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Mitsuo Masumura

University of Tokushima

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Publication

Featured researches published by Mitsuo Masumura.

Tetrahedron Letters | 1984

Reaction of pyridine N-imides with ylidenemalononitriles: formation of a novel intramolecular pyridinium salt

Yoshiro Yamashita; Takashi Hayashi; Mitsuo Masumura

Abstract Pyridine N-imides react with ylidenemalononitriles to form a novel intramolecular pyridinium salt containing a dipole structure.

Heterocycles | 1984

Syntheses of licoricone and its isomer

Masao Tsukayama; Kunihiro Fujimoto; Tokunaru Horie; Mitsuo Masumura; Mitsuru Nakayama

Synthese de la licoricone et de son isomere (dihydroxy-2,7 dimethoxy-4,6 isoprenyl-3 isoflavone) a partir de benzyloxy-2 dimethoxy-4,6 benzaldehyde par lintermediaire de la reaction du butene-3ol-2 avec la dibenzoyloxy-2,7 dimethoxy-4,6 isoflavone

Journal of The Chemical Society, Chemical Communications | 1983

Novel synthesis and rearrangement of 6-azabicyclo[3.1.0]hex-3-en-2-ones

Yoshiro Yamashita; Mitsuo Masumura

Reaction of N-aminopyridinium iodides with cyclopentadienone derivatives gave the 6-azabicyclo[3.1.0]hex-3-en-2-ones (3) which rearranged to the hydroxypyridine derivatives (4) upon heating or irradiation.

Chemistry Letters | 1980

REACTIONS OF SUBSTITUTED PYRIDINIUM N-IMINES WITH BENZYNE: SYNTHESES OF PYRIDO[1,2-b]INDAZOLES AND RELATED COMPOUNDS

Yoshiro Yamashita; Takashi Hayashi; Mitsuo Masumura

Chemistry Letters | 1983

REACTION OF PYRIDINIUM PHENACYLIDES AND RELATED YLIDES WITH CYCLOPENTADIENONE DERIVATIVES

Yoshiro Yamashita; Yukio Miyauchi; Mitsuo Masumura

Yakugaku Zasshi-journal of The Pharmaceutical Society of Japan | 1985

Studies of the Selective O-Alkylation and Dealkylation of Flavonoids. VII. Partial Dealkylation of 5, 6, 7-Trioxygenated Flavones and Synthesis of Pectolinarigenin and Its Analogues

Tokunaru Horie; Hiroki Kourai; Masao Tsukayama; Mitsuo Masumura; Mitsuru Nakayama

Bulletin of the Chemical Society of Japan | 1985

Synthesis of Licoisoflavone A and Related Compounds

Masao Tsukayama; Kunihiro Fujimoto; Tokunaru Horie; Mitsuo Masumura; Mitsuru Nakayama

Heterocycles | 1984

Convenient Synthesis of Benzi[b]tropones Fused with Indolizines or Indoles by Reaction of 2-Phenyl-3-vinyl Substituted Derivatives with Polyphosphoric Acid

Yoshiro Yamashita; Daisuke Suzuki; Mitsuo Masumura

Heterocycles | 1984

ADDITION REACTION OF INDOLIZINE DERIVATIVES WITH DIMETHYL ACETYLENEDICARBOXYLATE

Yoshiro Yamashita; Daisuke Suzuki; Mitsuo Masumura

ChemInform | 1981

SYNTHESIS OF VINYL-SUBSTITUTED INDOLIZINE DERIVATIVES BY A NOVEL REACTION OF INDOLIZINES WITH ETHOXYETHYLENES HAVING ELECTRON-WITHDRAWING SUBSTITUENTS

Mitsuo Masumura; Yoshiro Yamashita; Daisuke Suzuki

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Yoshiro Yamashita

Tohoku University

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Masao Tsukayama

University of Tokushima

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Mitsuru Nakayama

University of Toyama

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Tokunaru Horie

University of Tokushima

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Takashi Hayashi

Osaka University

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Kunihiro Fujimoto

University of Tokushima

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Hiroki Kourai

University of Tokushima

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Mituo Masumura

University of Tokushima

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