl anions with Michael acceptors as a new synthetic method of 2,3,5,6-tetra- and 2,3,6-trisubstituted pyridines

T. Konakahara, A. Kakehi,, Norio Sakai, 2001 .

A simple oxime–nitrone isomerisation and intramolecular nitrone-cycloaddition reaction of 3-(alk-2-enylamino)propionaldehyde oximes

A. Kakehi,, H. Okada, Hidetoshi Yamamoto, 1999 .

An experimental and theoretical study on stereoselective addition to 3-formyl-Δ2-isoxazolines. Part 1. 1,3-anti-selectivity induced by BF3·OEt2

A. Kakehi,, A. Kamimura, K. Hori, 1993 .

Intramolecular Nonbonded S···O Interaction Recognized in (Acylimino)thiadiazoline Derivatives as Angiotensin II Receptor Antagonists and Related Compounds

Y. Nagao, S. Sano, M. Shiro, 1998 .

Asymmetric 1,3-dipolar cycloaddition reactions of azomethine imines with acrolein catalyzed by L-proline and its derivatives

M. Shiro, H. Suga, A. Kakehi,, 2010 .

Highly enantioselective and diastereoselective 1,3-dipolar cycloaddition reactions between azomethine imines and 3-acryloyl-2-oxazolidinone catalyzed by binaphthyldiimine-Ni(II) complexes.

H. Suga, A. Kakehi,, Akira Funyu, 2007, Organic letters.

Thermolysis of Aryl Azidomethyl Ketone N-Methyl-N-phenylsufonylhydrazones

A. Kakehi,, S. Ito, K. Tabata, 1994 .

Preparation of New Nitrogen-bridged Heterocycles. 50.1 Syntheses of Some Heterocyclic Compounds Starting from Pyridinium 1-(Ethoxycarbonylacetyl)methylides

H. Suga, A. Kakehi,, S. Ito, 2001 .

Synthesis of Seven-Membered Cyclic Enol Ether Derivatives from the Reaction of a Cyclic Phosphonium Ylide with α,β-Unsaturated Esters

A. Kakehi,, T. Fujimoto, I. Yamamoto, 1997 .

Preparation of New Nitrogen-Bridged Heterocycles. 40. Synthesis of 1,4-Dihydropyrido[2,3-b]indolizin-4-one Derivatives

A. Kakehi,, S. Ito, T. Fujii, 1995 .

A New and General Route to N-Unsubstituted Azomethine Ylides from N-(Silylmethyl)thioureas: Cycloaddition of Synthetic Equivalents of Nonstabilized Aminonitrile Ylides

A. Kakehi,, Hideki Tashiro, Y. Kakura, 1997 .

Preparation of new nitrogen-bridged heterocycles. 60. Syntheses and conformational analyses of bis(indolizin-1-yl) disulfides.

A. Ohta, H. Suga, A. Kakehi,, 2007, Chemical & pharmaceutical bulletin.

Unexpected Formation of Thiino[3’,4’:4,5]oxazolo[1,3-b][1,3]oxazepine Derivatives

H. Kobayashi, M. Shiro, H. Suga, 2011 .

Preparation of new nitrogen-bridged heterocycles. 56. Syntheses and reactions of 1-[2,2-bis(alkylthio)-1-(ethoxycarbonylacetyl)vinyl]pyridinium salts.

A. Ohta, H. Suga, A. Kakehi,, 2004, Chemical & pharmaceutical bulletin.

Preparation of New Nitrogen-Bridged Heterocycles. 19. Smooth Syntheses of Thieno[3,2-a]- and Thieno[2,3-b]indolizine Derivatives

A. Kakehi,, S. Ito, M. Shiohara, 1989 .

Preparation of New Nitrogen-Bridged Heterocycles. 16. Facile Synthesis of Thieno[2,3-b]indolizine Derivatives

A. Kakehi,, S. Ito, Y. Ohno, 1987 .

Asymmetric cycloaddition reactions of diazoesters with 2-alkenoic acid derivatives catalyzed by binaphthyldiimine-Ni(II) complexes.

T. Baba, H. Suga, A. Kakehi,, 2011, The Journal of organic chemistry.

A simple preparation of syn-NH-amide aldols and amide-Baylis–Hillman adducts via a Michael–aldol tandem process

A. Kakehi,, A. Kamimura, H. Mitsudera, 2000 .

Studies on fused pyrimidine derivatives. Part 13. Thermal ene reaction of 6-(alk-2-enylamino)-5-[(substituted imino)methyl]-1,3-dimethylpyrimidine-2,4(1H,3H)-diones leading to pyrimido[4,5-b]azepines

A. Kakehi,, Etsuko Harada, Y. Kuroki, 1994 .

Chiral Lewis acid catalyzed asymmetric cycloadditions of carbonyl ylides generated from diazoimide derivatives and their synthetic applications to indolizidine alkaloids.

H. Suga, A. Kakehi,, Y. Hashimoto, 2013, The Journal of organic chemistry.

Studies of heteroaromaticity—LXIV : Characterization of pyridinium N-allylides

Tadashi. Sasaki, K. Kanematsu, A. Kakehi,, 1972 .

Palladium-catalyzed stereoselective C-glycosidation of unprotected enones derived from d-glucal with trimethylsilyl cyanide

M. Hayashi, A. Kakehi,, H. Kawabata, 2000 .

Preparation of New Nitrogen-Bridged Heterocycles. 42. Synthesis and the Reaction of Pyridinium N-Ylides Using Bifunctional Ethyl Thiocyanatoacetates

A. Kakehi,, S. Ito, Y. Hashimoto, 1996 .

Preparation of new nitrogen-bridged heterocycles. 59. Syntheses and intramolecular interactions of 3-(acylmethylthio)- and 3-[(3-ethoxycarbonyl-2-propenyl)thio]thieno[3,4-b]indolizine derivatives.

