Convenient Synthesis of Lactones by the Reaction of Diols with N-Haloamides

Shuji Kondo Departemet of Materials Science and Engineering, Nagoya Institute of Technology, Gokiso-cho, Showa-ku, Nagoga, 466, Japan

Shinya Kawasoe Departemet of Materials Science and Engineering, Nagoya Institute of Technology, Gokiso-cho, Showa-ku, Nagoga, 466, Japan

Hideo Kunisada Departemet of Materials Science and Engineering, Nagoya Institute of Technology, Gokiso-cho, Showa-ku, Nagoga, 466, Japan

Yasuo Yuki Departemet of Materials Science and Engineering, Nagoya Institute of Technology, Gokiso-cho, Showa-ku, Nagoga, 466, Japan

Abstract

Reaction of 1,4-butanediol or 1,5-pentanediol with N-haloamides such as N-chlorosuccinimide, N-bromosuccinimide, N-bromoacetamide, isocyanuric chloride, and N,N-dichlorobenzene-sulfonamide under mild conditions gave γ -butyrolactone or δ-valerolactone, respectively, in high yields.

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Convenient Synthesis of Lactones by the Reaction of Diols with N-Haloamides

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Convenient Synthesis of Lactones by the Reaction of Diols with N-Haloamides

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