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).
本发明涉及一种新型的4-苯基
喹唑啉衍
生物,其通式为:##STR1## 其中R.sub.2为H或卤素,或者R.sub.1为一种
羟胺衍
生物,类型为:##STR2## 其中至少R.sub.3或R.sub.4包含一个OH基团,或者##STR3## 其中R.sub.5包含一个OH基团,还涉及可以用作轻度镇静剂、催眠药和抗癫痫药物的药物,其中包含通式(I)的产物。