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51

Competitive intramolecular [4 + 2] cycloaddition and tandem [2 + 2] cycloaddition/ [3,3]-sigmatropic rearrangement sequence of allenyl 3-vinyl-2-cyclohexenyl ethers: evidence for switching of the reaction pathway by the substituent effects

Hayakawa, Kenji, Aso, Kazuyoshi, Shiro, Motoo, Kanematsu, Ken

Journal:

Journal of the American Chemical Society

Year:

1989

Language:

english

File:

PDF, 1.05 MB

english, 1989

52

Heteroaromaticity. XLIII. Orientation in the 1,3-dipolar cycloaddition reactions of heteroaromatic nitrogen methylides with dipolarophiles

Sasaki, Tadashi, Kanematsu, Ken, Yukimoto, Yusuke, Ochiai, Shigeo

Journal:

Journal of Organic Chemistry

Year:

1971

Language:

english

File:

PDF, 671 KB

english, 1971

53

Successive Michael reaction-sigmatropic rearrangement of polyquinones with silyl ketene acetals

Aso, Mariko, Hayakawa, Kenji, Kanematsu, Ken

Journal:

Journal of Organic Chemistry

Year:

1989

Language:

english

File:

PDF, 903 KB

english, 1989

54

[4 + 6]? Cycloadditions of thiadiazole 1,1-dioxides to 6-dimethylaminofulvene: a synthesis of a diaza-azulene

Mori, Masato, Kanematsu, Ken

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1980

Language:

english

File:

PDF, 204 KB

english, 1980

55

Syntheses of Analgesics. XVII. Antipyrine Derivatives. (4)

Takahashi, Torizo, Kanematsu, Ken

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1958

File:

PDF, 427 KB

1958

56

Lewis acid catalyzed (2.SIGMA.+2.SIGMA.) cycloreversion reaction of strained cage ketones to triquinane skeletons: Kinetic evidence for a large acceleration of the reaction owing to stereoelectronic reqeirement.

OKAMOTO, YASUSHI, SENOKUCHI, KAZUHIKO, KANEMATSU, KEN

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1984

File:

PDF, 647 KB

1984

57

Studies on Frontier-Controlled Pericyclic Reactions and Its Synthetic Applications

Journal:

YAKUGAKU ZASSHI

Year:

1985

File:

PDF, 1.22 MB

1985

58

ChemInform Abstract: MOLECULAR DESIGN BY CYCLOADDITION REACTIONS PART 14, READY CHEMICAL TRANSFORMATION OF THE BICYCLO(3.2.2)NONADIENE SKELETON

SASAKI, TADASI, KANEMATSU, KEN, IIZUKA, KINZI

Journal:

Chemischer Informationsdienst

Year:

1974

File:

PDF, 212 KB

1974

59

4-Methoxy-1-methylpyridinium iodide. Grignard products and transformations thereof

Takeda, Mikio, Jacobson, Arthur E., Kanematsu, Ken, May, Everette L.

Journal:

Journal of Organic Chemistry

Year:

1969

Language:

english

File:

PDF, 565 KB

english, 1969

60

Chirality transfer from the furan ring transfer reaction

Yamaguchi, Yasuchika, Tatsuta, Noriaki, Hayakawa, Kenji, Kanematsu, Ken

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1989

Language:

english

File:

PDF, 251 KB

english, 1989

61

Cycloaddition reactions of a crowned p-benzoquinone

Hayakawa, Kenji, Kido, Keiko, Kanematsu, Ken

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1986

Language:

english

File:

PDF, 143 KB

english, 1986

62

Studies on heteroaromaticity. Part XXIX. Syntheses of 1-furyl-3-phenylpropane-1,3-dionato- and 1-thienylbutane-1,3-dionato-metal chelates and their S E reactions.

Sasaki, Tadashi, Kanematsu, Ken, Kinoshita, Goro

Journal:

Journal of the Chemical Society C Organic

Year:

1969

Language:

english

File:

PDF, 390 KB

english, 1969

63

Studies of heteroaromaticity. Part LIX. Further investigations of the cycloaddition reactions of tropone with azo-dienophiles and the photochemical behaviour of the adducts

Sasaki, Tadashi, Kanematsu, Ken, Hayakawa, Kenji

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1972

Language:

english

File:

PDF, 460 KB

english, 1972

64

Magnetic resonance imaging of uterine fibroids: a preliminary investigation into the usefulness of 3D-rendered images for surgical planning

Aluwee, Sayed Ahmad Zikri B Sayed, Kato, Hiroki, Zhou, Xiangrong, Hara, Takeshi, Fujita, Hiroshi, Kanematsu, Masayuki, Furui, Tatsuro, Yano, Ryuichiro, Miyai, Nao, Morishige, Ken-ichirou

Journal:

Year:

2015

Language:

english

File:

PDF, 1.27 MB

english, 2015

65

Studies on Morphine-like Compounds. VI. Transformation of Thebaine to Benzomorphan Analogues by Ozonolysis.

