Patent · US Expired

Methods for preparing 7alpha-hydroxy-dehydroepiandrosterone

US6930192B2 · kind B2 · utility

8Cited by
3References
57Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 7, 2002
Grant dateAug 16, 2005
Priority date
Expiry dateFeb 7, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J1/0011
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to new processes for preparing 7alpha-hydroxy-dehydroepiandrosterone of formula (1):

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