3-methyl-7-butinyl-xanthines, the preparation thereof and their use as pharmaceutical compositions
申请人:Langkopf Elke
公开号:US20060079541A1
公开(公告)日:2006-04-13
The present invention relates to new substituted xanthines of general formula
wherein R
1
, R
2
and X are defined as in the claims, 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).
本发明涉及一种新的取代黄嘌呤,其一般式如下:
其中,R1、R2和X如权利要求中所定义,其互变异构体、对映异构体、非对映异构体、其混合物和其盐具有有价值的药理学性质,特别是对二肽基肽酶-IV(DPP-IV)酶活性具有抑制作用。