Tricyclic ethers, their preparation and the pharmaceutical compositions containing them
US4496557A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 16, 1982 |
| Grant date | Jan 29, 1985 |
| Priority date | — |
| Expiry date | Aug 16, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D311/80
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds corresponding to the general formula: ##STR1## in which X and Y identical or different, represent a hydrogen or a halogen atom, a lower alkyl, a lower alkoxy or a trifluormethyl group, PA0 A represents a methylene group, a direct bond or an imino--NR.sub.3 -- group in which R.sub.3 is a hydrogen atom or a lower alkyl or lower alkanoyl group PA0 R.sub.1 and R.sub.2 identical or different, each represents a hydrogen atom or a lower alkyl group, or together with the nitrogen atom to which they are attached they form a pyrrolidino, piperidino or methyl-4 piperazine group, and PA0 n represents an integer from 1 to 3, in their racemic or optical isomeric forms, as well as their salts of addition with a therapeutically compatible mineral or organic acid. These compounds are useful as antidepressants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.