Patent ID: 6337342
Filing Date: 2002-01-08
Classification: A61P,C07D

Abstract:
A compound of formula (I): wherein:Ar is an optionally substituted, aromatic or heteroaromatic group, R1 is H, C1-6alkyl, fluoro substituted C1-6 alkyl, phenyl, benzyl, carboC1-6alkoxy, carbamoyl, or methyl(Nâ€”C1-6alkylcarbamoyl), R2 is H, C1-6alkyl, aminoC1-6alkyl, hydroxyC1-6alkyl, (mono- or di-C1-6alkyl)aminoC1-6alkyl, (aminoC1-3alkylphenyl)C1-3alkyl, or amidinothioC1-6alkyl, R3 is H or C1-6alkoxy, R4 is H or together with R2, forms an annulated ring which may be substituted by hydroxyC1-3alkyl amidinothioC1-3alkyl, or aminoC1-3alkyl; or a salt thereof.