Patent · US Expired

9H-indeno[1,2-b]pyrazine derivatives

US5468748A · kind A · utility

1Cited by
6References
12Claims
0Family size

Inventors

Key dates

Filing dateJan 31, 1994
Grant dateNov 21, 1995
Priority date
Expiry dateJan 31, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/650994
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to 9H-indeno[1,2-b]pyrazin-3(4H)-ones and 9H-indeno[1,2-b]pyrazine-2,3(1H,4H)-diones or tautomeric forms thereof which are useful in treating neurological and psychiatric diseases based on the antagonism of the glycine binding site on the NMDA receptor complex.

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