H. Suga, A. Kakehi,, H. Isogai, 2007, Chemical & pharmaceutical bulletin.

Preparation of new nitrogen-bridged heterocycles. 58. Syntheses and intramolecular arene-pi interactions of 3-(allylthio)- and 3-(propargylthio)thieno[3,4-b]indolizine derivatives.

H. Suga, A. Kakehi,, Nobuaki Tanaka, 2005, Chemical & pharmaceutical bulletin.

Preparation of new nitrogen-bridged heterocycles. 53. Syntheses of 3-(benzylthio)thieno[3,4-b]indolizine derivatives and their intramolecular arene-arene interactions.

H. Suga, A. Kakehi,, S. Ito, 2003, Chemical & pharmaceutical bulletin.

Preparation of new nitrogen-bridged heterocycles. 51. Syntheses and structures of compounds having two indolizine nuclei in a molecule.

H. Suga, A. Kakehi,, S. Ito, 2001, Chemical & pharmaceutical bulletin.

Reactions of Pyridinium N‐Ylides and Their Related Pyridinium Salts

A. Kakehi,, 2012 .

Enantio- and Diastereoselectivity in 1,3-Dipolar Cycloaddition Reactions of Nitrones with 3-Crotonoyl-2-oxazolidinone Catalyzed by Ni(II)- Binaphthyldiimine Complexes

H. Suga, A. Kakehi,, S. Ito, 2003 .

Asymmetric Michael addition reactions of 2-silyloxyfurans catalyzed by binaphthyldiimine-Ni(II) complexes.

T. Baba, H. Suga, A. Kakehi,, 2004, Chemical communications.

Reaction of a-Bromoacetophenone Phenylsulfonylhydrazones. A New Synthetic Route to 2-Arylimidazoisoquinolines and -quinolines

A. Kakehi,, S. Ito, Toshikazu Miwa, 1991 .

Preparation of new nitrogen-bridged heterocycles. XIII. Syntheses of some tricyclic and tetracyclic indolizine derivatives with antiallergic activity.

A. Kakehi,, S. Ito, T. Yotsuya, 1986, Chemical & pharmaceutical bulletin.

Stereoselective Thio-Michael/Aldol Tandem Reaction to α,β-Unsaturated Esters

A. Kakehi,, A. Kamimura, H. Mitsudera, 1999 .

Stereoselective Michael/aldol tandem reaction triggered by thiolate anion or analogues

A. Kakehi,, A. Kamimura, H. Mitsudera, 1998 .

Synthesis of 2,3,4-triphenyl-3-azabicyclo[3.2.0]hepta-1,4-diene and its novel reaction with dimethyl acetylenedicarboxylate

A. Kakehi,, Kiyoshi Matsumoto,, T. Uchida, 1997 .

Preparation of New Nitrogen-bridged Heterocycles. 6. First Synthesis of 2-Aroylfuro[2,3-b]indolizine Derivatives

A. Kakehi,, T. Ohizumi, S. Ito, 1983 .

Preparation of New Nitrogen-Bridged Heterocycles. 5. Smooth Michael Additions of 2(3H)-Indolizinone Derivatives

Kozo Watanabe, A. Kakehi,, K. Nishimura, 1982 .

Preparation of new nitrogen-bridged heterocycles. Synthesis and some reactions of 2,3-dihydroindolizin-2-one derivatives

Kozo Watanabe, M. Kitagawa, A. Kakehi,, 1980 .

Synthesis using allylidenedihydropyridines. 4. Novel synthetic methods for indolizine derivatives

A. Kakehi,, S. Ito, M. Nishimura, 1978 .

Synthesis of 2,5-Diaryltetrazoles from N-Phenylsulfonylbenzhydrazidoyl Chlorides and Arylhydrazines

A. Kakehi,, S. Ito, Yumo Tanaka, 1976 .

Enantioselective preparation of 3,4,5-trisubstituted 4,5-dihydroisoxazoles and their stereoselective elaboration of 5-side chain

Y. Fujimoto, A. Kakehi,, A. Kamimura, 2002 .

Experimental and Theoretical Study on Stereoselective Addition to 3- Formyl-δ2-isoxazolines. Part 1. 1,3-anti-Selectivity Induced by BF3×OEt2.

A. Kakehi,, A. Kamimura, K. Hori, 1993 .

Lewis acid promoted stereoselective carbon-carbon bond formation of 3-formyl-.DELTA.2-isoxazolines

A. Kakehi,, A. Kamimura, Akinori Yamamoto, 1992 .

Stereoselective formation of optically active 2-oxy-1,3-oxazolidin-4-ones from chiral O-acylmandelamides or lactamides

A. Kakehi,, A. Kamimura, M. Shirai, 2002 .

Stereoselective formation of optically active 2-oxy-1,3-oxazolidin-4-ones and an efficient synthesis of optically active secondary 2-pyrrolidones

A. Kakehi,, A. Kamimura, M. Shirai, 2002 .

Reaction of Maleimides with New Silyloxydienes, 2‐Amino‐4‐(trimethylsilyloxy)‐1,3‐pentadienes.

