Patent · US Expired

Pyridine derivatives having anxiety state or sleep thereapeutic properties

US4904670A · kind A · utility

0Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1988
Grant dateFeb 27, 1990
Priority date
Expiry dateMay 19, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P37/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A compound of formula ##STR1## in which: X denotes hydrogen or a halogen, a C.sub.1 -C.sub.4 alkoxy group or a C.sub.1 -C.sub.6 alkyl group; PA0 Y denotes hydrogen or a methyl group; PA0 R.sub.1 denotes a C.sub.1 -C.sub.4 alkyl group; and PA0 R.sub.2 denotes a C.sub.1 -C.sub.6 alkyl group; or an addition salt thereof with a pharmacologically acceptable acid.

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