Cp*Ir Complex-Catalyzed N-Heterocyclization of Primary Amines with Diols: A New Catalytic System for Environmentally Benign Synthesis of Cyclic Amines
Ken-ichi Fujita,* Takeshi Fujii and Ryohei Yamaguchi
*Graduate School of Human and Environmental Studies, Kyoto University, Kyoto 606-8501, Japan, Email: fujitakkagaku.mbox.media.kyoto-u.ac.jp
K.-I. Fujita, T. Fujii, R. Yamaguchi, Org. Lett., 2004, 6, 3525-3528.
DOI: 10.1021/ol048619j (free Supporting Information)
An efficient method for the N-heterocyclization of primary amines with diols catalyzed by a Cp*Ir complex was developed. A variety of five-, six-, and seven-membered cyclic amines were synthesized in good to excellent yields.
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Cyclic Amines, Iridium Catalysis