Y. Takahashi, A. Kakehi,, T. Hatta, 1998 .

REACTION OF MALEIMIDES WITH NEW SILYLOXYDIENES, 2-AMINO-4-(TRIMETHYLSILYLOXY)-1,3-PENTADIENES

K. Tomioka, A. Kakehi,, T. Hatta, 1998 .

Inverse electron demand asymmetric cycloadditions of cyclic carbonyl ylides catalyzed by chiral Lewis acids—Scope and limitations of diazo and olefinic substrates

T. Baba, H. Suga, A. Kakehi,, 2010 .

Asymmetric Diels-Alder Reactions Catalyzed by Chiral Ni(II)-Binaphthyldiimine Complexes

H. Suga, A. Kakehi,, Masashi Mitsuda, 2002 .

On the regioselectivity for the Michael addition of thiols to unsymmetrical fumaric derivatives

H. Okamoto, A. Kakehi,, A. Kamimura, 2003 .

Competitive thermal ene reaction and Diels–Alder reactions of 2-[N-(alk-2-enyl)benzylamino]-3-vinylpyrido[1,2-a]pyrimidin-4(4H)-ones

Ryosuke Akao, A. Kakehi,, Hidetoshi Yamamoto, 2007 .

Halogenovinyl Sulfones. 6.(1) Synthesis of Condensed Heterocycles by Diastereoselective Intramolecular Diels-Alder Reactions of Sulfonyl-Substituted Trienes.

K. Hoshino, A. Kakehi,, J. Motoyoshiya, 1998, The Journal of organic chemistry.

Stereoselective construction of multi-substituted tetrahydrofurans via three components-condensation reaction

A. Kakehi,, A. Kamimura, H. Mitsudera, 2002 .

anti-aldol selective tandem Michael/aldol reaction with magnesium selenolate and stereoselective preparation of tetrasubstituted tetrahydrofuran

A. Kakehi,, A. Kamimura, H. Mitsudera, 1999 .

Diastereoselective synthesis of tetrahydrofurans by Lewis acid catalyzed intermolecular carbenoid-carbonyl reaction-cycloaddition sequences: unusual diastereoselectivity of Lewis acid catalyzed cycloadditions.

M. Shiro, H. Suga, A. Kakehi,, 2013, The Journal of organic chemistry.

Synthesis and Some Reactions of Ethyl 2-[2-(Substituted Methyleneamino)anilino]cyclohepta[b]pyrrole-3-carboxylates

A. Kakehi,, N. Abe, 1992 .

Enantioselective preparation of 3,4,5-trisubstituted-4,5-dihydroisoxazoles and 4-substituted-5,6-dihydro-4H-[1,2]-oxazines by nitrile oxide cycloaddition to α-silyl allyl alcohols

A. Kakehi,, A. Kamimura, S. Kanemasa, 1999 .

Stereoselective Synthesis of Medium‐Sized Cyclic Compounds by Means of Tandem Reactions of a Cyclic Oxosulfonium Ylide with Acetates of Baylis−Hillman Adducts

H. Akiyama, K. Hoshino, Yuko Saito, 2001 .

Dipole-LUMO/dipolarophile-HOMO controlled asymmetric cycloadditions of carbonyl ylides catalyzed by chiral Lewis acids.

T. Baba, H. Suga, A. Kakehi,, 2007, Organic letters.

Highly Exo-Selective and Enantioselective Cycloaddition Reactions of Nitrones Catalyzed by a Chiral Binaphthyldiimine—Ni(II) Complex.

Takuya Nakajima, H. Suga, A. Kakehi,, 2005 .

PREPARATION OF BICYCLIC GUANIDINES BY THE IODOCYCLIZATION OF 3-ALKENYL-2-(SUBSTITUTED AMINO)- 1-IMIDAZOLIN-4-ONES1

A. Kakehi,, H. Okada, H. Moriyama, 1996 .

Stereocontrolled intramolecular nitrile oxide cycloaddition reaction using a gauche–gauche interaction

A. Kakehi,, M. Noguchi, Ayako Kadowaki, 2007 .

Synthesis and Aza-Wittig reactions of Cyclic Amino-phosphonium Salts

T. Kodama, A. Kakehi,, T. Fujimoto, 1994 .

Reactions of 2-hydrazino-1-azaazulenes with diphenylcyclopropenone

A. Kakehi,, N. Abe, 1994 .

2,3,4‐Triphenyl‐3‐azabicyclo[3.2.0]hepta‐1,4‐diene − Facile Ring‐Opening by Electrophiles and Novel Reactions with Dimethyl Acetylenedicarboxylate

A. Kakehi,, Kiyoshi Matsumoto,, T. Uchida, 2004 .

Diastereomer differentiation during 1,2-addition of Grignard reagents under rotamer distribution control

A. Kakehi,, H. Yoda, K. Takabe, 1993 .

Cycloaddition of New N-Unsubstituted Azomethine Ylides Generated from N-(Trimethylsilylmethyl)thioureas to Electron-Deficient Olefins, Acetylenes and Aldehydes, Synthetic Equivalents of Nonstabilized Aminonitrile Ylides 1

A. Kakehi,, Hideki Tashiro, Y. Kakura, 2000 .

Preparation of Stable 2,3-Dihydroindolizines by the Reactions of Pyridinium Methylides with Various Acrylates

A. Kakehi,, S. Ito, 1974 .

Reactions of the chloro(diisopropylamino)phosphanylium cation with unsaturated alcohols

A. Kakehi,, T. Fujimoto, K. Ohta, 1994 .

Remarkable Viscoelasticity of Organic Solvents Containing Trialkyl-1,3,5-benzenetricarboxamides and Their Intermolecular Hydrogen Bonding

K. Hanabusa, H. Shirai, M. Kimura, 1997 .

Inverse-electron demand [π2 + σ2 + σ2] cycloaddition reaction of dimethyl oxaquadricyclane-2,3-dicarboxylate with cyclooctyne

A. Kakehi,, Kiyoshi Matsumoto,, Jong Chul Kim, 2001 .

1,3‐Dipolar cycloaddition reactions of cyclooctyne with pyridinium dicynomethylides

A. Kakehi,, Kiyoshi Matsumoto,, T. Uchida, 1997 .

Synthesis and characterization of flavylium salts having three types color depending on recrystallization conditions

Fuyuki Ito, A. Kakehi,, Nobuaki Tanaka, 2004 .

