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Communication | Special issue | Vol 37, No. 2, 1994, pp.725-728
Published online, 1st January, 1970
DOI: 10.3987/COM-93-S98
Synthesis of Thiapyrano[4,3-b]indoles by the Hetero Diels-Alder Reaction Using 3-Thioacetylindoles as a Diene

Masayuki Murase, Noriaki Nishino, Norichika Nara, Yoshimi Nakanishi, and Seisho Tobinaga*

*Showa Pharmaceutical University, 3-3165, Higashi-tamagawagakuen, Machida, Tokyo 194-8543, Japan

Abstract

A new synthesis of thiapyrano[4,3-b]indoles by the hetero Diels-Alder reactions of 3-thioacetylindoles (1) with dienophiles is described.