8-[3-amino-piperidin-1-yl]-xanthines, the preparation thereof and thier use as pharmaceutical compositions
First Claim
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1. A compound selected from the group consisting of:
- (14) 1-(2-{2-[(isopropylcarbonyl)amino]-phenyl}-2-oxo-ethyl)-3-methyl-7-((E)-2-buten-1-yl)-8-((S)-3-amino-piperidin-1-yl)-xanthine,and(18) 1-(2-{2-[(isopropylcarbonyl)amino]phenyl}-2-oxo-ethyl)-3-methyl-7-((E)-2-buten-1-yl)-8-((R)-3-amino-piperidin-1-yl)-xanthine,or a pharmaceutically acceptable salt thereof.
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Abstract
The present invention relates to substituted xanthines of general formula
wherein R1 to R3 are as defined herein, the tautomers, the stereoisomers, the mixtures, the prodrugs thereof and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
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3 Claims
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1. A compound selected from the group consisting of:
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(14) 1-(2-{2-[(isopropylcarbonyl)amino]-phenyl}-2-oxo-ethyl)-3-methyl-7-((E)-2-buten-1-yl)-8-((S)-3-amino-piperidin-1-yl)-xanthine, and (18) 1-(2-{2-[(isopropylcarbonyl)amino]phenyl}-2-oxo-ethyl)-3-methyl-7-((E)-2-buten-1-yl)-8-((R)-3-amino-piperidin-1-yl)-xanthine, or a pharmaceutically acceptable salt thereof. - View Dependent Claims (2, 3)
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Specification