N-Methyl-N-(phenylsulfonyl)benzohydrazonoyl Chloride as a Potential Intermediate for Nitrogen-heterocycles. Preparation of 1-Methyl-3-phenyl-1H-1,2,4-triazoles and -pyrazoles

A. Kakehi,, S. Ito, Yumo Tanaka, 1983 .

REACTIONS OF PYRIDINIUM N-YLIDES AND THEIR RELATED PYRIDINIUM SALTS

A. Kakehi,, 2012 .

Preparation of new nitrogen-bridged heterocycles. 54.increased arene-arene interactions of 3-(bicyclic and tricyclic arylmethylthio)thieno[3,4-b]indolizine derivatives.

H. Suga, A. Kakehi,, Nobuaki Tanaka, 2003, Chemical & pharmaceutical bulletin.

REACTION OF ARYL BROMOMETHYL KETONE PHENYL-SULFONYLHYDRAZONES WITH BENZYLIDENEANILINE

A. Kakehi,, S. Ito, H. Kawaguchi, 1997 .

Revised Structures, 1-Methylene-1H-[1,4]thiazino[4,3-a]benzimidazole and 10-Methylene-10H-imidazo[2,1-c][1,4]benzothiazine Derivatives, for the Cycloadducts Accompanying Rearrangement from Imidazo[2,1-b]benzothiazole and Thiazolo[3,2-a]benzimidazole Derivatives with Propiolic Esters

M. Shiro, A. Kakehi,, Hiroyuki Fujii, 1999 .

Facile Dehydrogenative Dimerization of Indolizine Derivatives

A. Kakehi,, S. Ito, A. Hamaguchi, 1981 .

Practical, general, and systematic method for optical resolution of gem-dihalo- and monohalocyclopropanecarboxylic acids utilizing chiral 1,1'-binaphtholmonomethyl ethers: application to the synthesis of three chiral pesticides.

E. Yoshida, A. Tanaka, H. Nakatsuji, 2008, Organic & biomolecular chemistry.

Cycloadditions of indolizine-3-carbonitriles with dimethyl acetylenedicarboxylate: formation of [2.2.3]cyclazines and 1 : 2 adducts

H. Yoshida, A. Kakehi,, Kiyoshi Matsumoto,, 1992 .

DIMERIZATION OF 1-PHENYLCYCLOALKENE CATION RADICALS DEPENDENT ON THEIR STRUCTURE

A. Kakehi,, M. Kojima, S. Takamuku, 1996 .

Stereocontrol in a Ytterbium Triflate-Catalyzed 1,3-Dipolar Cycloaddition Reaction of Carbonyl Ylide with N-substituted Maleimides and Dimethyl Fumarate

H. Suga, A. Kakehi,, S. Ito, 2001 .

Reaction of 3-aroylaziridines with diphenylcyclopropenone and subsequent stereospecific 1,3-dipolar cycloaddition of the adducts with dimethyl 1-cyclobutene 1,2-dicarboxylate

J. Lown,, A. Kakehi,, Kiyoshi Matsumoto,, 1995 .

Dipolar Cycloadditions of Mesoionic Compounds with 2- tert -Butylfulvenes. A New Route to Pseudo-hetero-azulenes via Sterically Assisted [4π + 6π] Cycloadditions, and Isomerization of Adducts[1, 2]

A. Kakehi,, H. Kato, M. Ciobanu, 1997 .

SYNTHESIS AND CHARACTERIZATION OF 1-IMIDOYLIMINOPYRIDINIUM N-YLIDES

K. Uchiyama, A. Kakehi,, S. Ito, 1976 .

Preparation of New Nitrogen-Bridged Heterocycles 72. A New Approach to 1-Acyl-3-(substituted methylthio)thieno[3′,4′:4,5]imidazo[1,5- a ]pyridine Derivatives

H. Suga, A. Kakehi,, Kouji Kobayashi, 2010 .

A new approach to imidazo〔1,2-a〕pyridine derivatives and their application to the synthesis of novel 2H-pyrano〔2',3':4,5〕imidazo〔1,2-a〕pyridine-2-one derivatives

H. Suga, A. Kakehi,, Y. Okumura, 2010 .

N-(Phenylsulfonyl)- and N-Methyl-N-(phenylsulfonyl)benzohydrazonoyl Azides. Thermally Induced Cyclization to Tetrazoles and Decomposition to Benzonitriles

A. Kakehi,, S. Ito, Yumo Tanaka, 1984 .

Asymmetric cycloaddition reactions between 2-benzopyrylium-4-olates and 3-(2-alkenoyl)-2-oxazolidinones in the presence of 2,6-bis(oxazolinyl)pyridine-lanthanoid complexes

H. Suga, A. Kakehi,, Tomohiro Suzuki, 2006 .

Stereocontrol in a Ytterbium Triflate Catalyzed 1,3-Dipolar Cycloaddition Reaction of Carbonyl Ylide with N-Substituted Maleimides and Dimethyl Fumarate.

H. Suga, A. Kakehi,, S. Ito, 2001 .

Diastereoselective Cyclocondensation Reaction of 3-Formyl-2-isoxazolines

A. Kakehi,, A. Kamimura, 1992 .

The reaction of N-(phenylsulfonyl)benzohydrazonoyl chloride with enamines.

