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51

Sodium Borohydride Reduction of 1, 2, 3-Triazine Derivatives

OHSAWA, AKIO, ARAI, HEIHACHIRO, OHNISHI, HIDEFUMI, KAIHOH, TERUMITSU, ITOH, TAKASHI, YAMAGUCHI, KENTARO, IGETA, HIROSHI, IITAKA, YOICHI

Journal:

YAKUGAKU ZASSHI

Year:

1985

File:

PDF, 911 KB

1985

52

A new entry to the ethynylation of azaaromatics using bis(tributylstannyl)acetylene in the presence of alkyl chloroformate

Takashi Itoh, Hiroshi Hasegawa, Kazuhiro Nagata, Mamiko Okada, Akio Ohsawa

Journal:

Year:

1994

Language:

english

File:

PDF, 814 KB

english, 1994

53

A selective reductive amination of aldehydes by the use of Hantzsch dihydropyridines as reductant

Takashi Itoh, Kazuhiro Nagata, Michiko Miyazaki, Hiroyuki Ishikawa, Ayako Kurihara, Akio Ohsawa

Journal:

Year:

2004

Language:

english

File:

PDF, 347 KB

english, 2004

54

Oxidation of 1-aminopyrazoles and synthesis of 1,2,3-triazines

Ohsawa, Akio, Arai, Heihachiro, Ohnishi, Hidefumi, Itoh, Takashi, Kaihoh, Terumitsu, Okada, Mamiko, Igeta, Hiroshi

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 549 KB

english, 1985

55

Synthesis of 2?,3?,5?-tris-O-acetyl-8-fluoroadenosine

Kobayashi, Yoshiro, Kumadaki, Itsumaro, Ohsawa, Akio, Murakami, Shin-Ichi

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1976

Language:

english

File:

PDF, 125 KB

english, 1976

56

Electrocatalytic Oxidation of Thiols on a TEMPO Modified Electrode

Kashiwagi, Yoshitomo, Ohsawa, Akio, Osa, Tetsuo, Ma, Zhenkun, Bobbitt, James M.

Journal:

Chemistry Letters

Year:

1991

File:

PDF, 379 KB

1991

57

Effect of Oxygen on the Reaction of Secondary Amines with Nitric Oxide.

ITOH, Takashi, MATSUYA, Yuji, MAETA, Hiromi, MIYAZAKI, Michiko, NAGATA, Kazuhiro, OHSAWA, Akio

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1999

File:

PDF, 488 KB

1999

58

Design and Experimental Evaluations of 5kW-Surface Permanent Magnet Vernier Machines

Toba, Akio, Watanabe, Toshiharu, Koganei, Yoshinori, Ohsawa, Hiroshi

Journal:

IEEJ Transactions on Industry Applications

Year:

2002

Language:

english

File:

PDF, 1.87 MB

english, 2002

59

The reaction of benzimidazolium derivatives with superoxide

Kazuhiro Nagata, Takashi Itoh, Mamiko Okada, Akio Ohsawa

Journal:

Year:

1996

Language:

english

File:

PDF, 655 KB

english, 1996

60

The reaction of 3,3′-dimethyl-2,2′-bithiazolinium salts with superoxide

Takashi Itoh, Kazuhiro Nagata, Mamiko Okada, Kentaro Yamaguchi, Akio Ohsawa

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 230 KB

english, 1992

61

Reaction of 5-halo-1,2,3-triazines with superoxide; synthesis of 5-hydroxy-1,2,3-triazlnes

Takashi Itoh, Kazuhiro Nagata, Mamiko Okada, Akio Ohsawa

Journal:

Tetrahedron Letters

Year:

1990

Language:

english

File:

PDF, 144 KB

english, 1990

62

1,3-Dipolar cycloaddition of pyridazinium N-ylides with perhalocycloalkenes

Akio Ohsawa, Ikuo Wada, Hiroshi Igeta, Toshio Akimoto, Akio Tsuji, Yoichi Iitaka

Journal:

Tetrahedron Letters

Year:

1978

Language:

english

File:

PDF, 214 KB

english, 1978

63

Preparation of both enantiomers of 1-allyl-1,2,3,4-tetrahydro-β-carboline using allyltin reagents and a chiral auxiliary derived from l-proline

