Patent · US Expired

2-Benzoyl-4-nitroanilides and their use as medicaments

US4289770A · kind A · utility

1Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 13, 1980
Grant dateSep 15, 1981
Priority date
Expiry dateJun 13, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D295/15
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

New derivatives of 2-benzoyl-4-nitro anilides, their preparation and their use as medicaments. The new chemical derivatives of the invention have the general formula ##STR1## in which R represents a linear or branched alkyl group, an alkenyl group, a cycloalkyl group or a benzyl group, PA0 R.sub.1 represents a hydrogen atom, an alkyl group or a hydroxy alkyl group, PA0 R.sub.2 represents a hydroxy-alkyl, alkenyl or alkynyl group, possibly substituted one or more times by an alkyl radical, or a cycloalkyl group having three to six carbon atoms; PA0 R.sub.1 and R.sub.2 may furthermore form, with the nitrogen atom to which they are attached, a nitrogen heterocycle containing possibly a second heteroatom selected from among oxygen and nitrogen; PA0 under the condition, however, that when R.sub.2 represents a hydroxy-alkyl group R.sub.1 may not be a hydrogen atom. Use as hypnotic agents for the treatment of insomnia.

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