A. Kakehi,, S. Ito, Yumo Tanaka, 1978 .

Formation of 5-Phenyltetrazole from N2-Benzoyl-N4-(phenylsulfonyl)benzohydrazide Hydrazone

A. Kakehi,, S. Ito, Yumo Tanaka, 1978 .

The Reaction of N-(Phenylsulfonyl)benzohydrazonoyl Chloride with N-Substituted Benzamidines, with Benzimidates, and with 2-Aminopyridines

A. Kakehi,, S. Ito, Yumo Tanaka, 1977 .

Cycloaddition Reactions of 2-Acetylamino-, 2-Alkylamino-, 8-Ethylamino-, and 8-Acetylamino-1-azaazulenes with Dimethyl Acetylenedicarboxylate

A. Kakehi,, Y. Fukazawa, T. Sakurai, 1992 .

REACTION OF 3-AROYLAZIRIDINES WITH DIPHENYLCYCLOPROPENONE. 1,3-DIPOLE CASCADE FROM AZOMETHINE YLIDE TO CARBONYL YLIDE

J. Lown,, A. Kakehi,, Kiyoshi Matsumoto,, 1995 .

Dipolar cycloaddtions of several mesoionic compounds with tert-butylfulvene derivatives; versatile reactions, sterically controlled [4π+ 6π] cycloadditions and a new route to heterocycles isoelectronic with azulene

A. Kakehi,, H. Kato, M. Ciobanu, 1996 .

Studies on fused pyrimidine derivatives. Part 12. Reaction of 6-(alk-2-enylamino)-5-formyl-1,3-dimethylpyrimidine-2,4(1H,3H)-diones with α-amino acid derivatives

A. Kakehi,, Y. Kuroki, Kazuo Yamada, 1994 .

Reaction of 2-substituted-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde oximes with electron-deficient olefins and acetylenes

A. Kakehi,, Hidetoshi Yamamoto, M. Noguchi, 2003 .

Mechanistic Considerations on the Oxime-Nitrone Isomerization and Intramolecular Cycloaddition Reaction of 3-(Alk-2-enylamino)propionaldehyde Oximes.

A. Kakehi,, H. Okada, Hidetoshi Yamamoto, 2001 .

Heteroaromaticity studies. LIII. Formation of 1,3-oxazine and 2-pyrone derivatives from the reaction of pyridinium ylides with diphenylcyclopropenone

Tadashi. Sasaki, K. Kanematsu, A. Kakehi,, 1971 .

Heterocycles by Cycloaddition. Part 13. Dipolar Cycloadditions of Mesoionic Compounds with 2-tert-Butylfulvenes. A New Route to Pseudo- heteroazulenes via Sterically Assisted (4π + 6π) Cycloadditions, and Isomerization of Adducts.

A. Kakehi,, M. Ciobanu, T. Kobayashi, 1997 .

Synthesis of Spiro[2-cyclopentene-1,3’-imidazo[1,2-a]pyridine] Derivatives and Their Interesting Behavior in 1H-NMR Spectra in Deuteriochloroform

H. Suga, A. Kakehi,, Y. Okumura, 2010 .

Preparation of New Nitrogen‐Bridged Heterocycles. Part 66. A New Approach to Imidazo[1,2‐a]pyridine Derivatives and Their Application to the Syntheses of Novel 2H‐Pyrano[2′,3′:4,5]imidazo[1,2‐a]pyridin‐2‐one Derivatives.

H. Suga, A. Kakehi,, Y. Okumura, 2010 .

FIRST FORMATION OF THIEPINO[2,3-b]- AND THIEPINO[3,2-a]-INDOLIZINE DERIVATIVES

H. Suga, A. Kakehi,, Hidetoshi Isawa, 2009 .

Preparation of New Nitrogen-Bridged Heterocycles. 37. Synthesis and Rearrangement of Full-Conjugated Oxepino[2,3-b]indolizine Derivatives

A. Kakehi,, S. Ito, H. Muranaka, 1994 .

Preparation of New Nitrogen-bridged Heterocycles. 11. A New Synthetic Method of Pyrazolo[1,5-a]pyridines from the Alkaline Treatment of 1-[(Acylmethylthio)methyleneamino]pyridinium Salts

A. Kakehi,, S. Ito, Masayoshi Ito, 1985 .

Preparation of New Nitrogen‐Bridged Heterocycles. Part 72. A New Approach to 1‐Acyl‐3‐(substituted methylthio)thieno[3′,4′:4,5]imidazo[1,5‐a]pyridine Derivatives.

H. Suga, A. Kakehi,, Kouji Kobayashi, 2011 .

Preparation of New Nitrogen‐Bridged Heterocycles. Part 71. A New Synthetic Approach to Some Functionalized Cycl[3.2.2]azine Derivatives.

H. Suga, A. Kakehi,, Kennosuke Itoh, 2011 .

PREPARATION OF NEW NITROGEN-BRIDGED HETEROCYCLES. 63. UNEXPECTED FORMATION OF THIENO[3 ',4 ':4,5]IMIDAZO[1,2-a]-PYRIDINES

H. Suga, A. Kakehi,, T. Abe, 2008 .

A Through-Space Interaction of 3-Benzylthiothieno[3,4-b]indolizine Derivatives Combined by a Highly Flexible Spacer

H. Suga, A. Kakehi,, S. Ito, 2002 .

Preparation of New Nitrogen-Bridged Heterocycles. XXXI. Cyclization Aptitudes of 2-Acylmethyl-thio-3-cyanoindolizines Having a Cyano or an Ester Group at the 1-Position

A. Kakehi,, S. Ito, T. Ueda, 1992 .

PHOSPHONYLATION OF SUGAR DERIVATIVES USING PHOSPHANYLIUM CATION

A. Kakehi,, T. Fujimoto, K. Ohta, 1996 .

Synthesis of 2,2'-Anhydro-1-(3'-deoxy-3'-bromo-β-D-arabinofuranosyl)thymine and Its Derivatives from 5'-O-Trityl-2',3'-thymidinene

Kenji Watanabe, T. Takeuchi, A. Kakehi,, 1992 .

