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Zenichi Yoshida (1925-2023)
Zenichi Yoshida (1925-2023)
Professor. Zenichi Yoshida,
a member of the Honorary Advisors of HETEROCYCLES (1975-1998),
has passed away on May 4, 2023 at the age of 97.
I deeply express my regret over his death.
Kunio Ogasawara
Editor
May 11, 2023
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Communication | Regular issue | Vol 27, No. 6, 1988, pp.1301-1304
Published online, 1st January, 1970■ Nitriles in Organic Synthesis. Synthesis of New Functionally Substituted Pyrazines and Pyrroles
Published online, 1st January, 1970
DOI: 10.3987/COM-87-4451
■ Nitriles in Organic Synthesis. Synthesis of New Functionally Substituted Pyrazines and Pyrroles
Mona H. Mohamed, Nadia S. Ibrahim,* Mona M. Hussien, and Mohamed H. Elnagdi
*Department of Chemistry, Faculty of Science, University of Cairo, Giza, Egypt
Abstract
Whereas the reaction of 1a,b with 2a-c afforded pyrazines, compound 1c reacted with 2a-c to yield diaminopyrroles. Compound 1c reacted with 2a to yield triazacenaphthene derivative.
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