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1

On the blue-colored species, possibly assignable to a radical cation, formed by the aromatic hydrocarbon–sulfur dioxide–oxygen system: The polymerization of olefins initiated by aromatic hydrocarbons–oxygen in liquid sulfur dioxide

Toshikazu Nagai, Tetsuo Miyazaki, Yuzo Sonoyama, Niichiro Tokura

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

1968

Language:

english

File:

PDF, 801 KB

english, 1968

2

Solvent Effect under High Pressure. III. The Application of the Electrostriction Model to the Activation Entropy

Kondo, Yasuhiko, Tokura, Niichiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1969

Language:

english

File:

PDF, 5.40 MB

english, 1969

3

Cationic polymerization in liquid sulfur dioxide. I. Cationic polymerization of styrene with SnCl4

Ryuzo Asami, Niichiro Tokura

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1960

Language:

english

File:

PDF, 419 KB

english, 1960

4

Cationic polymerization in liquid sulfur dioxide. II. Cationic polymerization of styrene with the friedel-crafts-type and other acid catalysts

Ryuzo Asami, Niichiro Tokura

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1960

Language:

english

File:

PDF, 362 KB

english, 1960

5

Polymerization of N-vinylcarbazole in liquid sulfur dioxide initiated by oxygen

Toshikazu Nagai, Tetsuo Miyazaki, Niichiro Tokura

Journal:

Journal of Polymer Science Part C: Polymer Letters

Year:

1968

Language:

english

File:

PDF, 123 KB

english, 1968

6

Solvent Effects under High Pressures. IV. A Procedure for the Estimation of Solvation in the Transition State

Kondo, Yasuhiko, Ohnishi, Masaru, Tokura, Niichiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1972

File:

PDF, 734 KB

1972

7

Solvent Effect under High Pressure. A Novel Procedure for the Estimation of the Activation Volume and an Abnormal Acceleration of Reaction under High Pressure

Kondo, Yasuhiko, Tojima, Hiroshi, Tokura, Niichiro

Journal:

Bulletin of the Chemical Society of Japan

Year:

1967

Language:

english

File:

PDF, 8.78 MB

english, 1967

8

Radical polymerization of acrylonitrile in liquid sulfur dioxide,

Niichiro Tokura, Minoru Matsuda, Fumitake Yazaki

Journal:

Macromolecular Chemistry and Physics

Year:

1960

Language:

english

File:

PDF, 434 KB

english, 1960

9

Copolymerization of styrene and acrylonitrile in liquid sulfur dioxide

Minoru Matsuda, Masashi Iino, Niichiro Tokura

Journal:

Macromolecular Chemistry and Physics

Year:

1962

Language:

english

File:

PDF, 457 KB

english, 1962

10

Radical copolymerization of acrylonitrile with methyl methacrylate and with α-methyl styrene in liquid sulfur dioxide

Minoru Matsuda, Masashi Iino, Niichiro Tokura

Journal:

Macromolecular Chemistry and Physics

Year:

1963

Language:

english

File:

PDF, 420 KB

english, 1963

11

The constitution of styrene-polysulfone

Masashi Iino, Akira Hara, Niichiro Tokura

Journal:

Macromolecular Chemistry and Physics

Year:

1966

Language:

english

File:

PDF, 425 KB

english, 1966

12

The reaction of benzylsulfonyl halides with phenyllithium: Preparation of sulfones

Yasuhiko Shirota, Toshikazu Nagai, Niichiro Tokura

Journal:

Year:

1967

Language:

english

File:

PDF, 693 KB

english, 1967

13

The reductive cleavage of carbon—carbon bond of cis-1,2- diphenylethylene episulfone by metal hydrides

Shoichi Matsumura, Toshikazu Nagai, Niichiro Tokura

Journal:

Tetrahedron Letters

Year:

1966

Language:

english

File:

PDF, 122 KB

english, 1966

14

The formations of cycloadducts by the reactions of azibenzil with sulfur dioxide

Toshikazu Nagai, Masanobu Tanaka, Niichiro Tokura

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 203 KB

english, 1968

15

Preparation of triethylamine-borane or pyridine-borane in liquid sulfur dioxide and reduction of aralkyl halides with base-borane complex in liquid sulfur dioxide or in nitromethane

Shoichi Matsumura, Niichiro Tokura

Journal:

Tetrahedron Letters

Year:

1968

Language:

english

File:

PDF, 167 KB

english, 1968

16

Chiroptical properties of 2-benzoylbenzoic acid - chiral amine systems

Shunsuke Takenaka, Yuji Miyauchi, Niichiro Tokura

Journal:

Tetrahedron Letters

Year:

1976

Language:

english

File:

PDF, 206 KB

english, 1976

17

The reactivity of diazo ketones VI the formation of dioxan derivatives by the reaction of phenyl acetyldiazomethane or methyl benzoyldiazomethane with sulphur dioxide in ethanol

Masanobu Tanaka, Kaoru Katayama, Toshikazu Nagai, Niichiro Tokura

Journal:

Tetrahedron Letters

Year:

1973

Language:

english

File:

PDF, 168 KB

english, 1973

18

Reduction of aralkyl halides with diborane in nitromethane

Shoichi Matsumura, Niichiro Tokura

Journal:

Tetrahedron Letters

Year:

1969

Language:

english

File:

PDF, 151 KB

english, 1969

19

Induced circular dichroism of benzoylbenzoic acids in β-cyclodextrin

Shunsuke Takenaka, Norio Matsuura, Niichiro Tokura

Journal:

Tetrahedron Letters

Year:

1974

Language:

english

File:

PDF, 177 KB

english, 1974

20

The polymerization reaction in liquid sulfur dioxide. Part VIII. The effect of aromatic compounds on the cationic polymerization of styrene in liquid sulfur dioxide

Niichiro Tokura, Minoru Matsuda, Yasuaki Watanabe

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1962

Language:

english

File:

PDF, 396 KB

english, 1962

21

Polymerization in liquid sulfur dioxide. Part XIII. Polymerization of styrene derivatives in liquid sulfur dioxide

Niichiro Tokura, Minoru Matsuda, Yasuo Ogawa

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1963

Language:

english

File:

PDF, 548 KB

english, 1963

22

Polymerization in liquid sulfur dioxide. Part XVIII. Polymerization of p-isopropylstyrene and its copolymerization with styrene in liquid sulfur dioxide

Niichiro Tokura, Minoru Matsuda, Koji Arakawa

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1964

Language:

english

File:

PDF, 441 KB

english, 1964

23

Polymerization in liquid sulfur dioxide. Part XIX. Effects of aniline and its derivatives on the radical polymerization of acrylonitrile in liquid sulfur dioxide

Minoru Matsuda, Susumu Abe, Niichiro Tokura

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1964

Language:

english

File:

PDF, 381 KB

english, 1964

24

Polymerization in liquid sulfur dioxide. Part XXI. Effect of liquid sulfur dioxide concentration on cationic copolymerization of styrene with methyl acrylate in liquid sulfur dioxide

Minoru Matsuda, Koichi Ohshima, Niichiro Tokura

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1964

Language:

english

File:

PDF, 448 KB

english, 1964

25

The formation reaction of a phenylmethylene polysulfone

Niichiro Tokura, Toshikazu Nagai, Yasuhiko Shirota

Journal:

Journal of Polymer Science: Polymer Symposia

Year:

1968

Language:

english

File:

PDF, 499 KB

english, 1968

26

A cation-radical in liquid sulfur dioxide. Polymerization of styrene by anthracene in the presence of oxygen.

Niichiro Tokura, Toshikazu Nagai, Yuzo Sonoyama

Journal:

Tetrahedron Letters

Year:

1965

Language:

english

File:

PDF, 310 KB

english, 1965

27

The reactivity of diazo ketones V. The formation of 3,4,5-triphenyl pyrazole by the reaction of azibenzil with sulfur dioxide in ethanol.

Masanobu Tanaka, Niichiro Tokura, Toshikazu Nagai

Journal:

Tetrahedron Letters

Year:

1972

Language:

english

File:

PDF, 109 KB

english, 1972

28

Inhibition of radical polymerization in liquid sulfur dioxide by alkali iodide and dimethylsulfoxide

Niichiro Tokura, Minoru Matsuda, Hiroshi Kichiji

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1962

Language:

english

File:

PDF, 162 KB

english, 1962

29

Reactivity of diazo ketones. IV. Reaction of .alpha.-diazo ketones with molecular oxygen

Tanaka, Masanobu, Nagai, Toshikazu, Tokura, Niichiro

Journal:

Journal of Organic Chemistry

Year:

1973

Language:

english

File:

PDF, 490 KB

english, 1973

30

The Stereospecific Formation and Decomposition of a cis-Episulfone from Phenyldiazomethane and Sulfur Dioxide

Tokura, Niichiro, Nagai, Toshikazu, Matsumura, Shoichi

Journal:

Journal of Organic Chemistry

Year:

1966

Language:

english

File:

PDF, 301 KB

english, 1966

31

The Beckmann Rearrangement in Liquid Sulfur Dioxide. II. 1 Rearrangement by Halogen

Tokura, Niichiro, Asami, Ryuzo, Tada, Ritsuro

Journal:

Journal of the American Chemical Society

Year:

1957

Language:

english

File:

PDF, 379 KB

english, 1957

32

Reactivity of diazo ketones. II. Reaction of .alpha.-diazo ketones with sulfur dioxide

Tanaka, Masanobu., Nagai, Toshikazu., Tokura, Niichiro.

