Patent · US Expired

Bifunctional chelating agents

US5057302A · kind A · utility

91Cited by
7References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 4, 1988
Grant dateOct 15, 1991
Priority date
Expiry dateJan 4, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C335/22
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention provides bifunctional chelating agents comprising a unique substrate reactive moiety incorporated into a carboxymethyl arm of a polyaminopolycarboxylate chelating framework capable of forming stable complexes with metal ions.

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