Sasaki, Tadashi, Kanematsu, Ken

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1967

File:

PDF, 514 KB

1967

66

The syntheses of 3,4-dimethoxy-6-morphinanone and isomorphinanone. Spectral inspection of the stereochemistry in cis and trans B/C ring fusion.

Fujii, Ikuo, Abe, Masayuki, Hayakawa, Kenji, Kanematsu, Ken

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1984

File:

PDF, 384 KB

1984

67

ChemInform Abstract: HETEROAROMATIZITAET 47. MITT. SYNTH. KONDENSIERTER HETEROCYCLEN DURCH CYCLOADDITION EINES HETARYNS

SASAKI, TADASHI, KANEMATSU, KEN, UCHIDE, MASAYUKI

Journal:

Chemischer Informationsdienst. Organische Chemie

Year:

1971

File:

PDF, 195 KB

1971

68

Usefulness of T2*-weighted MRI in the detection of adnexal torsion

Kawai, Nobuyuki, Kato, Hiroki, Kanematsu, Masayuki, Kawaguchi, Shimpei, Kojima, Toshihisa, Furui, Tatsuro, Morishige, Ken-ichirou, Matsuo, Masayuki

Journal:

Acta Radiologica Open

Year:

2016

Language:

english

File:

PDF, 475 KB

english, 2016

69

Molecular design by cycloaddition reactions. X. Photochemical cross cycloaddition of 1,3-diphenylisobenzofuran to cycloheptatriene

Tadashi Sasaki, Ken Kanematsu, Kenji Hayakawa

Journal:

Tetrahedron Letters

Year:

1974

Language:

english

File:

PDF, 196 KB

english, 1974

70

Novel bicycloannulation via tandem vinylation and intramolecular Diels-Alder reaction of five-membered heterocycles: a new approach to construction of psoralen and azapsoralen

Hayakawa, Kenji, Yodo, Mitsuaki, Ohsuki, Satoru, Kanematsu, Ken

Journal:

Journal of the American Chemical Society

Year:

1984

Language:

english

File:

PDF, 823 KB

english, 1984

71

Nucleobase difunctionalized .beta.-cyclodextrins. Preparation and spectral observation of base stacking and the hydrogen-bonded nucleic acid base pair

Nagai, Katsuyuki, Hayakawa, Kenji, Ukai, Shigeo, Kanematsu, Ken

Journal:

Journal of Organic Chemistry

Year:

1986

Language:

english

File:

PDF, 905 KB

english, 1986

72

Additions and Corrections - Frontier-Controlled Cycloaddition Reactions of Phencyclone with Electron-Rich Dienophiles via Charge-Transfer Complexes: Kinetic Study and Its Mechanistic Aspects.

Yasuda, Masami, Harano, Kazunobu, Kanematsu, Ken

Journal:

Journal of Organic Chemistry

Year:

1982

Language:

english

File:

PDF, 128 KB

english, 1982

73

Spatial proximity by electrophilic addition to the tricyclo[4.2.2.02,5]deca-3,7-diene system. Structures and some comments on the feature of .pi. participation

Kondo, Akihiro, Yamane, Takashi, Ashida, Tamaichi, Sasaki, Tadashi, Kanematsu, Ken

Journal:

Journal of Organic Chemistry

Year:

1978

Language:

english

File:

PDF, 755 KB

english, 1978

74

An efficient synthesis of a key intermediate of forskolin

Kanematsu, Ken, Nagashima, Shigeru

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1989

Language:

english

File:

PDF, 140 KB

english, 1989

75

An efficient approach to the basic skeleton of the cis-trikentrins

Yasukouchi, Takanori, Kanematsu, Ken

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1989

Language:

english

File:

PDF, 169 KB

english, 1989

76

FACILE SKELETAL REARRANGEMENT BY SOLVOLYSIS OF TRICYCLODECAENYL TOSYLATE

Sasaki, Tadashi, Kanematsu, Ken, Kondo, Akihiro

Journal:

Chemistry Letters

Year:

1976

Language:

english

File:

