HETEROCYCLES
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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 78, No. 1, 2009, pp.117-125
Published online, 28th August, 2008■ Dibromides of BOC-Protected 1-Aminopyrrole and 4-Amino-1,2,4-triazole: Synthesis, X-Ray Molecular Structure, and NMR Behavior
Published online, 28th August, 2008
DOI: 10.3987/COM-08-11498
■ Dibromides of BOC-Protected 1-Aminopyrrole and 4-Amino-1,2,4-triazole: Synthesis, X-Ray Molecular Structure, and NMR Behavior
Takakazu Yamamoto,* Gentaro Tanaka, Hiroki Fukumoto and Take-aki Koizumi
*Chemical Resources Laboratory, Tokyo Institute of Technology, 4259 Nagatsuta-cho, Midori-ku, Yokohama 226-8501, Japan
Abstract
α-Dibromides of BOC-protected 1-aminopyrrole and 4-amino-1,2,4-triazole have been prepared and their molecular structures have been confirmed by X-ray crystallography. They can be used for polymer synthesis.
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