Patent · US Expired

Intermediates and process for the manufacture of camptothecin derivatives (CPT-11) and related compounds

US6121451A · kind A · utility

39Cited by
4References
111Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 2, 1997
Grant dateSep 19, 2000
Priority date
Expiry dateOct 2, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D491/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to intermediates and processes for the synthesis of camtothecin derivatives, such as irinotecan. Related procedures and compounds are disclosed, such as a method of making mappicine.

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