Patent · US Expired

Spiro-hydantoins as aldose reductase inhibitors

US4853401A · kind A · utility

2Cited by
2References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 1, 1987
Grant dateAug 1, 1989
Priority date
Expiry dateApr 1, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D235/02
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to spirohydantoins of the formula I ##STR1## where R.sub.1 and R.sub.2 are defined hereinbelow. Also disclosed are methods of preparation, pharmaceutical compositions containing at least one of these compounds, and methods of using said compounds for treatment and prevention of complications of diabetes and galactosemia.

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