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51

Titanocene(II)-promoted desulfurizative tertiary alkylation of 1,3-bis(phenylthio)alk-1-enes and β,γ-unsaturated thioacetals

Takeshi Takeda, Naoki Nozaki, Naoko Saeki, Tooru Fujiwara

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 216 KB

english, 1999

52

Synthesis of carbocycles and heterocycles by the titanocene(II)-promoted reactions of thioacetals

Takeshi Takeda, Md.Abdur Rahim, Mayumi Takamori, Kenjirou Yanai, Tooru Fujiwara

Journal:

Year:

2000

Language:

english

File:

PDF, 122 KB

english, 2000

53

Dubin-Johnson syndrome in a neonate

Fumiteru Nakata, Kazuhiko Oyanagi, Mayumi Fujiwara, Hideaki Sogawa, Ryoji Minami, Kiyotaka Horino, Tooru Nakao, Toshifumi Kondo

Journal:

European Journal of Pediatrics

Year:

1979

Language:

english

File:

PDF, 146 KB

english, 1979

54

Highly stereoselective syntheses of alkenylsilanes and germanes utilizing cyclobutyl ketones

Tooru Fujiwara, Koichi Sawabe, Takeshi Takeda

Journal:

Year:

1997

Language:

english

File:

PDF, 1.33 MB

english, 1997

55

Transformation of ketones into 1-chloro and 1,1-dichloro-1-alkenes by means of a polychloromethane-titanocene(II) system

Takeshi Takeda, Yumi Endo, A.Chandra Sheker Reddy, Rika Sasaki, Tooru Fujiwara

Journal:

Year:

1999

Language:

english

File:

PDF, 630 KB

english, 1999

56

The tin(IV) chloride-promoted cross-coupling reaction of allylstannanes with allylsilanes

Takeshi Takeda, Yu Takagi, Hiroki Takano, Tooru Fujiwara

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 229 KB

english, 1992

57

New methods for the preparation of 1-alkenyl ethers and sulfides using di- and tri-thioorthoformates

Md.Abdur Rahim, Haruhiko Taguchi, Mikako Watanabe, Tooru Fujiwara, Takeshi Takeda

Journal:

Tetrahedron Letters

Year:

1998

Language:

english

File:

PDF, 188 KB

english, 1998

58

Desulfurizative silation, germation, and stannation of thioacetals and their analogues utilizing titanocene(II)

Takeshi Takeda, Naoki Nozaki, Tooru Fujiwara

Journal:

Tetrahedron Letters

Year:

1998

Language:

english

File:

PDF, 203 KB

english, 1998

59

Distinctive Charge Density Distributions of Perovskite-Type Antiferroelectric Oxides PbZrO3 and PbHfO3 in Cubic Phase

Kuroiwa, Yoshihiro, Fujiwara, Hiroshi, Sawada, Akikatsu, Aoyagi, Shinobu, Nishibori, Eiji, Sakata, Makoto, Takata, Masaki, Kawaji, Hitoshi, Atake, Tooru

Journal:

Japanese Journal of Applied Physics

Year:

2004

Language:

english

File:

PDF, 299 KB

english, 2004

60

Efficient solid phase peptide synthesis : Use of methanesulfonic acid α-amino deprotecting procedure and new coupling reagent, 2-(benzotriazol-1-yl)oxy-1,3-dimethylimidazolidinium hexafluorophosphate (BOI)

YOSHIAKI KISO, YOICHI FUJIWARA, TOORU KIMURA, AKIKO NISHITANI, KENICHI AKAJI

Journal:

Chemical Biology & Drug Design

Year:

1992

Language:

english

File:

PDF, 588 KB

english, 1992

61

Naofen, a novel WD40-repeat protein, mediates spontaneous and tumor necrosis factor-induced apoptosis

Guo-Gang Feng, Chang Li, Lei Huang, Koji Tsunekawa, Yuko Sato, Yoshihiro Fujiwara, Tooru Komatsu, Takashi Honda, Jun-Hua Fan, Hidemi Goto, Tatsuro Koide, Takaaki Hasegawa, Naohisa Ishikawa

Journal:

Biochemical and Biophysical Research Communications

Year:

2010

Language:

english

File:

PDF, 508 KB

english, 2010

62

Is blood containing anti-HBe safe for transfusion?