Takashi Itoh, Yûji Matsuya, Yasuko Enomoto, Akio Ohsawa

Journal:

Year:

2001

Language:

english

File:

PDF, 227 KB

english, 2001

64

Isolation of 9-hydroxy-δ-tetradecalactone from lipid A of Pseudomonas diminuta and Pseudomonas vesicularis

Satoru Arata, Tohru Hirayama, Nobuhiko Kasai, Takashi Itoh, Akio Ohsawa

Journal:

FEMS Microbiology Letters

Year:

1989

Language:

english

File:

PDF, 217 KB

english, 1989

65

Oxidative cyclization of dioximes and bis(hydrazones) of 2-unsaturated 1,4-diketones

Ohsawa, Akio, Arai, Heihachiro, Igeta, Hiroshi, Akimoto, Toshio, Tsuji, Akio, Iitaka, Yoichi

Journal:

Journal of Organic Chemistry

Year:

1979

Language:

english

File:

PDF, 750 KB

english, 1979

66

Studies on organic fluorine compounds. XVI. Stereochemistry in fluorination of sterols with phenylfluorophosphoranes.

KOBAYASHI, YOSHIRO, KUMADAKI, ITSUMARO, OHSAWA, AKIO, HONDA, MASAMITSU, HANZAWA, YUJI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1975

File:

PDF, 570 KB

1975

67

Revised Structure of N-Oxidation Products of 4,5,6-Triaryltriazines: 1,2,3-Triazine 2-Oxides.

OHSAWA, Akio, ITOH, Takashi, YAMAGUCHI, Kentaro, KAWABATA, Chikako

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1991

File:

PDF, 565 KB

1991

68

ChemInform Abstract: Disproportionation Reaction of Disulfides Promoted by Nitric Oxide (NO) in the Presence of Oxygen.

Takashi Itoh, Nozomi Tsutsumi, Akio Ohsawa

Journal:

Year:

1999

File:

PDF, 27 KB

1999

69

ChemInform Abstract: Reductive Amination of Aldehydes and Ketones by a Hantzsch Dihydropyridine Using Scandium Triflate as a Catalyst.

Takashi Itoh, Kazuhiro Nagata, Ayako Kurihara, Michiko Miyazaki, Akio Ohsawa

Journal:

Year:

2002

File:

PDF, 33 KB

2002

70

Cross-Metathesis Reaction of 1-Allylated β-Carboline and Isoquinoline Derivatives.

Kazuhiro Nagata, Takashi Itoh, Hiromi Fukuoka, Shigeru Nakamura, Akio Ohsawa

Journal:

Year:

2005

File:

PDF, 30 KB

2005

71

Reaction of arylhydrazines with nitric oxide in the presence of oxygen

Takashi Itoh, Yûji Matsuya, Kazuhiro Nagata, Akio Ohsawa

Journal:

Tetrahedron Letters

Year:

1997

Language:

english

File:

PDF, 316 KB

english, 1997

72

The substitution of 5-halo-1,2,3-triazines with electrolytically generated superoxide

Takashi Itoh, Kazuhiro Nagata, Mamiko Okada, Hiroyuki Takahashi, Akio Ohsawa

Journal:

Year:

1991

Language:

english

File:

PDF, 439 KB

english, 1991

73

Cleavage of S-S Bond by Nitric Oxide (NO) in the Presence of Oxygen. A Disproportionation Reaction of Two Disulfides.

TSUTSUMI, Nozomi, ITOH, Takashi, OHSAWA, Akio

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

2000

File:

PDF, 774 KB

2000

74

Flash vacuum pyrolysis of 2-picoline N-oxide. Formation of 2-picolyl radical.

OHSAWA, AKIO, KAWAGUCHI, TAKAYUKI, IGETA, HIROSHI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1981

File:

PDF, 404 KB

1981

75

Genetic Characterization of Parainfluenza Virus 3 Derived from Guinea Pigs.

