Patent · US Expired

Optically active 5H-pyrrolo[3,4-b]pyrazine derivative, its preparation and pharmaceutical compositions containing same

US7381724B2 · kind B2 · utility

18Cited by
12References
5Claims
0Family size

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Key dates

Filing dateMay 3, 2006
Grant dateJun 3, 2008
Priority date—
Expiry dateMay 3, 2026

Classification

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

Abstract

Dextrorotatory isomer of 6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine, its preparation and pharmaceutical compositions containing it which are usable as tranquillisers and hypnotics.

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