Patent ID: 6300345
Filing Date: 2001-10-09
Classification: A61P,C07D

Abstract:
A compound of the formula I ##STR4##or their tautomeric forms, the attachment to the pyridine ring being in the 3- or 4-position, in which formula R stands for one or more substituents which can be the same or different and are selected from the group consisting of: hydrogen, halogen, trifluoromethyl, C.sub.1 -C.sub.4 alkyl, alkoxy or alkyloxycarbonyl, nitro, amino or cyano and X stands for direct bonding, substituted C.sub.3 -C.sub.7 cycloalkylene, arylene, oxygen, one or two sulfur or amino which can be substituted by hydrogen or C.sub.1 -C.sub.4 alkyl; and Q.sub.1 and Q.sub.2 stands for C.sub.1 -C.sub.10 divalent hydrocarbon radical which can be straight, branched, cyclic, saturated or unsaturated; and pharmaceutically acceptable, non-toxic salts and N-oxides thereof.