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Paper | Regular issue | Vol 48, No. 12, 1998, pp.2573-2579
Published online, 1st January, 1970
DOI: 10.3987/COM-98-8331
Synthesis of a New Annulenoannulenone, 3H-Cycl[3.2.2]azino[2,1-e]cycl[3.3.2]azin-3-one

Yoshiro Matsuda,* Shinya Kohra, Keisuke Katou, Takahiro Itou, and Takashi Uemura

*Faculty of Environmental Studies, Nagasaki University, 1-14, Bunkyo-machi, Nagasaki 852-8521, Japan


A new nitrogen-bridged annulenoannulenone, 3H-cycl[3.2.2]azino[2,1-e]cycl[3.3.2]azin-3-one (10) was synthesized from bispyridylmethane (1) via cycloaddition reaction of indolizinoquinolizinium salt (6) with methyl acetylene-carboxylate (MAC) as the key step.