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1

Micron-sized polymeric microsphere by suspension polymerization

Masafumi Kamiyama, Kikuhiko Koyama, Hideomi Matsuda, Yoshiki Sano

Journal:

Journal of Applied Polymer Science

Année:

1993

Langue:

english

Fichier:

PDF, 994 KB

english, 1993

2

Photolysis and thermolysis of phenyl azide in acetic acid. Trapping of 1-azacyclohepta-1,2,4,6-tetraene and nucleophilic aromatic substitution

Takeuchi, Hiroshi, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

1982

Langue:

english

Fichier:

PDF, 592 KB

english, 1982

3

Effect of functional groups on the triboelectric charging property of polymer particles

Masafumi Kamiyama, Masahiro Maeda, Haruo Okutani, Kikuhiko Koyama, Hideomi Matsuda, Yoshiki Sano

Journal:

Journal of Applied Polymer Science

Année:

1994

Langue:

english

Fichier:

PDF, 661 KB

english, 1994

4

Electophilic cyanation of aromatic compounds by anodic oxidation of cyanide ion

Kikuhiko Koyama, Tosaku Susuki, Shigeru Tsutsumi

Journal:

Tetrahedron Letters

Année:

1965

Langue:

english

Fichier:

PDF, 150 KB

english, 1965

5

The cuprous chloride catalyzed addition of halogen compounds to olefins under photo-irradiation

Michiharu Mitani, Masao Nakayama, Kikuhiko Koyama

Journal:

Tetrahedron Letters

Année:

1980

Langue:

english

Fichier:

PDF, 227 KB

english, 1980

6

The preparation of 1,4-dicarbonyl compounds by photoreaction of ketones in the presence of oxidants

Michiharu Mitani, Mamoru Tamada, Shin-ichi Uehara, Kikuhiko Koyama

Journal:

Tetrahedron Letters

Année:

1984

Langue:

english

Fichier:

PDF, 205 KB

english, 1984

7

Homolytic methoxylation of stilbenes by anodic oxidation of methanol

Tadao Inoue, Kikuhiko Koyama, Toru Matsuoka, Kimiaki Matsuoka, Shigeru Tsutsumi

Journal:

Tetrahedron Letters

Année:

1963

Langue:

english

Fichier:

PDF, 179 KB

english, 1963

8

An intramolecular darzens reaction of the ester group with the active halogen group. Preparation of 2,7-dioxabicyclo[4.1.0] heptanes from 1-bromo-4-acyloxybutane derivatives

Michiharu Mitani, Hiroyuki Hirayama, Hiroshi Takeuchi, Kikuhiko Koyama

Journal:

Tetrahedron Letters

Année:

1987

Langue:

english

Fichier:

PDF, 120 KB

english, 1987

9

Regioselective functionalization of unactivated methylene groups induced by photochemistry in micellar solutions

Michiharu Mitani, Tomo-o Suzuki, Hiroshi Takeuchi, Kikuhiko Koyama

Journal:

Tetrahedron Letters

Année:

1979

Langue:

english

Fichier:

PDF, 113 KB

english, 1979

10

Photolysis and thermolysis of phenyl azide in acetic acid

Takeuchi, Hiroshi, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1981

Langue:

english

Fichier:

PDF, 230 KB

english, 1981

11

Reactions of aryl azides with alkenes in the presence of aluminium trichloride. Formation of novel aziridines fused to seven- and eight-membered rings

Takeuchi, Hiroshi, Shiobara, Yukihiko, Kawamoto, Hideyuki, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

1990

Langue:

english

Fichier:

PDF, 839 KB

english, 1990

12

Direct aromatic amination by azides: reactions of hydrazoic acid and butyl azides with aromatic compounds in the presence of both trifluoromethanesulfonic acid and trifluoroacetic acid

Takeuchi, Hiroshi, Adachi, Taki, Nishiguchi, Hideaki, Itou, Katsutaka, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

1993

Langue:

english

Fichier:

PDF, 504 KB

english, 1993

13

Synthesis of cyclopropane derivatives from electron-deficient olefins and dichloromethane via copper(I) catalysed photochemical addition followed by an electroreductive dehalogenation reaction

Mitani, Michiharu, Yamamoto, Yasuo, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1983

Langue:

english

Fichier:

PDF, 174 KB

english, 1983

14

Preparation of .beta.-amino esters from ethyl azidoformate and 1-alkoxy-1-siloxycyclopropanes

Mitani, Michiharu, Tachizawa, Osamu, Takeuchi, Hiroshi, Koyama, Kikuhiko

Journal:

Journal of Organic Chemistry

Année:

1989

Langue:

english

Fichier:

PDF, 417 KB

english, 1989

15

Chemoselective reduction of oxiranes by methylmetals in the presence of a copper(I)-phosphine complex

Mitani, Michiharu, Matsumoto, Hiroyuki, Gouda, Naruko, Koyama, Kikuhiko

Journal:

Journal of the American Chemical Society

Année:

1990

Langue:

english

Fichier:

PDF, 294 KB

english, 1990

16

Metalloporphyrin-catalyzed decomposition of ethyl azidoformate

Mitani, Michiharu, Takayama, Mimatsu, Koyama, Kikuhiko

Journal:

Journal of Organic Chemistry

Année:

1981

Langue:

english

Fichier:

PDF, 240 KB

english, 1981

17

Photoaddition of alkyl halides to olefins catalyzed by copper(I) complexes

Mitani, Michiharu, Kato, Isao, Koyama, Kikuhiko

Journal:

Journal of the American Chemical Society

Année:

1983

Langue:

english

Fichier:

PDF, 377 KB

english, 1983

18

Reaction of phenylnitrenium ion with sulphides. A novel synthetic method for aminophenyl sulphide derivatives

Takeuchi, Hiroshi, Hirayama, Shinji, Mitani, Michiharu, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

1988

Langue:

english

Fichier:

PDF, 801 KB

english, 1988

19

Stabilization of singlet ethoxycarbonylnitrene by 1,4-dioxan. Part 3. Stereospecificity for the addition to 4-methylpent-2-ene of the nitrene generated from ethyl azidoformate

Takeuchi, Hiroshi, Igura, Toru, Mitani, Michiharu, Tsuchida, Teruko, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1978

Langue:

english

Fichier:

PDF, 441 KB

english, 1978

20

Cyclisation of 2-azidodiphenylmethane and 2-azidobiphenyls by regiospecific N-attack of arylnitrenium?aluminium chloride complexes

Takeuchi, Hiroshi, Maeda, Munenori, Mitani, Michiharu, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1985

Langue:

english

Fichier:

PDF, 219 KB

english, 1985

21

A novel ring-opening reaction of an aziridinium?AlCl3 complex. Reaction of phenyl azide with alkenes in the presence of AlCl3

Takeuchi, Hiroshi, Shiobara, Yukihiko, Mitani, Michiharu, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1985

Langue:

english

Fichier:

PDF, 202 KB

english, 1985

22

Electrophilic aromatic substitution by ethoxycarbonylnitrenium ion. Reactions of ethyl azidoformate with aromatics in the presence of trifluoroacetic acid

Takeuchi, Hiroshio, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1982

Langue:

english

Fichier:

PDF, 264 KB

english, 1982

23

Thermolysis and photolysis of 1-anilino-2-methyl-4,6-diphenylpyridinium tetrafluoroborate in arene?trifluoroacetic acid mixtures: a novel route to singlet and triplet phenylnitrenium ions

Takeuchi, Hiroshi, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

1988

Langue:

english

Fichier:

PDF, 561 KB

english, 1988

24

Stabilization of singlet ethoxycarbonylnitrene by 1,4-dioxan. Part 2. Selectivity for insertion into C?H bonds

Takeuchi, Hiroshi, Kasamatsu, Yukiko, Mitani, Michiharu, Tsuchida, Teruko, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1978

Langue:

english

Fichier:

PDF, 433 KB

english, 1978

25

Inter- and intra-molecular aromatic N-substitution by arylnitrenium?aluminium chloride complexes generated from aryl azides in the presence of aluminium chloride

Takeuchi, Hiroshi, Maeda, Munenori, Mitani, Michiharu, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

1987

Langue:

english

Fichier:

PDF, 434 KB

english, 1987

26

Preparation of 2-chlorobuta-1,3-dienes by dichlorocyclopropanation of allylsilanes followed by desilylation

Mitani, Michiharu, Kobayashi, Yosinori, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

1995

Langue:

english

Fichier:

PDF, 355 KB

english, 1995

27

The thermolysis and photolysis of ethyl azidoformate in acetic acid. The formation of ethoxycarbonylnitrenium ion intermediate

Takeuchi, Hiroshi, Takahashi, Toshihiro, Mashuda, Tsuyoshi, Mitani, Michiharu, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1979

Langue:

english

Fichier:

PDF, 659 KB

english, 1979

28

Stabilization of singlet ethoxycarbonylnitrene by 1,4-dioxan

Takeuchi, Hiroshi, Kinoshita, Kazunori, Abdul-Hai, Syed Mohammad, Mitani, Michiharu, Tsuchida, Teruko, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1976

Langue:

english

Fichier:

PDF, 512 KB

english, 1976

29

Stabilization of singlet ethoxycarbonylnitrene by 1,4-dioxan. Part 4. Yield of nitrene products in 1,4-dioxan?cyclohexane and effect of cyclohexane-1,2-dione on C?H insertion

Takeuchi, Hiroshi, Nishiyama, Toshikazu, Mitani, Michiharu, Tsuchida, Teruko, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1979

Langue:

english

Fichier:

PDF, 541 KB

english, 1979

30

Aromatic N-substitution by phenylnitrenium ion. Reaction of phenyl azide with aromatics in the presence of trifluoroacetic acid

Takeuchi, Hiroshi, Takano, Katsuyuki, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1982

Langue:

english

Fichier:

PDF, 212 KB

english, 1982

31

??-Bromination of ?,?-unsaturated ketones by an electrochemical procedure

Mitani, Michiharu, Kobayashi, Tamotsu, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1991

Langue:

english

Fichier:

PDF, 157 KB

english, 1991

32

Ring-opening reactions of some 1-ethoxycarbonylaziridines with acetic acid in cyclohexane

Takeuchi, Hiroshi, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1981

Langue:

english

Fichier:

PDF, 766 KB

english, 1981

33

Anodic substitution and addition reactions

Tsutsumi, Shigeru, Koyama, Kikuhiko

Journal:

Discussions of the Faraday Society

Année:

1968

Langue:

english

Fichier:

PDF, 545 KB

english, 1968

34

Perturbation of rearrangement courses by cyclohepta-amylose

Mitani, Michiharu, Tsuchida, Teruko, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1974

Langue:

english

Fichier:

PDF, 135 KB

english, 1974

35

Stabilization of singlet ethoxycarbonylnitrene. Effect of dichloromethane on insertion into tetrahydrofuran and cyclohexane

Takeuchi, Hiroshi, Murata, Naoyoshi, Nakagawa, Yoshio, Tsuchida, Teruko, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1977

Langue:

english

Fichier:

PDF, 556 KB

english, 1977

36

Reactions of ?-azidostyrenes with halogenoacetic acid. A novel formation of oxazoles

Takeuchi, Hiroshi, Kitamura, Yasunori, Hayakawa, Satoshi, Koyama, Kikuhiko

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1989

Langue:

english

Fichier:

PDF, 206 KB

english, 1989

37

Anodic addition of hydroxy and benzoyloxy groups to stilbenes

Koyama, Kikuhiko, Ebara, Tatsuyoshi, Tani, Tadahiko, Tsutsumi, Shigeru

Journal:

Canadian Journal of Chemistry

Année:

1969

Langue:

english

Fichier:

PDF, 237 KB

english, 1969

38

Addition of phenylnitrenium ion to olefins. Reactions of phenyl azide with some olefins in the presence of trifluoroacetic acid

Takeuchi, Hiroshi, Koyama, Kikuhiko, Mitani, Michiharu, Ihara, Rie, Uno, Tomoko, Okazaki, Yoshinobu, Kai, Yashushi, Kasai, Nobutami

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

1985

Langue:

english

Fichier:

PDF, 907 KB

english, 1985

39

Reaction of Ethyl Azidoformate with Morpholines

Tsuchida, Teruko, Koyama, Kikuhiko, Mitani, Michiharu, Takeuchi, Hiroshi

Journal:

Bulletin of the Chemical Society of Japan

Année:

1980

Fichier:

PDF, 317 KB

1980

40

A Simple Preparation of N-Protected α-Amino Esters with α,α-Disubstituents from Ethyl Azidoformate and Ketene Silyl Acetals