Shunzo Chiba, Tateki Fujiwara, Tooru Nakao, Hiroyoshi Ito

Journal:

The Journal of Pediatrics

Year:

1977

Language:

english

File:

PDF, 77 KB

english, 1977

63

New Carbonyl Olefination Using Thioacetals

Horikawa, Yasuo, Watanabe, Mikako, Fujiwara, Tooru, Takeda, Takeshi

Journal:

Journal of the American Chemical Society

Year:

1997

Language:

english

File:

PDF, 158 KB

english, 1997

64

Intramolecular carbonyl olefination of esters. Regioselective preparation of enol ethers of cyclic ketones by the titanocene(ii)-promoted reaction of alkyl ω,ω-bis(phenylthio)alkanoates

Rahim, Md. Abdur, Sasaki, Hironori, Saito, Jun, Fujiwara, Tooru, Takeda, Takeshi

Journal:

Chemical Communications

Year:

2001

Language:

english

File:

PDF, 45 KB

english, 2001

65

Disulfide bond formation using the silyl chloride-sulfoxide system for the synthesis of a cystine peptide

Akaji, Kenichi, Tatsumi, Tadashi, Yoshida, Makoto, Kimura, Tooru, Fujiwara, Yoichi, Kiso, Yoshiaki

Journal:

Journal of the American Chemical Society

Year:

1992

Language:

english

File:

PDF, 867 KB

english, 1992

66

Carbonyl Olefination by Means of a gem -Dichloride−Cp 2 Ti[P(OEt) 3 ] 2 System

Takeda, Takeshi, Sasaki, Rika, Fujiwara, Tooru

Journal:

Journal of Organic Chemistry

Year:

1998

Language:

english

File:

PDF, 50 KB

english, 1998

67

Desulfurizative Titanation of Organosulfur Compounds

Takeda, Takeshi, Horikawa, Yasuo, Nomura, Tadahiro, Watanabe, Mikako, Miura, Ichiro, Fujiwara, Tooru

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

1997

Language:

english

File:

PDF, 113 KB

english, 1997

68

Tetrafluoroboric acid as a useful deprotecting reagent in Fmoc-based solid-phase peptide syntheses (Fmoc = fluoren-9-ylmethoxycarbonyl)

Akaji, Kenichi, Yoshida, Makoto, Tatsumi, Tadashi, Kimura, Tooru, Fujiwara, Yoichi, Kiso, Yoshiaki

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1990

Language:

english

File:

PDF, 317 KB

english, 1990

69

Titanocene(ii)-promoted reaction of thioacetals with alkynes: highly stereoselective preparation of conjugated dienes

Takeda, Takeshi, Shimokawa, Hirohisa, Miyachi, Yoshinaga, Fujiwara, Tooru

Journal:

Chemical Communications

Year:

1997

Language:

english

File:

PDF, 85 KB

english, 1997

70

Synthesis of cystine-peptide by a new disulphide bond-forming reaction using the siiyl chloride?sulphoxide system

Akaji, Kenichi, Tatsumi, Tadashi, Yoshida, Makoto, Kimura, Tooru, Fujiwara, Yoichi, Kiso, Yoshiaki

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1991

Language:

english

File:

PDF, 255 KB

english, 1991

71

Stereoselective formation of (Z)-γ-substituted allylsilanes by the titanocene(II)-promoted reaction of thioacetals with trialkyl(allyl)silanes

Fujiwara, Tooru, Takamori, Mayumi, Takeda, Takeshi

Journal:

Chemical Communications

Year:

1998

Language:

english

File:

PDF, 44 KB

english, 1998

72

Titanocene(II)-Promoted Intramolecular Olefination of Thiol Esters: A New Route to Substituted 2,3-Dihydrothiophenes

Rahim, Md. Abdur, Fujiwara, Tooru, Takeda, Takeshi

Journal:

Year:

1999

Language:

english

File:

PDF, 61 KB

english, 1999

73

Titanocene(II)-Promoted Cyclization of Unsaturated Thioacetals

Fujiwara, Tooru, Takeda, Takeshi

Journal:

Year:

1999

Language:

english

File:

PDF, 51 KB

english, 1999

74

Oxidative Cleavage of vic -Diols Using Copper(II) Bromide-Lithium t -Butoxide: A New Route to Unsymmetrical 1,5- and 1,6-Diketones

Fujiwara, Tooru, Tsuruta, Yumiko, Arizono, Ko-ichi, Takeda, Takeshi

Journal:

Year:

1997

File:

PDF, 212 KB

1997

75

Organic Synthesis Utilizing 2-Phenylthiocyclobutyl Ketones1

Takeda, Takeshi, Fujiwara, Tooru

Journal:

Year:

1996

File:

PDF, 881 KB

1996

76

Oxidative Decarboxylation of α-Amino and α-Hydroxy Acids Using Copper(II) Bromide-Lithium tert-Butoxide

Takeda, Takeshi, Yamauchi, Satoshi, Fujiwara, Tooru

Journal:

Year:

1996

File:

