Patent · US Expired

Process for the preparation of conjugates useful in the treatment of prostate cancer

US6552166B1 · kind B1 · utility

0Cited by
7References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 18, 2000
Grant dateApr 22, 2003
Priority date
Expiry dateApr 6, 2021

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P35/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention is directed to the improved synthesis of compounds of formula I: which may be useful in the treatment of prostate cancer. Such compounds are synthesized in the presence of a carboxyl activating agent, an additive and a base for the preparation of a PSA conjugate which comprises an anthracycline antibiotic and an oligopeptide.

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