aminoderivat of benzylidene pyrrolo 2,1-b quinazolines and benzylidene pyrido 2,1-b quinazolines, saett to framstaella thereof and a pharmaceutical composition

摘要

Amino derivatives of benzylidene-Pyrrolo[2,1-b] Quinazolines are provided, together with pharmaceutical compositions containing them. The compounds and the compositions have pharmaceutical utility and are particularly useful as anti allergy agents.