Derivatives of 4-phenyl quinazoline active on the central nervous system
US4499092A · kind A · utility
3Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 1982 |
| Grant date | Feb 12, 1985 |
| Priority date | — |
| Expiry date | Oct 19, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D239/84
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to novel derivatives of 4-phenyl quinazoline of general formula: ##STR1## in which R.sub.2 is H or halogen or R.sub.1 is a hydroxyamino derivative of type ##STR2## in which at least R.sub.3 or R.sub.4 comprises an OH group or ##STR3## in which R.sub.5 comprises an OH group or ##STR4## it also relates to the drugs which may be used as minor tranquilizers, hypnotics and antiepileptics containing a product of formula (I).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.