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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
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May 11, 2023
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Communication | Special issue | Vol 79, No. 1, 2009, pp.299-302
Published online, 31st July, 2008■ Claisen Ring Expansion Approach toward The CDEF Ring System of Lancifodilactone G
Published online, 31st July, 2008
DOI: 10.3987/COM-08-S(D)2
■ Claisen Ring Expansion Approach toward The CDEF Ring System of Lancifodilactone G
Leo A. Paquette* and Kwong Wah Lai
*Evans Chemical Laboratories, The Ohio State University, Columbus, OH 43210, USA
Abstract
The fused CDEF ring system of lancifodilactone G is assembled via a Nozaki-Hiyama-Kishi cross-coupling reaction and a Petasis-Claisen ring expansion sequence as the key strategic steps.
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