OHSAWA, Kazutaka, YAMADA, Akio, TAKEUCHI, Kaoru, WATANABE, Yoji, MIYATA, Hironori, SATO, Hiroshi

Journal:

Journal of Veterinary Medical Science

Year:

1998

Language:

english

File:

PDF, 45 KB

english, 1998

76

1, 2, 3-Triazines

OHSAWA, Akio, ITOH, Takashi

Journal:

YAKUGAKU ZASSHI

Year:

1994

File:

PDF, 1.15 MB

1994

77

Improvement of Diabetes Mellitus Symptoms by Intake of Ninjin'yoeito

Hosogi, Shigekuni, Ohsawa, Masahiro, Kato, Ikuo, Kuwahara, Atsukazu, Inui, Toshio, Inui, Akio, Marunaka, Yoshinori

Journal:

Frontiers in Nutrition

Year:

2018

Language:

english

File:

PDF, 2.40 MB

english, 2018

78

A Selective Reductive Amination of Aldehydes by the Use of Hantzsch Dihydropyridines as Reductant.

Takashi Itoh, Kazuhiro Nagata, Michiko Miyazaki, Hiroyuki Ishikawa, Ayako Kurihara, Akio Ohsawa

Journal:

Year:

2004

File:

PDF, 31 KB

2004

79

Correction to the structure of the photo-isomers of pyridazine 1,2-dioxides; X-ray crystal structure analysis

Arai, Heihachiro, Ohsawa, Akio, Saiki, Katsunori, Igeta, Hiroshi, Tsuji, Akio, Akimoto, Toshio, Iitaka, Yoichi

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1977

Language:

english

File:

PDF, 170 KB

english, 1977

80

The reaction of 1,2,3-triazines with Grignard reagents

Ohsawa, Akio, Kaihoh, Terumitsu, Igeta, Hiroshi

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1985

Language:

english

File:

PDF, 178 KB

english, 1985

81

L-Glutamic Acid Fermentation with Molasses Part VII

SHIBUKAWA, Mitsuru, OKABE, Setsuzo, MIMURA, Akio, OHSAWA, Takeyoshi

Journal:

Journal of the agricultural chemical society of Japan

Year:

1966

File:

PDF, 404 KB

1966

82

Induction of alkaline phosphatase in neutrophilic granulocytes, a marker of cell maturity, from bone marrow of normal individuals by retinoic acid

Noriharu Sato, Shigetaka Asano, Akio Urabe, Nakaaki Ohsawa, Fumimaro Takaku

Journal:

Biochemical and Biophysical Research Communications

Year:

1985

Language:

english

File:

PDF, 344 KB

english, 1985

83

In vivo activation of the constitutive androstane receptor β (CARβ) by treatment with dehydroepiandrosterone (DHEA) or DHEA sulfate (DHEA-S)

Atsushi Fujita, Daisuke Furutama, Toshifumi Tanaka, Reiko Sakai, Akio Koyama, Toshiaki Hanafusa, Tomoaki Mitsuhashi, Nakaaki Ohsawa

Journal:

Year:

2002

Language:

english

File:

PDF, 161 KB

english, 2002

84

Flash vacuum pyrolysis of substituted pyridine N-oxides and its application to syntheses of heterocyclic compounds

Ohsawa, Akio, Kawaguchi, Takayuki, Igeta, Hiroshi

Journal:

Journal of Organic Chemistry

Year:

1982

Language:

english

File:

PDF, 767 KB

english, 1982

85

Synthesis, oxidation, and reduction of monocyclic 1,2,3-triazines

Ohsawa, Akio, Arai, Heihachiro, Ohnishi, Hidefumi, Igeta, Hiroshi

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1980

Language:

english

File:

PDF, 234 KB

english, 1980

86

A New Entry to Asymmetric Synthesis of 1-Substituted 1,2,3,4-Tetrahydro-β-carbolines Employing a Pyroglutamic Acid Derivative as a Chiral Auxiliary

Itoh, Takashi, Nagata, Kazuhiro, Yokoya, Masashi, Miyazaki, Michiko, Ikeda, Sachiko, Matsuya, Yuji, Enomoto, Yasuko, Ohsawa, Akio

Journal:

Year:

2002

Language:

english

File:

PDF, 288 KB

english, 2002

87

Reaction of N-Aminopyridinium Derivatives. II. The Reactions of 1-(N-Acylalkylamino) pyridinium Salt Derivatives with Cyanide Ion. : A New Synthesis of Primary Amines.

Okamoto, Toshihiko, Hirobe, Masaaki, Mizushima, Chieko, Ohsawa, Akio

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1963

File:

PDF, 668 KB

1963

88

Electrooxidation of N-aminopyrazoles.

