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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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Report | Regular issue | Vol 16, No. 1, 1981, pp.77-79
Published online, 1st January, 1970■ Synthesis of (±)-Rutacridone
Published online, 1st January, 1970
DOI: 10.3987/R-1981-01-0077
■ Synthesis of (±)-Rutacridone
Iuliu Mester,* Johannes Reisch, Szuzsa Rózsa, and Kálmán Szendrei
*Institute of Pharmaceutical Chemistry, University of Münster, Hittorfstraße 58-62, D-4400 Münster, Germany
Abstract
(±)-Rutacridone (1) was synthesized by condensation of 1,3-dihydroxy-10-methylacridone (3) with isoprene dibromide. As by-product the linear isomer (±)-isorutacridone (2) was also obtained.
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