The present invention relates to compounds of formula (I), wherein the substituents are described in claim 1 and to the pharmaceutically acceptable salts thereof. These compounds inhibit the enzyme catechol-O-methyltransferase (COMT). The compounds may be used for the treatment of Parkinson's disease, depression, cognitive impairment and motor symptoms, resistant depression, cognitive impairment, mood and negative symptoms of schizophrenia.
3-Hydroxy anthranilic acid derivatives for inhibiting 3-hydroxy anthranilate oxygenase
申请人:Astra Aktiebolag
公开号:EP0530166A2
公开(公告)日:1993-03-03
The present invention relates to novel derivatives of 3-hydroxyanthranilic acid of the general formula I, methods for their preparation, novel pharmaceutical compositions and the use thereof for inhibiting the emzyne 3-hydroxyanthranilate oxygenase, 3-HAO, responsible for the production of the endogenous neurotoxin quinolinic acid, QUIN.
The present invention relates to compounds of formula
wherein the substituents are described in claim
1
and to the pharmaceutically acceptable salts thereof.
These compounds inhibit the enzyme catechol-O-methyltransferase (COMT). The compounds may be used for the treatment of Parkinson's disease, depression, cognitive impairment and motor symptoms, resistant depression, cognitive impairment, mood and negative symptoms of schizophrenia.