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51

ChemInform Abstract: Copper(I)-Catalyzed Cross-Coupling Reaction of Acylzirconocene Complexes with Allylic and/or Propargylic Halides.

Yuji Hanzawa, Kensuke Narita, Takeo Taguchi

Journal:

Year:

2000

File:

PDF, 31 KB

2000

52

ChemInform Abstract: Synthesis of Benzimidazole Derivatives as Antiallergic Agents with 5-Lipoxygenase Inhibiting Action.

Hiroyuki Nakano, Tsutomu Inoue, Nobuhide Kawasaki, Hideki Miyataka, Hitoshi Matsumoto, Takeo Taguchi, Naoki Inagaki, Hiroichi Nagai, Toshio Satoh

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Year:

2000

File:

PDF, 30 KB

2000

53

ChemInform Abstract: Synthesis of Optically Active 5-Substituted-2-pyrrolidinone Derivatives Having Atropisomeric Structure and 3,5-cis-Selective Reaction of Their Enolates with Electrophiles.

Masao Fujita, Osamu Kitagawa, Yoichiro Yamada, Hirotaka Izawa, Hiroshi Hasegawa, Takeo Taguchi

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Year:

2000

File:

PDF, 34 KB

2000

54

ChemInform Abstract: Reaction of γ,γ-Dialkoxyallylic Zirconium Species with Aldehyde as Protected Acryloyl Anion.

Azusa Sato, Hisanaka Ito, Takeo Taguchi

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Year:

2000

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PDF, 34 KB

2000

55

ChemInform Abstract: Fluorinated Cyclopropanes

Takeo Taguchi, Midori Okada

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Year:

2000

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PDF, 24 KB

2000

56

ChemInform Abstract: A Memorandum of Our 30 Years in Fluorine Chemistry

Yoshiro Kobayashi, Takeo Taguchi

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Year:

2000

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PDF, 25 KB

2000

57

ChemInform Abstract: Reactions of Acylzirconocene Chloride with Nucleophiles: Bimodal Reactivity at β- and Acyl Carbons of α,β-Unsaturated Acylzirconocene Chloride.

Yuji Hanzawa, Kensuke Narita, Akito Kaku-uchi, Takeo Taguchi

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Year:

2000

File:

PDF, 36 KB

2000

58

ChemInform Abstract: Stereoselective Synthesis of Diastereomeric Atropisomeric Lactams with Various Ring Sizes and Their Structural Characterization.

Osamu Kitagawa, Masao Fujita, Mitsuteru Kohriyama, Hiroshi Hasegawa, Takeo Taguchi

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Year:

2001

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PDF, 29 KB

2001

59

ChemInform Abstract: Studies on Organofluorine Compounds: An Overview of Our 30 Years

Yoshiro Kobayashi, Takeo Taguchi

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Year:

2001

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PDF, 25 KB

2001

60

ChemInform Abstract: Intramolecular Carbostannation Reaction of Active Methine Compounds with an Unactivated C—C π-Bond Mediated by SnCl4—Et3N.

Osamu Kitagawa, Hiroki Fujiwara, Takashi Suzuki, Takeo Taguchi, Motoo Shiro

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Year:

2001

File:

PDF, 39 KB

2001

61

ChemInform Abstract: Cu(I)-Assisted Carbon—Carbon Bond Forming Reactions of γ,γ-Dialkoxyallylic Zirconium Species: A New Versatile Homoenolate Equivalent of Propionate.

Azusa Sato, Hisanaka Ito, Yusuke Yamaguchi, Takeo Taguchi

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Year:

2001

File:

PDF, 40 KB

2001

62

ChemInform Abstract: Yb(OTf)3—TMSOTf-Catalyzed Reactions of Acylzirconocene Chloride to Imines.

Akito Kakuuchi, Takeo Taguchi, Yuji Hanzawa

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Year:

2001

File:

PDF, 34 KB

2001

63

ChemInform Abstract: Pd-Catalyzed Acylation of α,β-Ynone with Acylzirconocene Chloride and One-Pot Formation of Cyclopentenone Derivatives.

