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Communication | Regular issue | Vol 29, No. 10, 1989, pp.1871-1876
Published online, 1st January, 1970
DOI: 10.3987/COM-89-5124
Intramolecular Diels-Alder Reaction of 3-(1H-Indol-3-yl)-2-propenoates: Synthesis of Fused Indole Compounds

Yasuo Shimoji,* Fujio Saito, Sadao Sato, Kuniyuki Tomita, and Yasuhiro Morisawa

*Sankyo Research Laboratories, Sankyo Co., Ltd., 1-2-58 Hiromachi, Shinagawa-ku, Tokyo 140-8710, Japan

Abstract

Intramolecular Diels-Alder reaction of 3-(1H-indol-3-yl)-2-propenoates having the olefinic substituents at the 1-position of the indole ring gave stereoselectively fused indole compounds.