Patent · US Expired

Polycyclic conjugates

US5264431A · kind A · utility

10Cited by
3References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 6, 1992
Grant dateNov 23, 1993
Priority date
Expiry dateNov 6, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07H15/26
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Staurosporin derivatives of the formula I are described, ##STR1## in which R.sub.1 is hydrogen, hydroxyl, lower alkoxy or oxo and R.sub.2 is a radical of the formula II ##STR2## in which the configuration of the sugar moiety is derived from D-glucose, D-galactose or D-mannose, and R.sub.3 -R.sub.7 are as defined below. These compounds have a pronounced and selective inhibitory action on the enzyme proteinkinase C and have, inter alia, an antitumor action.

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