| abstract |
Trans-(±)-2,5-optionally substituted-octahydrothiazolo [4,5-g]quinolines, or their enantiomers, or their pharmaceutically-acceptable acid addition or quaternary salts thereof, are useful as dopamine agonists. They have the formulawhereinR is H, benzyl, methyl, ethyl, n-propyl or allyl;R<sup>1</sup>is H, OH, halogen, methyl, HN<sub>2</sub>, NHC<sub>1-3</sub> alkyl, N(C<sub>1-3</sub> alkyl)<sub>2</sub>, 1-pyrrolidinyl, NHCOC<sub>1-3</sub> alkyl, or NHC<sub>1-2</sub> alkylphenyl; ora pharmaceutically-acceptable acid addition salt thereof. |