4-(3-coumarinyl)-thiazole-derivatives with anti-allergic, anti-anaphylactic and anti-arthritic activity and compositions containing them.

摘要

Compounds of formula <CHEM> (wherein R, R1 and R2 have the meanings reported in the specification) and their preparation are described. The compounds of formula I have anti-allergic, anti-anaphylactic and anti-arthritic activity and are useful in pharmaceutical field. Compositions for pharmaceutical use containing a compound of formula I as active ingredient are described too.