Patent · US Expired

Helianthrone derivatives as anti-cancer agents

US6229048A · kind A · utility

4Cited by
7References
20Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJan 31, 2000
Grant dateMay 8, 2001
Priority date
Expiry dateJan 31, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2603/54
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A method for treating cancer comprising administering a 1,3,4,6-tetrahydroxy-helianthrone derivative. The compounds can be used in the absence of light irradiation or for photodynamic therapy of solid tumors wherein the tumor site is subjected to light irradiation after administration of the active ingredient. A preferred compound is 10,13-dimethyl-1,3,4,6-tetrahydroxy-helianthrone.

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