Patent · US Expired

Pyrrolopyrrolone derivatives

US6177425A · kind A · utility

0Cited by
1References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 5, 2000
Grant dateJan 23, 2001
Priority date
Expiry dateMay 5, 2020

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P43/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

According to the invention there are provided Hexahydro-Pyrrolo[3,4-b]pyrrol-2-one compounds of formula (1), (relative stereochemistry indicated), wherein R.sup.1, R.sup.2 and R.sup.3 are as defined in the specification. Compounds of formula (1) are useful inter alia in the treatment or chronic bronchitis.

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