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.
[EN] COMPOUNDS FOR THE TREATMENT OF HEPATITIS C<br/>[FR] COMPOSÉS DESTINÉS AU TRAITEMENT DE L'HÉPATITE C
申请人:BRISTOL MYERS SQUIBB CO
公开号:WO2010093359A1
公开(公告)日:2010-08-19
The invention encompasses selected compounds of formula I as well as compositions and methods of using the compounds. The compounds have activity against hepatitis C virus (HCV) and are useful in treating those infected with HCV.
Alkylsulfonamido or perfluoroalkylsulfonamido benzenesulfonamides
申请人:American Home Products Corporation
公开号:US04721809A1
公开(公告)日:1988-01-26
This invention provides Class III anti-arrhythmic agents of the formula: ##STR1## in which R.sup.1 is alkylsulfonamido, arylsulfonamido, perfluoroalkylsulfonamido, R.sup.2 and R.sup.3 are hydrogen or alkyl, R.sup.4 is alkyl, and n is 2 to 4, or a pharmaceutically acceptable salt thereof.
Compounds presenting the following structural formula: ##STR1## in which the nitro substituent is in 3 or 4 position of the phenyl ring; R.sup.1 is hydrogen or alkyl; R.sup.2 is alkyl; R.sup.3 is hydrogen or alkyl; and n is one of the integers 0, 1 or 2; or a pharmaceutically acceptable salt thereof, are Class III anti-arrhythmic agents.
N-Aminoalkyl(aminophenyl)sulfonic acid amides of the formula: ##STR1## in which R.sup.1 is --NH.sub.2, alkylamino of 1 to 3 carbon atoms or alkanoylamino of 2 to 4 carbon atoms, in 3- or 4-position of the benzene ring; R.sup.2 is hydrogen or alkyl of 1 to 4 carbon atoms; R.sup.3 is hydrogen or straight or branched chain alkyl of 1 to 4 carbon atoms; R.sup.4 is straight or branched chain alkyl of 1 to 4 carbon atoms; with the proviso that R.sup.3 and R.sup.4 are branched chain alkyl when R.sup.2 is hydrogen; and n is one of the integers 2, 3 or 4; or a pharmaceutically acceptable salt thereof, an anti-arrhythmic agents useful in the treatment of cardiac arrhythmias and conditions characterized by coronary arteries vasospasm.