The invention relates to substituted imidazopyridazinediones of general formula
wherein R
1
and R
4
are defined as in claim 1, the tautomers, the enantiomers, the diastereomers, the mixtures thereof and the salts thereof, which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
这项发明涉及一般式的取代
咪唑吡啶二酮,其中R1和R4如权利要求1中定义,其互变异构体、对映体、非对映体、其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。