PDF, 270 KB

1996

77

Oxidation of Hydrazones with Copper(II) Bromide - Lithium t-Butoxide. A Convenient Method for the Transformation of Ketones and Aldehydes to gem-Dibromides

Takeda, Takeshi, Sasaki, Rika, Nakamura, Akira, Yamauchi, Satoshi, Fujiwara, Tooru

Journal:

Year:

1996

File:

PDF, 163 KB

1996

78

538 Long-term Follow Up Outcomes of Early Intervention with Anti-Inflammatory Therapy in Patients with Asthma Under 2 Year-old

Ikeda, Masanori, Araki, Tooru, Takahashi, Nobumasa, Nojima, Ikuko, Kitada, Kunimi, Sekimoto, Kazuhiro, Sakamoto, Tomoko, Ogasawara, Hiroshi, Okamura, Tomoka, Fujiwara, Kaori

Journal:

World Allergy Organization Journal

Year:

2012

Language:

english

File:

PDF, 93 KB

english, 2012

79

THE REDUCTIVE LITHIATION OF THIOACETALS, α,α-BIS(TRIMETHYLSILYL)ALKYL SULFIDES, AND 2-ALKYL-2-ETHYLTHIOALKANENITRILES USING TRIBUTYLSTANNYLLITHIUM

Takeda, Takeshi, Ando, Kazuo, Mamada, Akira, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1985

Language:

english

File:

PDF, 5.56 MB

english, 1985

80

THE REACTION OF β-PHENYLSULFINYL β,γ-UNSATURATED ETHERS WITH TRIBUTYLSTANNYLLITHIUM. A NEW ROUTE TO SUBSTITUTED ALLENES

Takeda, Takeshi, Suzuki, Koichi, Ohshima, Hiroyuki, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1985

Language:

english

File:

PDF, 3.74 MB

english, 1985

81

THE REACTION OF TRIBUTYLSTANNYLLITHIUM WITH 2-ETHOXY-3-ALKENENITRILES. A NEW METHOD FOR THE PREPARATION OF γ-ETHOXYALLYLSTANNANES AND DIENOL ETHERS

Takeda, Takeshi, Ando, Kazuo, Ohshima, Hiroyuki, Inoue, Masami, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1986

Language:

english

File:

PDF, 5.96 MB

english, 1986

82

A Convenient Method for the Transformation of Allylstannanes to Alcohols, Ethers, Esters, and Amines

Takeda, Takeshi, Inoue, Tomoya, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1988

Language:

english

File:

PDF, 6.22 MB

english, 1988

83

Reaction of α,α-Bis(trimethylsilyl)phenylthiomethyllithium with (Chloromethyl)oxiranes. Synthesis of 1-Alkyl-3-phenylthio-3-trimethylsilyl-1-trimethylsiloxycyclobutanes

Takeda, Takeshi, Naito, Satoru, Ando, Kazuo, Fujiwara, Tooru

Journal:

Bulletin of the Chemical Society of Japan

Year:

1983

File:

PDF, 217 KB

1983

84

Preparation and Reaction of 1-(Methylthio- and phenylthio)vinyllithium Reagents

Takeda, Takeshi, Furukawa, Hiroyuki, Fujimori, Mizue, Suzuki, Kouichi, Fujiwara, Tooru

Journal:

Bulletin of the Chemical Society of Japan

Year:

1984

File:

PDF, 1.34 MB

1984

85

A New Method for the Preparation of α-Methylene-γ-butyrolactones Using 3-Ethoxycarbonyl-3-(phenylsulfonyl)cyclobutanone

Fujiwara, Tooru, Morita, Koichi, Takeda, Takeshi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1989

File:

PDF, 692 KB

1989

86

Heat Capacities and Phase Transitions of Crystalline 1,3,5-Trichloro-2,4,6-trimethylbenzene

Fujiwara, Takahiro, Atake, Tooru, Chihara, Hideaki

Journal:

Bulletin of the Chemical Society of Japan

Year:

1990

File:

PDF, 1.30 MB

1990

87

TITANIUM TETRACHLORIDE PROMOTED REDUCTION OF ALKENYL SULFIDES USING TRIETHYLSILANE AS A REDUCING AGENT

Takeda, Takeshi, Tsuchida, Toshio, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1984

Language:

english

File:

PDF, 3.26 MB

english, 1984

88

THE SILA-PUMMERER REARRANGEMENT OF 1-ALKYL-3-PHENYLSULFINYL-3-TRIMETHYLSILYLCYCLOBUTANOLS. A NEW METHOD FOR THE PREPARATION OF 3-ALKYL-2-CYCLOBUTENONES

Takeda, Takeshi, Tsuchida, Toshio, Ando, Kazuo, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1983