Yuji Hanzawa, Akito Kakuuchi, Masaya Yabe, Kensuke Narita, Nobuhito Tabuchi, Takeo Taguchi

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Year:

2001

File:

PDF, 35 KB

2001

64

ChemInform Abstract: Radical [3 + 2]-Cycloaddition Reaction with Alkenes Using Dimethyl 2-(Iodomethyl)cyclopropane-1,1-dicarboxylate as a New Homoallyl Radical Precursor.

Osamu Kitagawa, Hiroki Fujiwara, Takeo Taguchi

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Year:

2001

File:

PDF, 31 KB

2001

65

ChemInform Abstract: Synthesis of Optically Active Aldol Derivatives Through Chirality Transfer Type 1,2-Wittig Rearrangement of α-Alkoxycarboxamides.

Osamu Kitagawa, Shu-ichi Momose, Yoichiro Yamada, Motoo Shiro, Takeo Taguchi

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Year:

2001

File:

PDF, 33 KB

2001

66

ChemInform Abstract: Synthesis of Optically Active Atropisomeric Anilide Derivatives and Their Application to Asymmetric Reaction

Osamu Kitagawa, Takeo Taguchi

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Year:

2001

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PDF, 24 KB

2001

67

ChemInform Abstract: A Stereoselective Preparation of 1-Fluorocyclopropane-1-carboxylate Derivatives Through Radical Addition of Fluoroiodoacetate to Alkenes Followed by Intramolecular Substitution Reaction.

Akio Saito, Hisanaka Ito, Takeo Taguchi

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Year:

2001

File:

PDF, 37 KB

2001

68

ChemInform Abstract: Iodoaziridine Derivatives as Novel Azahomoallyl Radical Precursors for [3 + 2] Cycloaddition Reactions with Alkenes.

Osamu Kitagawa, Yoichiro Yamada, Hiroki Fujiwara, Takeo Taguchi

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Year:

2002

File:

PDF, 32 KB

2002

69

ChemInform Abstract: Synthesis of α-Alkylated (Z)-γ-Fluoro-β,γ-enoates Through Organocopper-Mediated Reaction of γ,γ-Difluoro-α,β-enoates: A Different Reactivity of R3Al-Cu(I) and Me2CuLi.

Midori Okada, Yuko Nakamura, Akio Saito, Azusa Sato, Hiroaki Horikawa, Takeo Taguchi

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Year:

2002

File:

PDF, 37 KB

2002

70

ChemInform Abstract: Radical [3 + 2] Cycloaddition Reaction with Various Alkenes Using Iodomethylcyclopropane Derivatives as New Homoallyl Radical Precursors.

Osamu Kitagawa, Yoichiro Yamada, Hiroki Fujiwara, Takeo Taguchi

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Year:

2002

File:

PDF, 34 KB

2002

71

Radical Cascade Reaction with 1,4-Dienes and 1,4-Enynes Using 2-(Iodomethyl)cyclopropane-1,1-dicarboxylate as a Homoallyl Radical Precursor: One-Step Synthesis of Bicyclo[3.3.0]octane Derivatives.

Osamu Kitagawa, Yoichiro Yamada, Atsushi Sugawara, Takeo Taguchi

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Year:

2002

File:

PDF, 33 KB

2002

72

ChemInform Abstract: Zirconium-Mediated Intramolecular Ester Transfer Reaction: Synthesis of α-Substituted γ-Aminobutyric Acid (GABA) Derivatives.

Hisanaka Ito, Katsunori Omodera, Yasushi Takigawa, Takeo Taguchi

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Year:

2002

File:

PDF, 36 KB

2002

73

Stereoselective Construction of Functionalized (Z)-Fluoroalkenes Directed to Depsipeptide Isosteres.

Midori Okada, Yuko Nakamura, Akio Saito, Azusa Sato, Hiroaki Horikawa, Takeo Taguchi

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Year:

2002

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PDF, 30 KB

2002

74

Pd-Catalyzed Regioselective Acylation of α,β-Unsaturated Ketone Derivatives by Acylzirconocene Chloride as an Acyl Group Donor.

Yuji Hanzawa, Nobuhito Tabuchi, Kensuke Narita, Akito Kakuuchi, Masaya Yabe, Takeo Taguchi

Journal:

Year:

2003

File:

PDF, 315 KB

2003

75

Palladium-Catalyzed Reaction of Acylzirconocene Chloride and Stereoselective Formation of Bicyclo[3.3.0] Compounds.

