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Obituary
Yoshito Kishi (1937-2023)
Yoshito Kishi (1937-2023)
Professor. Yoshito Kishi,
a member of the Honorary Editorial Associates of HETEROCYCLES,
has passed away on January 9, 2023 at the age of 85.
I deeply express my regret over his death.
Kunio Ogasawara
Editor
January 13, 2023
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Paper | Regular issue | Vol 29, No. 9, 1989, pp.1695-1702
Published online, 1st January, 1970■ Reaction of Hydrazine Derivatives with Methylsulphonyl Chloride. Synthesis of Alkenylpyrazoles
Published online, 1st January, 1970
DOI: 10.3987/COM-89-4965
■ Reaction of Hydrazine Derivatives with Methylsulphonyl Chloride. Synthesis of Alkenylpyrazoles
Vicente Gotor,* Rosario Brieva, Ángel Aguirre, S. García-Granda, and F. Gómez-Beltrán
*Departamento de Química Orgánica, Facultad de Química, Universidad de Oviedo, Oviedo 33071, Spain
Abstract
The reaction of hydrazine derivrtives with methylsulphonyl chloride led to new 2-methylsulphonylhydrazine derivatives which were cyclized to alkenylpyrazoles. The structure of an important product was confirmed by a X-ray analysis.
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