Patent · US Expired

Radiolabeled derivatives of folic acid

US4276280A · kind A · utility

12Cited by
2References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1976
Grant dateJun 30, 1981
Priority date
Expiry dateSep 29, 1996

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P3/02
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Derivatives of folic acid wherein the .alpha.-carboxyl group of the glutamyl moiety is substituted with a radical which is capable of being radioiodinated, such as, substituted and unsubstituted tyrosyl and histidyl. The radioiodinated derivatives can be employed as tracers for the assay of folates.

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