The present invention relates to substituted imidazo-pyridinones and imidazo-pyridazinones of general formula
wherein R
1
to R
4
are defined as in claim
1,
the tautomers, the stereoisomers, the mixtures thereof and the salts thereof, which have valuable pharmacological properties, particularly an inhibitory effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
本发明涉及通式所示的取代
咪唑吡啶酮和
咪唑吡啶酮,其中R1至R4如权利要求书中所定义,它们的互变异构体、立体异构体、混合物及其盐,具有有价值的药理特性,特别是对酶二肽基肽酶-IV(
DPP-IV)活性的抑制作用。