Preparation of new nitrogen-bridged heterocycles. Reaction of pyridinium N-imines with .alpha.-haloacrylates in the presence of alkali

A. Kakehi,, S. Ito, 1974 .

Pyrido[2,3-d]pyrimidine Derivatives: Synthesis via the Intermolecular Aza-Wittig Reaction/Heterocyclization and the Crystal Structure

S. Eguchi, M. Toda, A. Kakehi,, 1998 .

Stereoselective Thio-Michael/Aldol Tandem Reaction to α,β-Unsaturated Esters.

A. Kakehi,, A. Kamimura, H. Mitsudera, 2000 .

Intramolecular nitrone- and azomethine ylidecycloaddition reactions at the periphery of pyrido[1,2-a]pyrimidin-4(4H)-one system

Ryosuke Akao, A. Kakehi,, M. Noguchi, 2000 .

A novel synthesis of 3-aryl-1,2,4-benzotriazines via N-phenylsulfonyl-N"-arylbenzamidrazones.

A. Kakehi,, S. Ito, Yumo Tanaka, 1982 .

Base-induced Dehydrosulfinatocyclization of N-Alkyl-N-phenylsulfonyl-N″-arylbenzamidrazones to 3,4-Diaryl-4H-1,2,4-triazoles

A. Kakehi,, S. Ito, Yumo Tanaka, 1984 .

A NOVEL SYNTHESIS OF 3-ARYL-1,2,4-BENZOTRIAZINES VIA N-(PHENYLSULFONYL)-N“-ARYLBENZAMIDRAZONES

A. Kakehi,, S. Ito, Yumo Tanaka, 1982 .

A NEW SYNTHESIS OF 2,5-DISUBSTITUTED TETRAZOLES VIA 1,5-DIPOLAR CYCLIZATION

K. Kondo, A. Kakehi,, S. Ito, 1973 .

The First Total Synthesis of (‐)‐Benzomalvin A and Benzomalvin B via the Intramolecular Aza‐Wittig Reactions.

S. Eguchi, E. Yashima, A. Kakehi,, 1998 .

Preparation of New Nitrogen-Bridged Heterocycles. XXII. : A New Approach to the Syntheses of Thienoindolizine Derivatives

A. Kakehi,, S. Ito, N. Yamada, 1990 .

Studies on heteroaromaticity. XXXIII. Chemistry of diazepines. Photochemical intramolecular 1,3-dipolar cycloaddition of substituted 1-ethoxycarbonyliminopyridinium ylides

Tadashi. Sasaki, K. Kanematsu, A. Kakehi,, 1970 .

Preparation of New Nitrogen-bridged Heterocycles. 7. Reactions of 3-[Bis(methylthio)methylene]-2(3H)-indolizinones with Some Pyridinium N-Aminides

A. Kakehi,, S. Ito, Bunzo Wada, 1984 .

The Preparation of 3-Phenyl[1,2,4]triazolo[4,3-a]pyridines and Their Benzologs from N-(Phenylsulfonyl)benzohydrazonoyl Chloride and Pyridines

A. Kakehi,, S. Ito, J. Yoshida, 1980 .

Synthesis Using Pyridinium N-Ylides. I. Synthesis and Some Reactions of Substituted 1-(Acetylimino)pyridinium Ylides

A. Kakehi,, S. Ito, Yoshiaki Konno, 1978 .

Formation and Cycloaddition Reactions of Substituted N-Ethoxycarbonyl-1(1H)-azepine Derivatives

Tadashi. Sasaki, K. Kanematsu, A. Kakehi,, 1970 .

Studies on fused pyrimidine derivatives. Part 14. Formation and transformation of [4 + 2] cycloadducts, cyclohepta[g]quinazoline derivatives, by the reaction of 5-(arylaminomethylene)-1,3-dimethyl-6-methyleneperhydropyrimidine-2,4-diones with tropone

A. Kakehi,, Takashi Kobayashi, M. Noguchi, 1995 .

Different photochemical behavior of bis(biphenyl)ethylenes and ethenes in solution and in the solid-state: Structurally controlled Z/E-photoisomerization in the solid-state

M. Shiro, A. Kakehi,, J. Motoyoshiya, 2006 .

Stereoselective pyrroline-ring formation through the cyclization of conjugated azomethine ylides at the periphery of pyrido[1,2- a ]pyrimidine system

A. Kakehi,, Hidetoshi Yamamoto, K. Nakashima, 2003 .

An asymmetry induced azepine-ring formation through the ene reactions at the periphery of heterocyclic systems

A. Kakehi,, T. Mizukoshi, M. Noguchi, 1996 .

A facile and stereoselective azepine-ring formation at the periphery of pyridone and pyrido[1,2-a]pyrimidone systems via intramolecular imine and carbonyl ene reactions

A. Kakehi,, T. Mizukoshi, M. Noguchi, 1996 .

Regioselective conjugate addition of thiols to unsymmetric fumaric esters in the presence of a lithium cation

A. Kakehi,, A. Kamimura, H. Mitsudera, 2001 .

Preparation of new nitrogen-bridged heterocycles. XXIV. Syntheses and reactions of pyrazolo(1,5-a)pyridine-2-thiols. (2).

