Patent · US Expired

Huperzine A and analogs thereof

US5869672A · kind A · utility

12Cited by
0References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 1997
Grant dateFeb 9, 1999
Priority date
Expiry dateJun 6, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D215/48
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a method for the synthesis of certain bridged fused ring pyridines. Such bridged fused ring pyridines can be converted to huperzine A and analogs of huperzine A. The present invention also covers such bridged fused ring pyridines, compounds utilized for the preparation of the bridged fused ring pyridines and analogs of huperzine A.

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