Patent · US Expired

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

US5238948A · kind A · utility

1Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 25, 1992
Grant dateAug 24, 1993
Priority date
Expiry dateAug 25, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D405/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to pyridine-2,4- and -2,5-dicarboxylic acid derivatives of the formula I ##STR1## in which R.sup.1, R.sup.2 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 collagen-like substances or the biosynthesis of C1.sub.q.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.