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US 4,540,696 AGranted
1-Piperazinyl 4-phenylquinazoline compounds having antidepressant properties and drugs containing same
AssigneeSanofi
InventorsKathleen Biziere, Andre Hallot, Jean-Paul Kan
Life of this patent
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Abstract
The present invention relates to new derivatives of formula: ##STR1## in which: R.sub.3 denotes a halogen, preferably chlorine, or a nitro group, R.sub.4 represents hydrogen or a lower alkyl group having from 1 to 4 atoms of carbon, R.sub.5 represents an atom of halogen, preferably chlorine or fluorine. It also relates to a process for preparing products of formula (II) and to the drugs containing at least one product of formula (II).
Claims16
4-piperazinyl 4-phenyl quinazoline compounds of the formula:
- ##STR7## in which:
- R.sub.3 denotes a halogen or a nitro group,
- R.sub.4 represents H or an alkyl group having from 1 to 4 atoms of carbon,
- R.sub.5 represents a halogen and the salts of said derivatives with acids.
1 more element
Dependencies are inferred from the claim text.