PDF, 2.90 MB

english, 1976

77

Bile Acids and Steroids. XXXII. Thiosteroids. (17). Synthesis of 16β-Acetylthio-and 16β-Alkylthio-estratriene Derivatives

Takeda, Ken'ichi, Komeno, Taichiro, Tokutake, Norio, Kanematsu, Yoshiko

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1965

File:

PDF, 657 KB

1965

78

Studies of bridged benzo-heterocycles. Part II. Cycloaddition reactions of epoxy-bridged cyclic olefins with tropone and tropolone, and photochemical behaviour of the adducts

Sasaki, Tadashi, Kanematsu, Ken, Hayakawa, Kenji

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1972

Language:

english

File:

PDF, 546 KB

english, 1972

79

ChemInform Abstract: CYANACETYLENE 9. MITT. DARST. VON PYRAZOLDERIVATEN DURCH 1,3-DIPOLARE CYCLOADDITION VON CYANACETYLENEN MIT DIAZOMETHAN, N-PHENYLSYDNON UND DIPHENYLNITRILIMIN

SASAKI, TADASHI, KANEMATSU, KEN

Journal:

Chemischer Informationsdienst. Organische Chemie

Year:

1971

File:

PDF, 231 KB

1971

80

Studies on the Synthesis of Antipyretic Analgesics. V

Takahashi, Torizo, Matsuo, Yoshiharu, Kanematsu, Ken

Journal:

YAKUGAKU ZASSHI

Year:

1960

File:

PDF, 445 KB

1960

81

Angiographically undetected small hepatocellular carcinoma: Clinicopathological characteristics, follow-up and treatment

Takashi Sonoda, Ken Shirabe, Kenji Takenaka, Takashi Kanematsu, Kotaro Yasumori, Keizo Sugimachi

Journal:

Year:

1989

Language:

english

File:

PDF, 1.40 MB

english, 1989

82

Enhanced effects of nonisotopic hafnium chloride in methanol as a substitute for uranyl acetate in TEM contrast of ultrastructure of fungal and plant cells

Ken-Ichi Ikeda, Kanako Inoue, Satoko Kanematsu, Yoshitaka Horiuchi, Pyoyun Park

Journal:

Microscopy Research and Technique

Year:

2011

Language:

english

File:

PDF, 541 KB

english, 2011

83

Flexibly capped β-cyclodextrins by the hydrogen-bonded nucleic acid base pair. The pH-control of binding ability by an on-off-switched capping

Katuyuki Nagai, Shigeo Ukal, Kenji Hayakawa, Ken Kanematsu

Journal:

Tetrahedron Letters

Year:

1985

Language:

english

File:

PDF, 240 KB

english, 1985

84

Molecular design. XXII. Acid-catalyzed epoxide cleavage of 3,4-epoxytricyclo[4.2.2.02,5]deca-7-ene

Sasaki, Tadashi, Kanematsu, Ken, Kondo, Akihiro

Journal:

Journal of Organic Chemistry

Year:

1975

Language:

english

File:

PDF, 410 KB

english, 1975

85

Switching of the reaction pathway for allenecarboxylate intramolecular cycloaddition

Yoshida, Mitsutaka, Hiromatsu, Mari, Kanematsu, Ken

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1986

Language:

english

File:

PDF, 157 KB

english, 1986

86

Reaction-to-fire performance of fire-retardant treated wooden facades in Japan with respect to accelerated weathering

Nakamura, Miki, Yoshioka, Hideki, Kanematsu, Manabu, Noguchi, Takafumi, Hagihara, Shinji, Yamaguchi, Akio, Shimizu, Ken, Sugita, Toshiyuki, Matsumoto, Yumi, Nishio, Yuhei, Hayakawa, Tetsuya, Vallerent

Journal:

MATEC Web of Conferences

Year:

2016

Language:

english

File:

PDF, 1.02 MB

english, 2016

87

Basic Studies of Molecular Design and Its New Development of Medicinal Chemistry

Journal:

YAKUGAKU ZASSHI

Year:

1992

File:

PDF, 1.48 MB

1992

88

Impact of reduced skeletal muscle volume on clinical outcome after esophagectomy for esophageal cancer

Nagata, Ken, Tsujimoto, Hironori, Nagata, Hiromi, Harada, Manabu, Ito, Nozomi, Kanematsu, Kyohei, Nomura, Shinsuke, Horiguchi, Hiroyuki, Hiraki, Shuichi, Hase, Kazuo, Yamamoto, Junji, Ueno, Hideki

Journal:

Year:

2018

File:

