Patent · US Expired

Benzothienopyrazinedione compounds and their preparation and use

US5182279A · kind A · utility

7Cited by
0References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 1991
Grant dateJan 26, 1993
Priority date
Expiry dateApr 18, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P25/20
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Novel [1]benzothieno[2,3-b]pyrazine-2,3(1H,4H)-diones or tautomeric forms thereof of the general formula (I) ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently represent hydrogen, halogen, alkyl, alkoxy or trifluoromethyl. The compounds are useful for treating a central nervous system ailment associated with the NMDA receptor-associated glycine site.

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