Patent · US Expired

Novel platinum complex

US4968825A · kind A · utility

1Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 6, 1989
Grant dateNov 6, 1990
Priority date
Expiry dateOct 6, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F15/0093
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A platinum complex having a superior antitumor activity is disclosed. The platinum complex has a structure represented by the formula: ##STR1## wherein A and B independently represent a lower alkanoyloxy group which may have a halogen atom substituent, or in combination represent a group: ##STR2## wherein R.sub.1 and R.sub.2 independently represent a hydrogen atom, a hydroxyl group, or a lower alkyl group, or in combination with each other and with the adjacent carbon atom a cyclobutane ring, and R.sub.3 represents a hydrogen atom, a lower alkyl group, a lower alkoxy group, a halogen atom, a sulfo group, or nitro group.

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