Mitani, Michiharu, Tachizawa, Osamu, Takeuchi, Hiroshi, Koyama, Kikuhiko

Journal:

Chemistry Letters

Année:

1987

Langue:

english

Fichier:

PDF, 3.74 MB

english, 1987

41

A NEW METHOD FOR GENERATION OF ETHOXYCARBONYLNITRENE. A BASE-INDUCED DECOMPOSITION OF N -( p -TOLUENESULFONYLOXY)URETHANE IN A CATIONIC MICELLE

Mitani, Michiharu, Tsuchida, Teruko, Koyama, Kikuhiko

Journal:

Chemistry Letters

Année:

1974

Langue:

english

Fichier:

PDF, 2.99 MB

english, 1974

42

Preparation of Tetrahydropyran Derivatives with α-Electron-Withdrawing Substituents from 1,5-Dibromopentane Derivatives by Treatment with Silver Nitrate

Mitani, Michiharu, Takeuchi, Hiroshi, Koyama, Kikuhiko

Journal:

Chemistry Letters

Année:

1987

Langue:

english

Fichier:

PDF, 3.47 MB

english, 1987

43

Free Radical Reactions in Organic Electrode Processes. VII. Anodic Reaction of Benzoic Acid with Aromatic Hydrocarbons

Koyama, Kikuhiko, Ebara, Tatsuyoshi, Tsutsumi, Shigeru

Journal:

Bulletin of the Chemical Society of Japan

Année:

1968

Langue:

english

Fichier:

PDF, 7.91 MB

english, 1968

44

Synthesis of Cyclopentane Derivatives by Electrochemical Reduction of 1,5-Dibromopentane Derivatives

Mitani, Michiharu, Takeuchi, Hiroshi, Koyama, Kikuhiko

Journal:

Chemistry Letters

Année:

1986

Langue:

english

Fichier:

PDF, 3.80 MB

english, 1986

45

Preparation of Tetrahydrofurfuryl Alcohol Derivatives with Electron-Withdrawing Substituents from 4-Acetoxy-1,5-dibromopentane Derivatives by Treatment with Silver Nitrate

Mitani, Michiharu, Takeuchi, Hiroshi, Koyama, Kikuhiko

Journal:

Chemistry Letters

Année:

1987

Langue:

english

Fichier:

PDF, 3.71 MB

english, 1987

46

Electrochemical Syntheses. IV. The Homolytic Methoxylation and Ethoxylation of Olefins by the Anodic Oxidation of Methanol and Ethanol

Inoue, Tadao, Koyama, Kikuhiko, Matsuoka, Toru, Tsutsumi, Shigeru

Journal:

Bulletin of the Chemical Society of Japan

Année:

1967

Langue:

english

Fichier:

PDF, 13.44 MB

english, 1967

47

Free Radical Reactions in Organic Electrode Processes. II. The Anodic Aroyloxylation of Anisole

Koyama, Kikuhiko, Yoshida, Kunihisa, Tsutsumi, Shigeru

Journal:

Bulletin of the Chemical Society of Japan

Année:

1966

Langue:

english

Fichier:

PDF, 13.01 MB

english, 1966

48

The Homolytic Methoxylation of Aromatic Compounds by the Anodic Oxidation of Methanol

Inoue, Tadao, Koyama, Kikuhiko, Tsutsumi, Shigeru

Journal:

Bulletin of the Chemical Society of Japan

Année:

1964

Langue:

english

Fichier:

PDF, 7.19 MB

english, 1964

49

Free Radical Reactions in Organic Electrode Processes. V. Anodic Cyanation of Some Monosubstituted Benzenes

Susuki, Tosaku, Koyama, Kikuhiko, Omori, Akira, Tsutsumi, Shigeru

Journal:

Bulletin of the Chemical Society of Japan

Année:

1968

Langue:

english

Fichier:

PDF, 12.21 MB

english, 1968

50

Reaction of Ketene Alkyl Trimethylsilyl Acetals with Dimethyl Acetylenedicarboxylate Catalyzed with Zirconium Tetrachloride

Mitani, Michiharu, Sudoh, Takahiro, Koyama, Kikuhiko

Journal:

Bulletin of the Chemical Society of Japan

Année:

1995

Fichier:

PDF, 673 KB

1995