Octahydro-3,5-etheno- and 3,5-ethanobenzo[g]quinolines

Details Octahydro-3,5-etheno- and 3,5-ethanobenzo[g]quinolines Octahydro-3,5-etheno- and 3,5-ethanobenzo[g]quinolines

1979-02-05

1980-12-16

Coughlan, Jr., Paul M.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546 43, 546 44, 546 45, 546 46, C07D21514

Patent

active

042398908

ABSTRACT:
1-R.sub.1 -2-Q-4a.alpha.-R.sub.3 -5.alpha.-R.sub.4 -1,2,3,4,4a,5,10,10a-Octahydro-3,5-etheno- (and 3,5-ethano) benzo[g]quinolines, useful as analgesic agents, prepared by heating, with formic acid in an organic solvent or with certain ammonium formates in the absence of a solvent, certain 1,2,3,4,4a,5,10,10a-octahydro-2,5-methanobenzo[g]quinolines, the latter prepared by acid catalyzed cyclization of a 3-benzyl-2-azabicyclo[2.2.2]oct-5-ene.

REFERENCES:
patent: 3932422 (1976-01-01), Michne

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