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Communication | Regular issue | Vol 36, No. 7, 1993, pp.1477-1481
Published online, 1st January, 1970
DOI: 10.3987/COM-93-6365
Photochemical Reaction of 6-Alkoxy-7-(2-oxoalkyl)quinoline-5,8-quinones

Katsuhiko Nakagawa,* Hirofumi Kaneko, Takashi Yano, Shigehiro Inai, Kenzo Tabuchi, and Shozo Shimada

*Department of Industrial Chemistry, Niihama National College of Technology,7-1 Yagumo-machi, Niihama, Ehimie 792, Japan

Abstract

Photochemical reaction of 6-alkoxy-7-(2-oxoalkyl)quinoline-5,8-quinones in benzene gave a novel heterocyclic quinones, 2-aklyl-4-methylquino[6,7-d][1,3]dioxepine-6,11-diones via intramolecular γ-H-abstraction.