Abstract:
6(EQ)-R. sub. 4 -1,2,3,4,5,6-Hexahydro-3-R. sub. 1 -11(ax)-R. sub. 3 -11(eq)-CH. sub. 2 Z-2,6-methano-3-benzazocines, useful as analgesic agents and narcotic antagonists, and 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.