ITOH, Takashi, NAGATA, Kazuhiro, OKADA, Mamiko, OHSAWA, Akio

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1990

File:

PDF, 441 KB

1990

89

ChemInform Abstract: Allylation of N-Acyl Quaternary Salts of Azaaromatics with Allyltrimethylsilane in the Presence of Triflate Ion.

Takashi Itoh, Michiko Miyazaki, Kazuhiro Nagata, Akio Ohsawa

Journal:

Year:

1999

File:

PDF, 33 KB

1999

90

The reaction of 3-methylbenzothiazolium salts with superoxide

Takashi Itoh, Kazuhiro Nagata, Mamiko Okada, Akio Ohsawa

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 145 KB

english, 1992

91

Allylation of azoles with allyltributyltin via unstable N-(alkoxycarbonyl)azolium salts

Itoh, Takashi, Hasegawa, Hiroshi, Nagata, Kazuhiro, Ohsawa, Akio

Journal:

Journal of Organic Chemistry

Year:

1994

Language:

english

File:

PDF, 924 KB

english, 1994

92

1,2,3-Triazine

Ohsawa, Akio, Arai, Heihachiro, Ohnishi, Hidefumi, Igeta, Hiroshi

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1981

Language:

english

File:

PDF, 104 KB

english, 1981

93

Studies on organic fluorine compounds. Part 23. Diels?Alder reactions of 1,2,3,4-tetrakis(trifluoromethyl)-5-thiabicyclo[2.1.0]pent-2-ene

Kobayashi, Yoshiro, Kumadaki, Itsumaro, Ohsawa, Akio, Sekine, Yasuo, Ando, Akira

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1977

Language:

english

File:

PDF, 327 KB

english, 1977

94

Enantioselective Synthesis of (S)-2,3,9,10,11-Pentamethoxyhomoprotoberberine, and (S)-O-Methylkreysigine Using an Asymmetric Addition to an Isoquinoline Ring

Ohsawa, Akio, Nagata, Kazuhiro, Itoh, Takashi, Kameoka, Keiko, Miyazaki, Michiko

Journal:

Year:

2001

Language:

english

File:

PDF, 206 KB

english, 2001

95

Studies on the organic fluorine compounds. XXIV. Photochemical trifluoromethylation of aromatic compounds.

KOBAYASHI, YOSHIRO, KUMADAKI, ITSUMARO, OHSAWA, AKIO, MURAKAMI, SHINICHI, NAKANO, TAKAHARU

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1978

File:

PDF, 402 KB

1978

96

The Synthesis of Isoquinoline Alkaloid and Its Related Compounds Using Alanine Derivatives as Chiral Auxiliaries.

Takashi Itoh, Kazuhiro Nagata, Masashi Yokoya, Michiko Miyazaki, Keiko Kameoka, Shigeru Nakamura, Akio Ohsawa

Journal:

Year:

2004

File:

PDF, 196 KB

2004

97

Formal Total Synthesis of (−)-Emetine Using Catalytic Asymmetric Allylation of Cyclic Imines as a Key Step

Itoh, Takashi, Miyazaki, Michiko, Fukuoka, Hiromi, Nagata, Kazuhiro, Ohsawa, Akio

Journal:

Organic Letters

Year:

2006

Language:

english

File:

PDF, 80 KB

english, 2006

98

Thermolysis of 1,2,3-Triazines

Ohsawa, Akio, Itoh, Takashi, Okada, Mamiko, Nagata, Kazuhiro

Journal:

Year:

1992

Language:

english

File:

PDF, 178 KB

english, 1992

99

One Pot Reaction of Unstable N-Acyl Quaternary Salt of Thiazoles or Imidazoles with Silyl Enol Ethers Formed in situ

Ohsawa, Akio, Itoh, Takashi, Miyazaki, Michiko, Nagata, Kazuhiro, Matsuya, Yûji

Journal:

Year:

1999

Language:

english

File:

PDF, 113 KB

english, 1999

100

ONE-STEP SYNTHESIS OF 3-DIALKYLAMINOINDOLIZINES

Ohsawa, Akio, Abe, Yoshihito, Igeta, Hiroshi

Journal:

Chemistry Letters

Year:

1979

Language:

english

File:

PDF, 3.74 MB

english, 1979

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