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Communication | Regular issue | Vol 20, No. 10, 1983, pp.1979-1982
Published online, 1st January, 1970
DOI: 10.3987/R-1983-10-1979
Synthesis of 5,7-Ethano-4,5,5a,6,7,11b-hexahydro-2,6,7-trimethyl-1H-benzo[g]homoquinolin-9-ol and 4,6-Ethano-3,4,4a,5,6,10b-hexahydro-2,5,6-trimethylbenzo[f]quinolin-8-ol

Mikio Hori, Tadashi Kataoka, Hiroshi Shimizu, Eiji Imai, Yoshinari Suzuki, and Norihiko Kawamura

*Department of Pharmacognosy, Gifu College of Pharmacy, 6-1 Mitahora-higashi 5-chome, Gifu 502-8585, Japan

Abstract

Novel 1,3-bridged 1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocine derivatives (3,9,13, and 16) were synthesized stereospecifically by acid-catalyzed cyclization in PPA starting from 6,11-dimethyl-8-methoxy-3,4,5,6-tetrahydro-2,6-methano-3-benzazocin-1(2H)-one.