Patent · US Expired

N substituted 3-amino-2,2-di-c-alkyl-1,4-butyrolactones and 1,4-thiobutyrolactones for use as promoter of &ggr;-aminobutyric acid activity and for treating nervous disorders and preparation method

US6660769B1 · kind B1 · utility

0Cited by
2References
17Claims
0Family size

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Inventors

Key dates

Filing dateJun 26, 2002
Grant dateDec 9, 2003
Priority date
Expiry dateAug 2, 2022

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P25/32
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention concerns compounds represented by general formula (I) wherein: Z represents a sulfur or oxygen atom; the groups R1 and R2, identical or different, represent each a alkyl group or an alkenyl group; X represents a CO, a CO2, an SO, or an SO2 and the group R represents an alkyl, aryl, alkenyl, or aralkyl group, provided that when Z represents an oxygen atom, X an SO2 and R a group (a), R1 and R2 do not both represent the methyl group. The invention also concerns methods for preparing said compounds, pharmaceutical compositions containing them and their use as promoter of &ggr;-aminobutyric acid and as medicine particularly designed for treating nervous disorders.

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