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Dive into the research topics where Tadashi Miyakawa is active.

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Featured researches published by Tadashi Miyakawa.


Synthetic Communications | 1993

Preparation of Dichloroacetaldehyde Cyclic Trimer and Its Depolymerization

Takashi Wakasugi; Tadashi Miyakawa; Fukuichi Suzuki; Shinichi Itsuno; Koichi Ito

Abstract Dichlorination of paraldehyde followed by hydration gave white crystals of dichloroacetaldehyde(DCA) hydrate which were treated with concd sulfuric acid at 0 °C to afford a cyclic trimer of DCA as a quite stable precursor of DCA.


Archive | 1996

Process for the replacement of a primary amino group by a chlorine atom and utilization of this process for the preparation of 2-chloro-5-chloromethyl-thiazol

Takashi Wakasugi; Tadashi Miyakawa; Takayuki Tanonaka


Chemistry Letters | 1992

Preparation of Chloroacetaldehyde Cyclic Trimer and Its Depolymerization

Takashi Wakasugi; Naka Tonouchi; Tadashi Miyakawa; Makoto Ishizuka; Takashi Yamauchi; Shinichi Itsuno; Koichi Ito


Archive | 2003

Method for producing p-dichlorobenzene

Takashi Wakasugi; Tsugio Nonaka; Tadashi Miyakawa; Takanobu Hanabusa; Kazuhiko Sunagawa; Shigeru Mizusawa


Archive | 1996

Method for substitution of an amino group of a primary amine by a chlorine atom and a synthetic method by application thereof

Takashi Wakasugi; Tadashi Miyakawa; Takayuki Tanonaka


Chemistry Letters | 1994

ONE-POT PREPARATION OF 2-CHLOROMETHYLDIOXOLANES AND 2-AMINOTHIAZOLES FROM CHLOROMETHYLTRIOXANES

Takashi Wakasugi; Tadashi Miyakawa; Fukuichi Suzuki; Shinichi Itsuno; Koichi Ito


Archive | 2001

METHOD FOR PREPARING 2-CHLOROPROPIONALDEHYDE AND USE OF THE SAME

Takashi Wakasugi; Toshiaki Nagamori; Tadashi Miyakawa; Kazuhiro Inome; Hidenori Moue


Archive | 1994

Depolymerization of chloroaldehyde cyclic trimers

Takashi Wakasugi; Tadashi Miyakawa; Fukuichi Suzuki


Archive | 1993

2-chloropropionaldehyde trimer and production process thereof

Takashi Wakasugi; Tadashi Miyakawa; Naka Tonouchi; Takashi Yamauchi; Makoto Ishizuka


Archive | 2003

Verfahren zur herstellung von p-dichlorbenzol A process for producing p-dichlorobenzene

Takashi Wakasugi; Tsugio Nonaka; Tadashi Miyakawa; Takanobu Hanabusa; Kazuhiko Sunagawa; Shigeru Mizusawa

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Takashi Wakasugi

Kyoto Institute of Technology

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Koichi Ito

Toyohashi University of Technology

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Shinichi Itsuno

Toyohashi University of Technology

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