Patent · US Expired

Maytansinoids

US4331598A · kind A · utility

293Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 17, 1980
Grant dateMay 25, 1982
Priority date
Expiry dateSep 17, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/872
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Novel antibiotic C-15003 PHM, which is produced by cultivating a microorganism belonging to the genus Nocardia and being capable of producing antibiotic C-15003 PHM, and novel C-15003 PHM acylate, which is produced by subjecting C-15003 PHM thus obtained to acylation reaction with an acylating agent, have antiprotozoan and antitumor activities.

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