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1

Supramolecular complexes of La@C82 with unsaturated thiacrown ethers

Tsuchiya, Takahiro, Kurihara, Hiroki, Sato, Kumiko, Wakahara, Takatsugu, Akasaka, Takeshi, Shimizu, Toshio, Kamigata, Nobumasa, Mizorogi, Naomi, Nagase, Shigeru

Journal:

Chemical Communications

Year:

2006

Language:

english

File:

PDF, 365 KB

english, 2006

2

Photochemical Ring-expansion Reaction of 1,2-Benzisothiazolinones

Kamigata, Nobumasa, Hashimoto, Satoshi, Kobayashi, Michio, Nakanishi, Hiroshi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1985

File:

PDF, 942 KB

1985

3

Reactions of Trifluoromethanesulfonyl Azide with Aromatic Compounds

Kamigata, Nobumasa, Yamamoto, Kazutoshi, Kawakita, Osamu, Hikita, Kiyoyuki, Matsuyama, Haruo, Yoshida, Masato, Kobayashi, Michio

Journal:

Bulletin of the Chemical Society of Japan

Year:

1984

File:

PDF, 396 KB

1984

4

Isolation and Lability of Optically Active Telluronium Imides

Toshio Shimizu, Yoshito Machida, Nobumasa Kamigata

Journal:

European Journal of Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 84 KB

english, 2002

5

Optically Active Seleninic Acids: Optical Resolution and Stability

Toshio Shimizu, Itaru Watanabe, Nobumasa Kamigata

Journal:

Angewandte Chemie

Year:

2001

Language:

english

File:

PDF, 72 KB

english, 2001

6

Optically Active Seleninic Acids: Optical Resolution and Stability

Toshio Shimizu, Itaru Watanabe, Nobumasa Kamigata

Journal:

Angewandte Chemie International Edition

Year:

2001

Language:

english

File:

PDF, 72 KB

english, 2001

7

Strukturen und Eigenschaften cyclischer Polyene mit Disulfideinheiten

Dr. Toshio Shimizu, Kazuko Iwata, Prof. Dr. Nobumasa Kamigata

Journal:

Angewandte Chemie

Year:

1996

File:

PDF, 404 KB

1996

8

Crystal Structures and Properties of Cyclic Polyenes Possessing Disulfide Units

Dr. Toshio Shimizu, Kazuko Iwata, Prof. Dr. Nobumasa Kamigata

Journal:

Angewandte Chemie International Edition

Year:

1996

Language:

english

File:

PDF, 401 KB

english, 1996

9

ChemInform Abstract: Isolation and Stereochemistry of Optically Active Tricoordinated Selenium and Tellurium Compounds

Toshio Shimizu, Nobumasa Kamigata

Journal:

Year:

1999

File:

PDF, 25 KB

1999

10

ChemInform Abstract: Synthesis, Structure, and Ring Conversion of 1,2-Dithiete and Related Compounds.

Toshio Shimizu, Hideyuki Murakami, Yukako Kobayashi, Kazuko Iwata, Kamigata. Nobumasa Kamigata. Nobumasa

Journal:

Year:

1999

Language:

english

File:

PDF, 32 KB

english, 1999

11

ChemInform Abstract: Preparation and Reactivity of 1,3-Bis(alkylthio)allenes and Tetrathiacyclic Bisallenes.

Toshio Shimizu, Kensuke Sakamaki, Daisuke Miyasaka, Nobumasa Kamigata

Journal:

Year:

2000

File:

PDF, 35 KB

2000

12

ChemInform Abstract: Unsaturated Cyclic Compounds Possessing Disulfide Linkage

Toshio Shimizu, Nobumasa Kamigata

Journal:

Year:

2000

File:

PDF, 25 KB

2000

13

ChemInform Abstract: Synthesis and Stereochemistry of Chiral Selenoxides and Telluroxides

Nobumasa Kamigata

Journal:

Year:

2002

File:

PDF, 23 KB

2002

14

Formation and Structures of Mercury Complexes of 18-Membered Unsaturated and Saturated Thiacrown Ethers.