Language:

english

File:

PDF, 6.73 MB

english, 1983

89

REGIO AND STEREOSELECTIVE COUPLING REACTION OF GRIGNARD REAGENTS WITH β-PHENYLTHIO β,γ-UNSATURATED ALCOHOLS USING TETRACHLOROSILANE. A NEW METHOD FOR THE PREPARATION OF ( Z )-ALKENYL SULFIDES

Fujiwara, Tooru, Yanagihara, Hiroyuki, Yamada, Takafumi, Suzuki, Koichi, Takeda, Takeshi

Journal:

Chemistry Letters

Year:

1985

Language:

english

File:

PDF, 6.91 MB

english, 1985

90

THE CLAISEN REARRANGEMENT USING β-ALKYLTHIO-β,γ-UNSATURATED ALCOHOLS. A NEW METHOD FOR THE PREPARATION OF FURANS AND γ-OXOCARBOXYLIC ESTERS

Takeda, Takeshi, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1982

Language:

english

File:

PDF, 6.05 MB

english, 1982

91

SOLID-SOLID TRANSITION IN HEXAMETHYLBENZENE THAT DEPENDS ON THERMAL HISTORY

Yoshimoto, Yoshikazu, Fujiwara, Takahiro, Atake, Tooru, Chihara, Hideaki

Journal:

Chemistry Letters

Year:

1985

Language:

english

File:

PDF, 6.86 MB

english, 1985

92

Preparation and Reaction of γ-Ethoxy and (Phenylthio)allenylstannanes

Takeda, Takeshi, Ohshima, Hiroyuki, Inoue, Masami, Togo, Akira, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1987

Language:

english

File:

PDF, 6.46 MB

english, 1987

93

The Oxidative Coupling Reaction of Allylstannanes with Trimethylsilyl Enol Ethers

Takeda, Takeshi, Ogawa, Sinji, Koyama, Masatoshi, Kato, Tetsuya, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1989

File:

PDF, 366 KB

1989

94

A Convenient Method for the Transformation of Alkenyl Sulfides to 2-(Phenylthio)alkanenitriles, Homoallyl Sulfides, and Thioacetals

Takeda, Takeshi, Kaneko, Yuichiro, Nakagawa, Hitoshi, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1987

Language:

english

File:

PDF, 5.78 MB

english, 1987

95

ZnBr 2 -catalyzed Stereospecific 1,4-Elimination of 1-Methoxymethyl-2-(trimethylsilylmethyl)cyclobutanes. Stereoselective Preparation of 1,1,5-Trisubstituted ( E )- and ( Z )-1,5-Dienes

Fujiwara, Tooru, Suda, Atsushi, Takeda, Takeshi

Journal:

Chemistry Letters

Year:

1992

File:

PDF, 399 KB

1992

96

The Stereoselective Synthesis of Trisubstituted Olefins by the Reaction of (2-Phenylthiocyclobutyl)methyl Benzoates and Methyl Ethers with Silyl Nucleophiles

Fujiwara, Tooru, Iwasaki, Toshiaki, Miyagawa, Jun, Takeda, Takeshi

Journal:

Chemistry Letters

Year:

1994

File:

PDF, 434 KB

1994

97

A CONVENIENT METHOD FOR THE PREPARATION OF 1-(METHYLTHIO) AND 1-(PHENYLTHIO)VINYLLITHIUM REAGENTS

Takeda, Takeshi, Furukawa, Hiroyuki, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1982

Language:

english

File:

PDF, 5.20 MB

english, 1982

98

THE ALKYLATION AND BASE-PROMOTED RING-OPENING REACTION OF 3-PHENYLSULFONYL-3-TRIMETHYLSILYLCYCLOBUTANOLS. A NEW METHOD FOR THE PREPARATION OF β-METHYLENE KETONES

Takeda, Takeshi, Ando, Kazuo, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1983

Language:

english

File:

PDF, 6.21 MB

english, 1983

99

Desulfurizative Stannylation of Allyl Sulfide Using Tributylstannyllithium

Takeda, Takeshi, Ogawa, Shinji, Ohta, Nagaaki, Fujiwara, Tooru

Journal:

Chemistry Letters

Year:

1987

Language:

english

File:

PDF, 7.13 MB

english, 1987

100

Triethylaluminum Catalyzed Ring Opening Reaction of 1-Acetyl-2-[(trimethylsilyl)methyl]cyclobutanes. Stereoselective Preparation of (Z)-Enol Trimethylsilyl Ethers

Fujiwara, Tooru, Suda, Atsushi, Takeda, Takeshi

Journal:

Chemistry Letters

Year:

1991

File:

PDF, 346 KB

1991

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