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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
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May 11, 2023
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Communication | Regular issue | Vol 16, No. 10, 1981, pp.1697-1700
Published online, 1st January, 1970■ Reactions of Indolizines with Tropone
Published online, 1st January, 1970
DOI: 10.3987/R-1981-10-1697
■ Reactions of Indolizines with Tropone
Yoshiro Yamashita, Daisuke Suzuki, and Mitsuo Masumura*
*Department of Applied Chemistry, Faculty of Engineering, University of Tokushima, Minamijosanjima-cho, Tokushima 770-8506, Japan
Abstract
Reactions of indolizine derivatives with tropone gave the Michael type adducts 2 and 2-indolizin-3-yltropone derivatives 3. The tropones 3 were formed by dehydrogenation of the adducts.
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