Patent · US Expired

Ascorbic acid derivatives and their production

US4780549A · kind A · utility

8Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 28, 1988
Grant dateOct 25, 1988
Priority date
Expiry dateJan 28, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D407/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An ascorbic acid derivative of the formula: ##STR1## wherein R.sub.1 is an organic residue having a molecular weight of from 58 to 400 is novel compound and is useful as antioxidant agent for food.

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