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Obituary
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 32, No. 1, 1991, pp.29-32
Published online, 1st January, 1970■ Litophynins F, G, and H, Three New Diterpenoids from a Soft Coral Litophyton Sp.
Published online, 1st January, 1970
DOI: 10.3987/COM-90-5649
■ Litophynins F, G, and H, Three New Diterpenoids from a Soft Coral Litophyton Sp.
Masamitsu Ochi,* Koji Yamada, Kensuke Futatsugi, Hiyoshizo Kotsuki, and Kozo Shibata*
*Faculty of Science, Kochi University, 2-5-1, Akebono-cho, Kochi 780-8520, Japan
Abstract
Three new diterpenoids, litophynins F (1), G (2), and H (3), have been isolated from a soft coral Litophyton sp. and their structures were determined by spectroscopic and chemical methods.
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