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Yutaka Hirai

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Publication

Featured researches published by Yutaka Hirai.

Archive | 1978

Process for preparing aromatic urethanes

Yutaka Hirai; Katsuharu Miyata; Makoto Aiga; Seiji Hasegawa

Archive | 1973

Method for the preparation of a halogenated aromatic amine

Yutaka Hirai; Katsuharu Miyata

Archive | 1978

Process for producing an aromatic urethane from nitro compounds, hydroxyl compounds and carbon monoxide using metal-Lewis acid-ammonia catalyst systems

Katsuharu Miyata; Yutaka Hirai; Hiroshi Yoshida

Archive | 1978

Verfahren zur Herstellung von aromatischen Urethanen

Yutaka Hirai; Katsuharu Miyata; Makoto Aiga; Seiji Hasegawa

Archive | 1977

Process for preparing 1-aminoanthraquinone having high purity

Yutaka Hirai; Katsuharu Miyata; Tagui Osawa

Archive | 1982

PROCEDIMENTO PER LA PREPARAZIONE DI URETANI AROMATICI

Yutaka Hirai; Katsuharu Miyata; Seiji Hasegawa

Archive | 1981

Aromatic O-alkyl carbamates prodn - by heating aromatic nitro cpd., alkanol and carbon monoxide (NL220676)

Yutaka Hirai; Makoto Aiga; Katsuharu Miyata; Seiji Hasegawa

Archive | 1981

PROCEDIMENTO PER LA PRODUZIONE DI UN URETANO AROMATICO

Makoto Aiga; Yutaka Hirai; Katsuharu Miyata

Archive | 1979

PROCEDIMENTO PER LA PREPARAZIONE DI I AMMINOANTRACHINONE

Tagui Osawa; Ichiro Okubo; Akio Iwamura; Hisamichi Murakami; Yutaka Hirai; Muneyasu Sameshima

Archive | 1978

METODO PER LA PREPARAZIONE DIE I AMMINOANTRACHINONE

Tagui Osawa; Yutaka Hirai; Katsuji Watanabe; Katsuharu Miyata

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