PDF, 286 KB

2018

89

Horizontal transmission and host-virulence attenuation of totivirus in violet root rot fungusHelicobasidium mompa

Kouichi Suzaki, Ken-ichi Ikeda, Atsuko Sasaki, Satoko Kanematsu, Naoyuki Matsumoto, Kouji Yoshida

Journal:

Journal of General Plant Pathology

Year:

2005

Language:

english

File:

PDF, 329 KB

english, 2005

90

Enantioselective synthesis of an oxa-taxane derivative via tandem intramolecular [2+2] cycloaddition and [3,3]-sigmatropic rearrangement of allenyl ether

Sin-Koo Yeo, Noriyuki Hatae, Maki Seki, Ken Kanematsu

Journal:

Year:

1995

Language:

english

File:

PDF, 514 KB

english, 1995

91

Plaeomorphic nonfunctioning islet cell tumor of the pancreas

Ken Taniguchi, Tsutomu Tomioka, Koh Komuta, Kazuhide Ura, Tsukasa Tsunoda, Takashi Kanematsu, Parviz M. Pour

Journal:

Journal of Gastrointestinal Cancer

Year:

1995

Language:

english

File:

PDF, 2.68 MB

english, 1995

92

Heteroaromaticity. LX. Reactions of medium-membered-ring unsaturated compounds with iodine azide

Sasaki, Tadashi., Kanematsu, Ken., Yukimoto, Yusuke.

Journal:

Journal of Organic Chemistry

Year:

1972

Language:

english

File:

PDF, 564 KB

english, 1972

93

Molecular design by cycloaddition reactions. 30. Photochemical cycloadditions of quadricyclane to aromatic hydrocarbons and o-quinones. First example of photochemical pericyclic [4.pi. + 2.sigma. + 2.sigma.] addition

Sasaki, Tadashi, Kanematsu, Ken, Ando, Ichiro, Yamashita, Osamu

Journal:

Journal of the American Chemical Society

Year:

1977

Language:

english

File:

PDF, 764 KB

english, 1977

94

Autoxidative decarbonylation of a stable enol from Diels?Alder addition of 2-methoxy-5-methylbenzoquinone to sorbic acid esters

Hayakawa, Kenji, Ueyama, Kaoru, Kanematsu, Ken

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1984

Language:

english

File:

PDF, 178 KB

english, 1984

95

Total Synthesis of Euryfuran via Two Sequential Furan Ring Transfer Reaction

Kanematsu, Ken, Soejima, Seizo

Journal:

Year:

1991

Language:

english

File:

PDF, 128 KB

english, 1991

96

ChemInform Abstract: MOLECULAR DESIGN BY CYCLOADDITION REACTIONS PART 16, PHOTOCHEMICAL AND THERMAL CYCLOADDITION REACTIONS OF 1,3-DIPHENYLISOBENZOFURAN WITH CYCLOHEPTATRIENE

SASAKI, TADASHI, KANEMATSU, KEN, HAYAKAWA, KENJI, SUGIURA, MASATO

Journal:

Chemischer Informationsdienst

Year:

1975

File:

PDF, 212 KB

1975

97

ChemInform Abstract: MOLECULAR DESIGN BY CYCLOADDITION REACTIONS PART 9, FURTHER INVESTIGATION OF THE CYCLOADDITION REACTIONS OF PYRIDINIUM ALLYLIDES (1-(1-PYRIDINIO)PROP-2-ENIDES) TO GIVE INDOLIZINES

SASAKI, TADASHI, KANEMATSU, KEN, KAKEHI, AKIKAZU, ITO, GIN-ICHI

Journal:

Chemischer Informationsdienst

Year:

1974

File:

PDF, 147 KB

1974

98

An expedient and selective route to crowned morphine and isomorphine congeners. A probe for ionophore and molecular recognition of opiate receptor

Ikuo Fujii, Kenji Hayakawa, Ken Kanematsu

Journal:

Tetrahedron Letters

Year:

1984

Language:

english

File:

PDF, 231 KB

english, 1984

99

A new approach to the efficient indole synthesis by allene intramolecular cycloaddition

Kenji Hayakawa, Takanori Yasukouchi, Ken Kanematsu

Journal:

Tetrahedron Letters

Year:

1986

Language:

english

File:

PDF, 248 KB

english, 1986

100

Surgical strategy for primary hepatocellular carcinoma associated with cirrhosis

Takashi Kanematsu, Ken Shirabe, Keizo Sugimachi

Journal:

Seminars in Surgical Oncology

Year:

1990

Language:

english

File:

PDF, 1.27 MB

english, 1990

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