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Dive into the research topics where Seigoro Hayashi is active.

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Featured researches published by Seigoro Hayashi.


Chemical & Pharmaceutical Bulletin | 1971

Reactions of Epoxides. I. Synthesis of Trithiocarbonate by the Reaction of Epoxide with Alkali Xanthate

Seigoro Hayashi; Mitsuru Furukawa; Yoko Fujino; Toru Nakao; Kenji Nagato


Chemical & Pharmaceutical Bulletin | 1973

The Reaction of Benzyl Phenylmethanethiosulfinate with Amines

Mitsuru Furukawa; Seishi Tsuiji; Yoko Kojima; Seigoro Hayashi


Chemical & Pharmaceutical Bulletin | 1972

Reaction of Disulfide and Trisulfide with N-Chlorocarboxamide

Mitsuru Furukawa; Yoko Fujino; Yoko Kojima; Mizuho Ono; Seigoro Hayashi


Chemical & Pharmaceutical Bulletin | 1971

Reaction of Epoxides. II. Synthesis of Oxazolidine by the Reaction of Epoxide with Schiff Base

Seigoro Hayashi; Mitsuru Furukawa; Yoko Fujino; Hiroshi Okabe; Toru Nakao


Chemical & Pharmaceutical Bulletin | 1976

Behaviors of N-(Substituted thio) phthalimides, N-(Substituted thio)-succinimides, and N-(Substituted thio) isatins toward Some Nucleophiles

Mitsuru Furukawa; Tchiaki Suda; Seigoro Hayashi


Chemical & Pharmaceutical Bulletin | 1974

Reaction of Biguanides and Related Compounds. IX. Condensation of N-Amidino-O-alkylisourea and 1-Substituted 3-Amidino-2-thiourea with Benzil

Mitsuru Furukawa; Kazutada Matsuoka; Takatoshi Yoshida; Yoko Kojima; Seigoro Hayashi


Chemical & Pharmaceutical Bulletin | 1973

Reaction of Biguanides and Related Compounds. VIII. The Condensation of Arylbiguanides and N-Amidino-O-alkylisoureas with Diketene and Ethyl Acetoacetate

Mitsuru Furukawa; Takatoshi Yoshida; Motoo Goto; Seigoro Hayashi


Chemical & Pharmaceutical Bulletin | 1972

Reaction of Biguanides and Related Compounds. II. Reaction of Biguanides with Benzil

Mitsuru Furukawa; Yoko Fujino; Yoko Kojima; Seigoro Hayashi


Chemical & Pharmaceutical Bulletin | 1974

Reaction of Biguanides and Related Compounds. XII. Condensations of Arylbiguanides and Amidinoisoureas with Isatins

Mitsuru Furukawa; Takatoshi Yoshida; Seigoro Hayashi


Chemical & Pharmaceutical Bulletin | 1972

Reaction of Biguanides and Related Compounds. V. The Base-catalyzed Condensation of Benzil with 1, 1-Dialkylguanidine

Mitsuru Furukawa; Yoko Kojima; Seigoro Hayashi

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