A. Kakehi,, S. Ito, T. Sakurai, 1990 .

Thermolysis and photolysis of various N-imidoyliminopyridinium ylides

K. Uchiyama, K. Kondo, A. Kakehi,, 1977 .

Thermal and photochemical behavior of sterically hindered N-vinyliminopyridinium ylides

A. Kakehi,, S. Ito, Y. Ôta, 1976 .

Synthesis and some reactions of 1,2-diamino-1,3-diaza- and 1,2-diamino-1-azaazulenium salts

A. Kakehi,, Hiroyuki Fujii, N. Abe, 1999 .

Efficient catalytic effects of Lewis acids in the 1,3-dipolar cycloaddition reactions of carbonyl ylides with imines.

T. Baba, H. Suga, A. Kakehi,, 2005, The Journal of organic chemistry.

Chiral 2,6-bis(oxazolinyl)pyridine-rare earth metal complexes as catalysts for highly enantioselective 1,3-dipolar cycloaddition reactions of 2-benzopyrylium-4-olates.

M. Shiro, H. Suga, A. Kakehi,, 2005, The Journal of organic chemistry.

Highly enantioselective 1,3-dipolar cycloaddition reactions of 2-benzopyrylium-4-olate catalyzed by chiral Lewis acids.

H. Suga, A. Kakehi,, Kei-ichi Inoue, 2002, Journal of the American Chemical Society.

Regioselective Mannich Reaction of Phenols under High Pressure Using Dichloromethane as C1 Unit

H. Hamana, A. Kakehi,, Kiyoshi Matsumoto,, 2008 .

MOLECULAR INCLUSION CRYSTALS OF NOVEL HETEROCYCLIC HOST COMPOUNDS

M. Shiro, A. Kakehi,, Kiyoshi Matsumoto,, 1996 .

Reactions of 5-Cyano-1,4-diphenylpyridazino[4,5-a]indolizines with Dimethyl Acetylenedicarboxylate: Regioselective Formation of 1:2 Michael Type Adducts

A. Kakehi,, Kiyoshi Matsumoto,, Y. Ikemi, 1993 .

REACTION OF 2.2 PARACYCLOPHANE WITH 4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE

A. Kakehi,, Kiyoshi Matsumoto,, Mitsuo Toda, 1995 .

REACTIONS OF METHACRYLOYL ISOCYANATE WITH IMINES DERIVED FROM KETONES AND ALKYL AMINES

Tadahiro Yamashita, A. Kakehi,, T. Hatta, 1996 .

Synthesis and Reactions of 3- and 8-Ethynyl-1-azaazulenes

A. Kakehi,, Hiroyuki Fujii, N. Abe, 2002 .

Synthesis and Structure of Condensed Heterocycles Derived from Intramolecular 1,3-Dipolar Cycloaddition of Transient and Enantiomerically Pure α-Allylamino Nitrones and Nitrile Oxides in a High Level of Diastereoselectivity

H. Shirai, M. Kikuchi, A. Kakehi,, 2000 .

Synthesis of 2-chloro-8-(2-pyridyl)-1-azaazulene and its metal complexes

A. Kakehi,, Shoji Tagashira, Y. Murakami, 2004 .

FACILE SYNTHESIS OF (2-BENZIMIDAZOLYL)-1-AZAAZULENES, (2-BENZOTHIAZOLYL)-1-AZAAZULENES, AND RELATED COMPOUNDS AND EVALUATION OF THEIR ANTICANCER IN VITRO ACTIVITY

T. Konakahara, M. Shiro, A. Kakehi,, 2008 .

Synthesis of Aryl Conjugated (1-Azaazulenyl)acetylenes and Facile Synthesis of Thiophene Fused 1-Azaazulenes

M. Shiro, A. Kakehi,, Hiroyuki Fujii, 2007 .

Synthesis and Some Reactions of 1,8-Diamino-1-azaazulenium Salts

A. Kakehi,, Hiroyuki Fujii, N. Abe, 2000 .

Synthesis and Some Reactions of Ethyl (2-Alkylimino-1,2-dihydro-1-azaazulen-1-yl)acetates

A. Kakehi,, Hiroyuki Fujii, N. Abe, 2002 .

Reductive Cyclization of 8-(2-Nitrophenyl)-1-azaazulene Derivatives; Formation of 6a,7-Diazanaphth[3,2,1-cd]azulene and 7H-1,7-Diazaindeno[1,2-e]azulene Systems, a New DNA Intercalater

T. Konakahara, A. Kakehi,, Hiroyuki Fujii, 2001 .

Reaction of 2-amino- and 2-(substituted amino)-1-azaazulenes with chloro-, phenyl- and diphenyl-ketene

A. Kakehi,, N. Abe, Haruhiko Matsuda, 1996 .

Effective Methods for Introducing Some Aryl and Heteroaryl Substituent onto 1-Azaazulene Nuclei

Takeshi Maeda, A. Kakehi,, Hiroyuki Fujii, 2005 .

Reactions of 2-amino-, 2-alkylamino-, and 2-piperidino-1-azaazulenes with aryl and chlorosulfonyl isocyanates

A. Kakehi,, N. Abe, Haruhiko Matsuda, 1996 .

Syntheses and Cycloadditions of Ethyl 2-(Benzylidene)hydrazino-1-azaazulene-3-carboxylates with Dimethyl Acetylenedicarboxylate

A. Kakehi,, N. Abe, 1993 .

Structure of 8-(diethylborylmethylamino)-3-phenyl-1-azaazulene: characteristics of the non-alternant ligand

A. Kakehi,, T. Murafuji, M. Takeda, 1998 .

Synthesis and Some Reactions of Ethyl (2-Alkylimino-1,2-dihydro-1-azaazulen-1-yl)acetates.

