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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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Short Paper | Regular issue | Vol 106, No. 2, 2023, pp.358-365
Published online, 26th December, 2022■ 12-epi-Briacavatolide B, a New Briarane Diterpenoid from the Octocoral Briareum stechei
Published online, 26th December, 2022
DOI: 10.3987/COM-22-14792
■ 12-epi-Briacavatolide B, a New Briarane Diterpenoid from the Octocoral Briareum stechei
Chia-Jung Liu, Hsin-Tzu Liu, Thanh Hao Huynh, Zhi-Hong Wen, Chia-Ching Liaw, Jih-Jung Chen, Jui-Hsin Su, and Ping-Jyun Sung*
*Department of Planning and Research, National Museum of Marine Biology and Aquarium, 2 Houwan Road, Checheng, Pingtung, Taiwan 944, Taiwan
Abstract
A new briarane-type diterpenoid, 12-epi-briacavatolide B (1), along with its known epimer, briacavatolide B (2), were purified from an octocoral identified as Briareum stechei. Spectroscopic approaches were used to reveal the structure of new briarane 1.
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