Patent · US Expired

DC-89 derivatives

US5670492A · kind A · utility

6Cited by
4References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 1995
Grant dateSep 23, 1997
Priority date
Expiry dateNov 28, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D487/10
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Provided are DC-89 derivatives represented by the formula: ##STR1## wherein X represents Cl or Br, R represents hydrogen or COR.sup.1, and W represents ##STR2## and pharmaceutically acceptable salts thereof. The compounds of the present invention have excellent anti-tumor activity and are useful as anti-tumor agents.

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