Patent · US Expired

Ascorbic acid derivatives

US5270336A · kind A · utility

4Cited by
1References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 26, 1992
Grant dateDec 14, 1993
Priority date
Expiry dateAug 26, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D307/62
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Derivatives of 3,4-dihydroxy-2,5-dihydrofuran-5-ones, intermediates and processes useful for their preparation are disclosed. These compounds are useful as free-radical scavengers and exhibit cellular protective properties.

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