| 摘要 |
<p>6(eq)-R4-1,2,3,4,5,6-Hexahydro-3-R1-11(ax)-R3-11(eq)-CH2Z-2,6-methano- 3-benzazocine, useful as analgesic agents and narcotic antagonists, and 1-R1-2-Q-4a.alpha.-R3-5.alpha.-R4-1,2,3,4,4a,5,10,-10a-octahydro-3,5-e theno- (and 3,5-ethano) benzog!quinolines, useful as analgesic agents, the former being 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-methanobenzog!quinolines, the latter being prepared by acid catalyzed cyclization of a 3-benzyl-2-azabicyclo2.2.2!oct-5-ene.</p> |
