Patent · US Expired

Phosphonoalkylpurine derivatives

US4988680A · kind A · utility

6Cited by
4References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 14, 1989
Grant dateJan 29, 1991
Priority date
Expiry dateApr 14, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P43/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Halogenated 9-phosphonoalkyl derivatives of guanine and hypoxanthine are inhibitors of purine nucleoside phosphorylase and are useful as immuno suppressant and antiparasitic agents as well as against T cell leukemia and antiureicopoietic agents.

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