Yuji Hanzawa, Masaya Yabe, Yusuke Oka, Takeo Taguchi

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Year:

2003

File:

PDF, 202 KB

2003

76

Preparation of δ-Fluorinated Homoallylic Alcohol Derivatives via Regioselective Hydride Reduction of Allylic Alcohol Derivatives.

Yuko Nakamura, Midori Okada, Hiroaki Horikawa, Takeo Taguchi

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Year:

2003

File:

PDF, 129 KB

2003

77

Intramolecular Diels—Alder Reactions of Ester-Tethered 1,7,9-Decatrienoates: Bis[chloro(methyl)aluminum]trifluoromethanesulfonamide as a Catalyst.

Akio Saito, Hisanaka Ito, Takeo Taguchi

Journal:

Year:

2003

File:

PDF, 161 KB

2003

78

Copper(I)-Catalyzed Reaction of Acylzirconocene Chloride: Cross-Coupling and Conjugate Addition.

Yuji Hanzawa, Kensuke Narita, Masaya Yabe, Takeo Taguchi

Journal:

Year:

2003

File:

PDF, 252 KB

2003

79

Rh(I)-Catalyzed Addition of Alkenylzirconocene Chlorides to Aldimine Derivatives.

Akito Kakuuchi, Takeo Taguchi, Yuji Hanzawa

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Year:

2003

File:

PDF, 176 KB

2003

80

Catalytic Asymmetric Synthesis of Optically Active Atropisomeric Anilides Through Enantioselective N-Allylation with Chiral Pd-tol-BINAP Catalyst.

Osamu Kitagawa, Mitsuteru Kohriyama, Takeo Taguchi

Journal:

Year:

2003

File:

PDF, 150 KB

2003

81

Formation of α-Amino Ketones: Addition of Acylzirconocene Chlorides to Imines Catalyzed by Yb(OTf)3/TmsOTf and Broensted Acids and Three-Component Reactions of Acylzirconocene Chlorides, Aldehydes, and Amines.

Akito Kakuuchi, Takeo Taguchi, Yuji Hanzawa

Journal:

Year:

2003

File:

PDF, 229 KB

2003

82

Iodine Atom Transfer [3 + 2] Cycloaddition Reaction with Electron-Rich Alkenes Using N-Tosyliodoaziridine Derivatives as Novel Azahomoallyl Radical Precursors.

Osamu Kitagawa, Shinsaku Miyaji, Yoichiro Yamada, Hiroki Fujiwara, Takeo Taguchi

Journal:

Year:

2003

Language:

english

File:

PDF, 275 KB

english, 2003

83

Carbocyclization Reactions of Terminally Difluorinated Alkenyl Active Methine Compounds Mediated by SnCl4 and Amine.

Akio Saito, Midori Okada, Yuko Nakamura, Osamu Kitagawa, Hiroaki Horikawa, Takeo Taguchi

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Year:

2004

File:

PDF, 152 KB

2004

84

Stereoselective Zirconocene-Mediated Ring Transformation of 2-Vinylheterocycles to Vinylcarbocycles.

Yuji Hanzawa, Hiromichi Kiyono, Takeo Taguchi

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Year:

2004

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PDF, 167 KB

2004

85

Construction of Nitrogen-Heterocyclic Compounds Through Zirconium-Mediated Intramolecular Alkene-Carbonyl Coupling Reaction of N-(o-Alkenylaryl)carbamate Derivatives.

Yasushi Takigawa, Hisanaka Ito, Katsunori Omodera, Maiko Ito, Takeo Taguchi

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Year:

2004

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PDF, 165 KB

2004

86

Rhodium-Catalyzed 1,4-Addition of Alkenylzirconocene Chlorides to Electron-Deficient Alkenes.

Akito Kakuuchi, Takeo Taguchi, Yuji Hanzawa

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Year:

2004

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PDF, 177 KB

2004

87

Stereoselective Iodine Atom Transfer [3 + 2] Cycloaddition Reaction with Alkenes Using Unsymmetrical Allylated Active Methine Radicals.

