Polycyclic chromenes useful as antidepressants and anorexics
US4133883A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Nov 18, 1977 |
| Grant date | Jan 9, 1979 |
| Priority date | — |
| Expiry date | Nov 18, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D311/20
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of the formula (I): ##STR1## and salts thereof wherein R.sub.1 is hydrogen, alkyl of 1 to 4 carbon atoms or benzyl; R.sub.2 is hydrogen or alkyl of 1 to 4 carbon atoms or is joined to R.sub.1 so that the NR.sub.1 R.sub.2 moiety is a 5 -, 6- or 7-membered saturated heterocyclic ring; R.sub.3 is hydrogen, alkyl of 1 to 4 carbon atoms or acyl of 1 to 4 carbon atoms; R.sub.4 is an aromatic group; R.sub.5 is hydrogen or alkyl of 1 to 4 carbon atoms R.sub.6 is hydrogen or alkyl of 1 to 4 carbon atoms; X is --CH.sub.2 -- or an oxygen atom and the dotted line represents a single or double bond, are useful for inducing anorexia and for their mood-modifying effects.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.