Pyridine-2,4-and -2,5-dicarboxylic acid amides and medicaments based on these compounds

摘要

The invention relates to pyridine-2,4- and -2,5-dicarboxylic acid derivatives of the formula I <IMAGE> (I) in which R1, R2, R3, R4 and X have the meanings given, a process for the preparation of these compounds and their use, in particular in medicaments for influencing the metabolism of collagen and collagne-like substances or the biosynthesis of Clq.