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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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Paper | Regular issue | Vol 45, No. 10, 1997, pp.1907-1912
Published online, 1st January, 1970■ An Efficient Synthesis of Novel Spirodeoxoartemisinin with 2-Pyrazoline Ring
Published online, 1st January, 1970
DOI: 10.3987/COM-97-7913
■ An Efficient Synthesis of Novel Spirodeoxoartemisinin with 2-Pyrazoline Ring
Mankil Jung* and Seokjoon Lee
*Department of Chemistry, Yonsei University, Seoul 120-749, Korea
Abstract
Water-soluble, novel spirodeoxoartemisinin (10a) with 2-pyrazoline ring at C-11 was prepared from artemisinic acid (3) in four steps.
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