Osamu Kitagawa, Shinsaku Miyaji, Chiseko Sakuma, Takeo Taguchi

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Year:

2004

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PDF, 156 KB

2004

88

Copper-Catalyzed Allylations of o-Vinylbenzylzirconocene Intermediate.

Yutaka Ikeuchi, Takeo Taguchi, Yuji Hanzawa

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Year:

2004

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PDF, 165 KB

2004

89

Carbon—Carbon Bond Formations Using Acylzirconocene Chloride Complexes as a Donor of Nucleophilic Acyl Group

Yuji Hanzawa, Takeo Taguchi

Journal:

Year:

2004

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PDF, 54 KB

2004

90

Copper-Catalyzed Acylations of o-Vinylbenzylzirconocene Intermediate and Synthetic Application Toward Steroid Skeleton.

Yutaka Ikeuchi, Takeo Taguchi, Yuji Hanzawa

Journal:

Year:

2004

File:

PDF, 105 KB

2004

91

Catalytic Asymmetric Synthesis of Vicinal Diamine Derivatives Through Enantioselective N-Allylation Using Chiral π-Allyl Pd-Catalyst.

Osamu Kitagawa, Kanako Yotsumoto, Mitsuteru Kohriyama, Yasuo Dobashi, Takeo Taguchi

Journal:

Year:

2005

File:

PDF, 32 KB

2005

92

Efficient Intramolecular Diels—Alder Reactions of Ester-Tethered 1,7,9-Decatrienoates Catalyzed by Bis-Aluminated Trifluoromethanesulfonamide.

Akio Saito, Hikaru Yanai, Takeo Taguchi

Journal:

Year:

2005

File:

PDF, 37 KB

2005

93

Bis-Aluminated Triflic Amide Promoted Diels—Alder Reactions of α,β-Unsaturated Lactones.

Akio Saito, Hikaru Yanai, Takeo Taguchi

Journal:

Year:

2005

File:

PDF, 36 KB

2005

94

Highly Regioselective Coupling Reactions of Allylic and Propargylic Alcohol Derivatives with γ,γ-Dialkoxyallylic Zirconium Species via Zr-to-Cu Transmetalation.

Azusa Sato, Hisanaka Ito, Takeo Taguchi

Journal:

Year:

2005

File:

PDF, 49 KB

2005

95

Copper-Catalyzed Allylations of Zirconocene Intermediates Generated from o-Alkenyl or o-Alkynylbenzyl Ether Derivatives and Zirconocene-Butene Complex.

Yutaka Ikeuchi, Takeo Taguchi, Yuji Hanzawa

Journal:

Year:

2005

File:

PDF, 30 KB

2005

96

Efficient Synthesis of Optically Active Atropisomeric Anilides Through Catalytic Asymmetric N-Arylation Reaction.

Osamu Kitagawa, Masashi Takahashi, Masatoshi Yoshikawa, Takeo Taguchi

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Year:

2005

File:

PDF, 35 KB

2005

97

Intramolecular Diels—Alder Reaction of α-Fluoroacrylate Derivatives Promoted by Novel Bidentate Aluminum Lewis Acid.

Akio Saito, Hikaru Yanai, Wataru Sakamoto, Kosuke Takahashi, Takeo Taguchi

Journal:

Year:

2005

File:

PDF, 18 KB

2005

98

Zirconocene-Mediated and/or Catalyzed Unprecedented Coupling Reactions of Alkoxymethyl-Substituted Styrene Derivatives.

Yutaka Ikeuchi, Takeo Taguchi, Yuji Hanzawa

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Year:

2005

File:

PDF, 37 KB

2005

99

Chromium-Mediated Stereoselective Synthesis of (Z)-1-Fluoro-2-alkenyl Alkyl and Trialkylsilyl Ethers from Dibromofluoromethylcarbinyl Ethers.

Muga Nakagawa, Akio Saito, Aiko Soga, Natsuko Yamamoto, Takeo Taguchi

Journal:

Year:

2005

File:

PDF, 31 KB

2005

100

Intramolecular Diels—Alder Reaction of 1,7,9-Decatrienoates Catalyzed by Indium(III) Trifluoromethanesulfonate in Aqueous Media.

Hikaru Yanai, Akio Saito, Takeo Taguchi

Journal:

Year:

2005

File:

PDF, 24 KB

2005