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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 63, No. 3, 2004, pp.505-508
Published online, 16th January, 2004■ Dodecasubstituted Porphyrins — An Easily Accessible Type of Dendritic Porphyrins with Tunable Properties
Published online, 16th January, 2004
DOI: 10.3987/COM-03-9962
■ Dodecasubstituted Porphyrins — An Easily Accessible Type of Dendritic Porphyrins with Tunable Properties
Claudia Ryppa and Mathias O. Senge*
*Institut für Chemie, Universität Potsdam, Karl-Liebknecht-Strasse 24-25, D-14476 Golm, Germany
Abstract
Dodecasubstituted dendritic porphyrins with nonplanar macrocycles were synthesized by a convergent approach via Lindsey condensation reactions in good yields.
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