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Paper | Special issue | Vol 39, No. 1, 1994, pp.171-184
Published online, 1st January, 1970
DOI: 10.3987/COM-93-S(B)13
Effect of Tin(II) Triflate on Reactions of α-Ethoxycarbamates with Enolates

Tatsuo Nagasaka,* Shiro Nishida, Shu Sugihara, Toshio Kawahara, Koichi Adachi, and Fumiko Hamaguchi

*Tokyo University of Pharmacy and Life Science, 1432-1 Horinouchi, Hachioji, Tokyo 192-0392, Japan

Abstract

Reactions of α-ethoxycarbamates (α-ethoxylated derivatives of N-ethoxycarbonylpyrrolidine, -piperidine, and -hexamethyleneimine) with various enolates (enol acetates, enol ethers, or tin(II) enolates of ketones) in the presence of tin(II) triflate are described.