3-benzoylalkyl-2-oxo-1,3-benzoxazines - with anticonvulsant sedative, analgesic and antidepressant activity

摘要

Cpds. are of formula: (where R is H, alkyl, phenyl; R1 is H, halogen, alkyl, CF3, alkoxy; R2 is one to three optional substituents from halogen, -OMe, CF3, cyclic or acyclic t-amino gps.; n is 2-4, pref. 3) and they are prepd. by reaction of 2-oxo-1,3-benzoxazines with omega-benzoylalkyl halides.