Patent · US Expired

9-Thiomaytansinoids and their pharmaceutical compositions and use

US4424219A · kind A · utility

288Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 1982
Grant dateJan 3, 1984
Priority date
Expiry dateMay 3, 2002

Classification

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

Abstract

This invention relates to 9-thiomaytansinoid compounds represented by the formula ##STR1## wherein R is hydrogen or acyl derived from a carboxylic acid, X is chlorine or hydrogen, Y is hydrogen, lower alkylsulfonyl, or alkyl or aralkyl which are unsubstituted or substituted, and methods of producing the same. The compounds are useful as antitumor, antiprotozoal and antifungal agents.

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