Takahiro Tsuchiya, Toshio Shimizu, Kazunori Hirabayashi, Nobumasa Kamigata

Journal:

Year:

2003

File:

PDF, 54 KB

2003

15

Optically Active Telluronium Imides: Optical Resolution, Absolute Configuration, and Mechanism of Racemization.

Toshio Shimizu, Yoshito Machida, Nobumasa Kamigata

Journal:

Year:

2003

File:

PDF, 52 KB

2003

16

Palladium-Catalyzed Mizoroki—Heck-Type Reactions Using Telluronium Salts.

Kazunori Hirabayashi, Yoshiko Nara, Toshio Shimizu, Nobumasa Kamigata

Journal:

Year:

2005

File:

PDF, 17 KB

2005

17

Homocoupling Reactions Using Telluronium Salts.

Kazunori Hirabayashi, Yuji Takeda, Toshio Shimizu, Nobumasa Kamigata

Journal:

Year:

2006

File:

PDF, 14 KB

2006

18

Isolation and Racemization Mechanism of Optically Active Benzylmethylphenyltelluronium Salts

Toshio Shimizu, Ryuuya Sakurai, Yoko Azami, Kazunori Hirabayashi, Nobumasa Kamigata

Journal:

European Journal of Organic Chemistry

Year:

2010

Language:

english

File:

PDF, 342 KB

english, 2010

19

Optically active telluronium imides: Optical resolution, absolute configuration, and mechanism of racemization

Toshio Shimizu, Yoshito Machida, Nobumasa Kamigata

Journal:

Heteroatom Chemistry

Year:

2003

Language:

english

File:

PDF, 119 KB

english, 2003

20

Thermodynamically stabilized chiral chalcogen oxides: optical resolution and stereochemistry

Hideo Taka, Akikuni Matsumoto, Toshio Shimizu, Nobumasa Kamigata

Journal:

Heteroatom Chemistry

Year:

2001

Language:

english

File:

PDF, 159 KB

english, 2001

21

Stabilizing effect of intramolecular lewis base toward racemization of optically active selenoxides

Takahiro Soma, Toshio Shimizu, Kazunori Hirabayashi, Nobumasa Kamigata

Journal:

Heteroatom Chemistry

Year:

2007

Language:

english

File:

PDF, 430 KB

english, 2007

22

Absolute configuration and racemization mechanism of arenechalcogenic acids: resolution of tellurinic acid

Yusuke Nakashima, Toshio Shimizu, Kazunori Hirabayashi, Masanori Yasui, Masaki Nakazato, Fujiko Iwasaki, Nobumasa Kamigata

Journal:

Tetrahedron: Asymmetry

Year:

2004

Language:

english

File:

PDF, 327 KB

english, 2004

23

Isolation, absolute configuration, and chiral crystallization of optically active seleninic acid

Yusuke Nakashima, Toshio Shimizu, Kazunori Hirabayashi, Nobumasa Kamigata, Masanori Yasui, Masaki Nakazato, Fujiko Iwasaki

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 270 KB

english, 2004

24

Recent progress in perfluoroalkylation by radical species with special reference to the use of bis(perfluoroalkanoyl) peroxides

Masato Yoshida, Nobumasa Kamigata, Hideo Sawada, Masaharu Nakayama

Journal:

Journal of Fluorine Chemistry

Year:

1990

Language:

english

File:

PDF, 852 KB

english, 1990

25

Trifluoromethylation of aromatic compounds with bis(trifluoroacetyl) peroxide

Hideo Sawada, Masaharu Nakayama, Masato Yoshida, Tatsuro Yoshida, Nobumasa Kamigata

Journal:

Journal of Fluorine Chemistry

Year:

1990

Language:

english

File:

PDF, 430 KB

english, 1990

26

Perfluorophenylation of aromatic and heteroaromatic compounds with pentafluorobenzenesulfonyl chloride catalyzed by a ruthenium (II) phosphine complex

Nobumasa Kamigata, Manabu Yoshikawa, Toshio Shimizu

Journal:

Journal of Fluorine Chemistry

Year:

1998

Language:

english

File:

PDF, 528 KB

english, 1998

27

Unsaturated cyclic compounds possessing disulfide linkage

Toshio Shimizu, Nobumasa Kamigata

Journal:

Journal of Organometallic Chemistry

Year:

2000

Language:

english

File:

PDF, 195 KB

english, 2000

28

Crystal structures of optically active diastereomeric telluronium and selenonium salts anion—cation interactions in the crystalline state

Toshio Shimizu, Tomonari Urakubo, Peijun Jin, Mitsuru Kondo, Susumu Kitagawa, Nobumasa Kamigata

Journal:

Journal of Organometallic Chemistry

Year:

1997

Language:

english

File:

PDF, 366 KB

english, 1997

29

Reactions of trichloromethanesulfonyl chloride and carbon tetrachloride with silyl enol ethers catalyzed by a ruthenium(II) phosphine complex

Nobumasa Kamigata, Kumiko Udodaira, Manabu Yoshikawa, Toshio Shimizu

Journal:

Journal of Organometallic Chemistry

Year:

1998

Language:

english

File:

PDF, 100 KB

english, 1998

30

Preparation and thermal reaction of 1,3-bis(alkylthio)allenes

Toshio Shimizu, Kensuke Sakamaki, Nobumasa Kamigata

Journal:

Tetrahedron Letters

Year:

1997

Language:

english

File:

PDF, 226 KB

english, 1997

31

Kinetic studies on the pyramidal inversion of optically active selenonium imides

Nobumasa Kamigata, Hideo Taka, Ayumi Matsuhisa, Toshio Shimizu

Journal:

Journal of Physical Organic Chemistry

Year:

1995

Language:

english

File:

PDF, 306 KB

english, 1995

32

A novel tandum arylsulfonylation and cyclization of arylazoxy aryl sulfones with norbornene catalyzed by a palladium(0) complex

Nobumasa Kamigata, Mayumi Satoh, Masato Yoshida

Journal:

Journal of Organometallic Chemistry

Year:

1991

Language:

english

File:

PDF, 173 KB

english, 1991

33

Reaction of alkenesulfonyl chlorides with olefins catalyzed by a ruthenium(II) complex. A novel method for synthesis of (E,E)-1,4-diaryl-1,3-butadienes

Kamigata, Nobumasa, Ozaki, Junichi, Kobayashi, Michio

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 804 KB

english, 1985

34

Conformations and strain energies of cyclic bisallenes based on ab initio molecular orbital calculations

Toshio Shimizu, Nobumasa Kamigata, Shigeru Ikuta

Journal:

Journal of Molecular Structure: THEOCHEM

Year:

1996

Language:

english

File:

PDF, 658 KB

english, 1996

35

Novel perfluoroalkylation of alkenes with perfluoroalkanesulphonyl chlorides catalysed by a ruthenium(II) complex

Kamigata, Nobumasa, Fukushima, Takamasa, Terakawa, Yoshie, Yoshida, Masato, Sawada, Hideo

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1991

Language:

english

File:

PDF, 889 KB

english, 1991

36

Isolation, Stereochemistry, and Configurational Lability of Optically Active Telluroxides

Shimizu, Toshio, Yamazaki, Yuko, Taka, Hideo, Kamigata, Nobumasa

Journal:

Journal of the American Chemical Society

Year:

1997

Language:

english

File:

PDF, 153 KB

english, 1997

37

Synthesis and Stereochemistry of Chiral Selenoxides and Telluroxides

Kamigata, Nobumasa

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

2001

Language:

english

File:

PDF, 669 KB

english, 2001

38

Direct perfluoroalkylation of aromatic and heteroaromatic compounds with perfluoroalkanesulfonyl chlorides catalysed by a ruthenium(II) phosphine complex

Kamigata, Nobumasa, Ohtsuka, Takeshi, Fukushima, Takamasa, Yoshida, Masato, Shimizu, Toshio

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1994

Language:

english

File:

PDF, 1.11 MB

english, 1994

39

Asymmetric radical reaction in the coordination sphere. 2. Asymmetric addition of alkane- and arenesulfonyl chlorides to olefins catalyzed by a ruthenium(II)-phosphine complex with chiral ligands

Kameyama, Masayuki, Kamigata, Nobumasa, Kobayashi, Michio

Journal:

Journal of Organic Chemistry

Year:

