Patent · US Expired

Selective epoxidation process for preparing pharmaceutical compounds

US6143909A · kind A · utility

0Cited by
9References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 24, 1999
Grant dateNov 7, 2000
Priority date
Expiry dateAug 24, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Cryptophycin compounds possessing a .beta.-epoxy moiety may be made with high stereoselectivity at various steps in the overall synthetic process. This invention also provides novel intermediates useful in preparing Cryptophycin compounds.

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