Patent · US Expired

N-Acetylneuraminic acid derivatives and the preparation thereof

US4447600A · kind A · utility

8Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 1982
Grant dateMay 8, 1984
Priority date
Expiry dateMay 20, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07H19/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Nucleoside or glucose derivatives of N-acetylneuraminic acids are provided, which have immunological activity, are clinically useful, as an immuno suppressive, in particular to treat autoimmune disease such as collagenosis disease without causing any serious side-effects and may be prepared by subjecting a halide of N-acetylneuraminate derivative together with a nucleoside or a glucose to Koenigs-Knorr reaction.

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