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Featured researches published by Kozaburo Ueda.


Bulletin of the Chemical Society of Japan | 1972

Reactions of Diazoketones in the Presence of Metal Chelate. IV. Formation and Reaction of Carbonyl Ylides

Kozaburo Ueda; Toshikazu Ibata; Matsuji Takebayashi


Bulletin of the Chemical Society of Japan | 1976

The Wolff Rearrangement and 1,3-Dipolar Cycloaddition of 2-Diazo-3,4-bis(diphenylmethylene)cyclobutanone

Kozaburo Ueda; Masanori Igaki; Fumio Toda


Bulletin of the Chemical Society of Japan | 1973

Reactions of Diazoacetophenones in the Presence of Metal Chelates. V. Reaction of o -Methoxy-α-diazoacetophenone

Toshikazu Ibata; Kozaburo Ueda; Matsuji Takebayashi


Bulletin of the Chemical Society of Japan | 1970

A Betaine Intermediate in the Copper Chelate Catalyzed Decomposition of o-Methoxycarbonyl-α-diazoacetophenone

Matsuji Takebayashi; Toshikazu Ibata; Kozaburo Ueda; Takeshi Ohashi


Bulletin of the Chemical Society of Japan | 1969

Reactions of Diazoketones in the Presence of Metal Chelates. II. Reactions with Olefinic Compounds

Matsuji Takebayashi; Toshikazu Ibata; Hideki Kohara; Kozaburo Ueda


Bulletin of the Chemical Society of Japan | 1978

Isolation and photolysis of 2,3-bis(diphenylmethylene)-5,6-diazaspiro[3.4]octa-5,7-dien-1-ones.

Kozaburo Ueda; Fumio Toda


ChemInform | 1977

THE WOLFF REARRANGEMENT AND 1,3-DIPOLAR CYCLOADDITION OF 2-DIAZO-3,4-BIS(DIPHENYLMETHYLENE)CYCLOBUTANONE

Kozaburo Ueda; M. Igaki; Fumio Toda


ChemInform | 1973

REACTIONS OF DIAZOACETOPHENONES IN THE PRESENCE OF METAL CHELATES PART 5, REACTION OF O-METHOXY-ALPHA-DIAZOACETOPHENONE

Toshikazu Ibata; Kozaburo Ueda; Matsuji Takebayashi


ChemInform | 1972

RK. VON DIAZOKETONEN IN GEGENWART VON METALLCHELATEN 4. MITT. BLDG. UND RK. VON CARBONYLYLIDEN

Kozaburo Ueda; Toshikazu Ibata; Matsuji Takebayashi


ChemInform | 1971

INTERMEDIAERES BETAIN BEI DER KUPFERCHELAT-KATALYSIERTEN ZERS. VON O-METHOXYCARBONYL-ALPHA-DIAZOACETOPHENON

Matsuji Takebayashi; Toshikazu Ibata; Kozaburo Ueda; Takeshi Ohashi

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