1987

Language:

english

File:

PDF, 751 KB

english, 1987

40

Optically Active Seleninate Esters: Isolation, Absolute Configuration, Racemization Mechanism, and Transformation into Chiral Selenoxide

Nakashima, Yusuke, Shimizu, Toshio, Hirabayashi, Kazunori, Iwasaki, Fujiko, Yamasaki, Mikio, Kamigata, Nobumasa

Journal:

Journal of Organic Chemistry

Year:

2005

Language:

english

File:

PDF, 177 KB

english, 2005

41

Synthesis of macrocyclic dilactones by cyclization of sulfonium salts

Nakamura, Takako, Matsuyama, Haruo, Kamigata, Nobumasa, Iyoda, Masahiko

Journal:

Journal of Organic Chemistry

Year:

1992

Language:

english

File:

PDF, 973 KB

english, 1992

42

Synthesis, Structure, and Ring Conversion of 1,2-Dithiete and Related Compounds

Shimizu, Toshio, Murakami, Hideyuki, Kobayashi, Yukako, Iwata, Kazuko, Kamigata, Nobumasa

Journal:

Journal of Organic Chemistry

Year:

1998

Language:

english

File:

PDF, 126 KB

english, 1998

43

Perfluoroalkylations of nitrogen-containing heteroaromatic compounds with bis(perfluoroalkanoyl) peroxides

Yoshida, Masato, Yoshida, Tatsuro, Kobayashi, Michio, Kamigata, Nobumasa

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1989

Language:

english

File:

PDF, 722 KB

english, 1989

44

ADDITION OF SULFONYL CHLORIDES TO OLEFINS IN THE PRESENCE OF CATALYTIC AMOUNTS OF DICHLOROTRIS-(TRIPHENYLPHOSPHINE)RUTHENIUM(II)

Kamigata, Nobumasa, Sawada, Hideo, Suzuki, Norihiro, Kobayashi, Michio

Journal:

Phosphorous and Sulfur and the Related Elements

Year:

1984

Language:

english

File:

PDF, 346 KB

english, 1984

45

Reactions of arenesulfonyl chlorides with olefins catalyzed by a ruthenium(II) complex

Kamigata, Nobumasa, Sawada, Hideo, Kobayashi, Michio

Journal:

Journal of Organic Chemistry

Year:

1983

Language:

english

File:

PDF, 511 KB

english, 1983

46

OPTICALLY ACTIVE SELENIUM AND TELLURIUM COMPOUNDS. SYNTHESIS AND APPLICATION FOR ASYMMETRIC SYNTHESIS. A REVIEW

Shimizu, Toshio, Kamigata, Nobumasa

Journal:

Organic Preparations and Procedures International

Year:

1997

Language:

english

File:

PDF, 1.10 MB

english, 1997

47

Optically Active Seleninamides: Isolation, Absolute Configuration, and Racemization Mechanism

Nakashima, Yusuke, Shimizu, Toshio, Hirabayashi, Kazunori, Kamigata, Nobumasa

Journal:

Journal of Organic Chemistry

Year:

2005

Language:

english

File:

PDF, 132 KB

english, 2005

48

SYNTHESIS OF OXOSULFONIUM SALTS BY THE OXIDATION OF SULFONIUM SALTS

Mori, Mitsuo, Takeuchi, Hiroyuki, Minato, Hiroshi, Kobayashi, Michio, Yoshida, Masato, Matsuyama, Haruo, Kamigata, Nobumasa

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

1990

Language:

english

File:

PDF, 447 KB

english, 1990

49

NOVEL HALOGENATION OF THIOPHENES WITH BENZENESELENINYL CHLORIDE AND ALUMINUM HALIDE

Kamigata, Nobumasa, Suzuki, Takashi, Masato,, Yoshida,

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

1990

Language:

english

File:

PDF, 357 KB

english, 1990

50

Reactions of sulfonyl chlorides with silyl enol ethers catalysed by a ruthenium(II) phosphine complex: convenient synthesis of β-keto sulfones

Kamigata, Nobumasa, Udodaira, Kumiko, Shimizu, Toshio

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1997

Language:

english

File:

PDF, 395 KB

english, 1997

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