A. Kakehi,, Hiroyuki Fujii, N. Abe, 2002 .

Facile Synthesis of (2‐Benzimidazolyl)‐1‐azaazulenes, (2‐Benzothiazolyl)‐1‐azaazulenes, and Related Compounds and Evaluation of Their Anticancer in vitro Activity.

T. Konakahara, M. Shiro, A. Kakehi,, 2009 .

Reaction of 2-Amino- and 2-(Substituted amino)-1-azaazulenes with Chloro-, Phenyl- and Diphenyl-ketene.

A. Kakehi,, N. Abe, Haruhiko Matsuda, 1997 .

Reactions of 2-Alkylamino- and 2-Dialkylamino-1-azaazulenes with Diphenylcyclopropenone

A. Kakehi,, T. Murafuji, N. Abe, 1995 .

Reactions of 2-Amino-1-azaazulenes with Diphenylcyclopropenone.

A. Kakehi,, N. Abe, 1994 .

Synthesis of Aryl Conjugated (1‐Azaazulenyl)acetylenes and Facile Synthesis of Thiophene Fused 1‐Azaazulenes.

M. Shiro, A. Kakehi,, Hiroyuki Fujii, 2007 .

Synthesis and Some Reactions of 1,8‐Diamino‐1‐azaazulenium Salts.

A. Kakehi,, Hiroyuki Fujii, N. Abe, 2000 .

Reactions of 2-Amino-, 2-Alkylamino-, and 2-Piperidino-1-azaazulenes with Aryl and Chlorosulfonyl Isocyanates.

A. Kakehi,, N. Abe, Haruhiko Matsuda, 1997 .

Reaction of 2-alkylamino-1-azaazulenes withN-phenylbenzylideneamine N-oxide;one pot synthesis of the12H-11,12,13-triazaazuleno[2,1-b]fluorene ring system

A. Kakehi,, N. Abe, Haruhiko Matsuda, 1997 .

Syntheses and Cycloadditions of Ethyl 2-(Benzylidene)hydrazino-1- azaazulene-3-carboxylates with Dimethyl Acetylenedicarboxylate.

A. Kakehi,, N. Abe, 1994 .

Structure of 8‐(Diethylborylmethylamino)‐3‐phenyl‐1‐azaazulene: Characteristics of the Non‐Alternant Ligand.

A. Kakehi,, T. Murafuji, M. Takeda, 1999 .

Reactions of 2-Amino-1-azaazulenes with Diphenylcyclopropenone.

A. Kakehi,, N. Abe, 1994 .

Reactions of 2-Alkylamino- and 2-Dialkylamino-1-azaazulenes with Diphenylcyclopropenone.

A. Kakehi,, T. Murafuji, N. Abe, 1996 .

Synthesis and some reactions ofN-amino-2-methoxy-1-azaazulenium salt: leading to3,3a-diazacyclopent[a]azulene and2a,3-diazabenz[cd]azulene systems

A. Kakehi,, Kunihiko Odagiri, A. Noritaka, 1997 .

Reaction of 2-Alkylamino-1-azaazulenes with N-Phenylbenzylideneamine N- Oxide; One Pot Synthesis of the 12H-11,12,13-Triazaazuleno(2,1-b) fluorene Ring System

A. Kakehi,, N. Abe, Haruhiko Matsuda, 1997 .

Synthesis and Some Reactions of N-Amino-2-methoxy-1-azaazulenium Salt: Leading to 3,3a-Diazacyclopent(a)azulene and 2a,3-Diazabenz(cd)azulene Systems.

A. Kakehi,, N. Abe, Kunihiko Odagiri, 1997 .

Reaction of α-Bromoaetophenone Phenylsulfonylhydrazones. A New Synthetic Route to 2-Arylimidazoisoquinolines and -quinolines.

A. Kakehi,, S. Ito, T. Miwa, 1992 .

A FACILE SYNTHESIS OF 2,5-DISUBSTITUTED TETRAZOLES BY THE REACTION OF PHENYLSULFONYLHYDRAZONES WITH ARENEDIAZONIUM SALTS

K. Kondo, A. Kakehi,, S. Ito, 1976 .

REACTION OF N-[(TRIMETHYLSILYL)METHYL]CARBODIIMIDES WITH BIFUNCTIONAL NUCLEOPHILES

A. Kakehi,, Hideki Tashiro, T. Hatta, 2000 .

X-ray crystal structure of dibenzo〔a,d〕cycl〔2.2.3〕azines

H. Hamana, A. Kakehi,, Kiyoshi Matsumoto,, 2007 .

Synthesis of Azulenequinones Fused with Thiophene and Furan.

A. Ohta, A. Kakehi,, T. Nozoe, 2004 .

Synthesis of azulenequinones fused with thiophene and furan

A. Ohta, A. Kakehi,, T. Nozoe, 2003 .

Preparation of New Nitrogen-Bridged Heterocycles. 44. Thermolysis of 12bH-1, 4-Thiazepino[5, 4-a]isoquinoline Derivatives

A. Kakehi,, S. Ito, S. Nishizawa, 1998 .

Reactions of 8‐(Triphenylphosphoimino)quinoline (III) with Aryl Aldehydes and Aryl Isocyanates: Formation of 2‐Aryl‐4H‐imidazo[4,5,1‐ij]quinolines and Related Systems.

Hidenori Ito, K. Nagamatsu, A. Kakehi,, 2006 .