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Report | Regular issue | Vol 22, No. 9, 1984, pp.1995-2005
Published online, 1st January, 1970
DOI: 10.3987/R-1984-09-1995
Synthesis of Some Neodihydrothebaine and Bractazonine Isomers

Hubert G. Theuns,* Herman B. M. Lenting, Cornelis A. Salemink, Hitoshi Tanaka, Masayoshi Shibata, Kazuo Ito, and Robert J. J. Ch. Lousberg

*Laboratory of Organic Chemistry, Agricultural University, De Dreijen 5, 6703 BC Wageningen, The Netherlands


The synthesis of four isomeric dibenz[d,f]azonine compounds is described. Neither of these substances may be confused with the natural Papaver bracteatum alkaloids neodihydrothebaine and bractazonine.