Journal:

Journal of Organic Chemistry

Year:

1972

Language:

english

File:

PDF, 551 KB

english, 1972

33

Aromatic Cyclodehydration. XXXIII. 1 2,7-Disubstituted Phenanthrenes 2,3

Bradsher, Charles K., Beavers, Leo E., Tokura, Niichiro

Journal:

Journal of the American Chemical Society

Year:

1956

Language:

english

File:

PDF, 391 KB

english, 1956

34

Epimerization of Bis(α-phenylethyl) Ether and 2-Octyl α-Phenylethyl Ether

Akiyama, Fuminori, Horie, Toshio, Matsuda, Minoru, Tokura, Niichiro

Journal:

Journal of Organic Chemistry

Year:

1975

Language:

english

File:

PDF, 451 KB

english, 1975

35

Spiro compound formation. II. The formation of spiro compounds and its mechanistic aspects by the acetolysis of 1-(4-pentenyl)cyclohexanol and 1-(4-pentenyl)cyclopentanol

Nojima, Masatomo, Nagai, Toshikazu, Tokura, Niichiro

Journal:

Journal of Organic Chemistry

Year:

1968

Language:

english

File:

PDF, 718 KB

english, 1968

36

The charge-transfer complex and photochemical reaction of 9-anthraldehyde hydrazone in sulphur dioxide?oxygen

Takeuchi, Hiroshi, Nagai, Toshikazu, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1972

Language:

english

File:

PDF, 572 KB

english, 1972

37

Reaction of 1,1,3,3-tetramethylthiourea with methyl iodide: kinetic and thermodynamic aspects

Kondo, Yasuhiko, Hirano, Shin'ya, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1979

Language:

english

File:

PDF, 533 KB

english, 1979

38

Formation of anthracene cation radicals from 9,10-dihydro-9,10-epidioxyanthracene derivatives; peroxide-initiated cationic polymerization of styrene in liquid sulphur dioxide

Kakeya, Noburu, Nojima, Masatomo, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1976

Language:

english

File:

PDF, 497 KB

english, 1976

39

Synthesis of dialkyl sulphites from alcohols in the halogen?pyridine?sulphur dioxide system. Novel behaviour of alkyl chlorosulphates in the pyridine?sulphur dioxide system

Hasegawa, Shigeru, Nojima, Masatomo, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1976

Language:

english

File:

PDF, 436 KB

english, 1976

40

Nucleophilic substitution in binary mixed solvents. Kinetics and transfer enthalpies of anions in the mixed solvents methanol + propylene carbonate and methanol+N-methyl-2-pyrrolidone

Kondo, Yasuhiko, Yuki, Kazumi, Yoshida, Takeshi, Tokura, Niichiro

Journal:

Journal of the Chemical Society Faraday Transactions 1

Year:

1980

Language:

english

File:

PDF, 979 KB

english, 1980

41

Synthesis of acetamides by the reactions of alcohols with sulphuryl chloride in acetonitrile

Takeuchi, Kyutaro, Nojima, Masatomo, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1976

Language:

english

File:

PDF, 226 KB

english, 1976

42

Oxidative, photoinduced, and thermal sulphur?nitrogen bond fission in benzenesulphenanilides

Ando, Takao, Nojima, Masatomo, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1977

Language:

english

File:

PDF, 459 KB

english, 1977

43

Benzidine rearrangement via a cation radical in liquid sulphur dioxide

Nojima, Masatomo, Ando, Takao, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1976

Language:

english

File:

PDF, 376 KB

english, 1976

44

Formation of carbocations from bornan-2-exo-ol and its derivatives and their reactions with some nucleophiles

Kitagawa, Nobuhisa, Nojima, Masatomo, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1975

Language:

english

File:

PDF, 321 KB

english, 1975

45

Oxidation of electron rich olefins with sulphur dioxide

Nojima, Masatomo, Nagao, Gensai, Kakeya, Noboru, Takagi, Masato, Tokura, Niichiro

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1976

Language:

english

File:

PDF, 136 KB

english, 1976

46

Formation of crossed phenazine from the reaction between tetra-p-anisyl- and tetra-p-tolyl-hydrazines in liquid sulphur dioxide

Ando, Takao, Nojima, Masatomo, Tokura, Niichiro

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1975

Language:

english

File:

PDF, 120 KB

english, 1975

47

Formation of inclusion complexes of benzophenone derivatives; ?-cyclodextrin studied by induced circular dichroism

Matsuura, Norio, Takenaka, Shunsuke, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1977

Language:

english

File:

PDF, 346 KB

english, 1977

48

Solvent effects on circular dichroism induced in aroylarenecarboxylic acids by optically active amines

Tokura, Niichiro, Nagai, Toshikazu, Takenaka, Shunsuke, Oshima, Takumi

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1974

Language:

english

File:

PDF, 595 KB

english, 1974

49

Reaction of some triarylmethyl radicals, polyarylalkenes, and 9,10-dihydro-9,10-epidioxyanthracenes with sulphur dioxide; detection of radicals and/or cations derived from the corresponding cation radicals

Nojima, Masatomo, Takagi, Masato, Morinaga, Minoru, Nagao, Gensai, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1978

Language:

english

File:

PDF, 904 KB

english, 1978

50

Induced circular dichroism. Part II. Induced circular dichroism of the 2-benzoylbenzoic acid?amphetamine system in ethereal solvents

Takenaka, Shunsuke, Kondo, Keizo, Tokura, Niichiro

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1974

Language:

english

File:

PDF, 416 KB

english, 1974