Pyridinyl- and pyrazinyl -methyloxy - aryl derivatives useful as inhibitors of spleen tyrosine kinase (SYK)

摘要

A compound of formula (I) or a salt thereof; which is an inhibitor of spleen tyrosine kinase (SYK) and therefore potentially of use in treating diseases resulting from inappropriate activation of mast cells, macrophages, and B-cells and related inflammatory responses and tissue damage, for instance inflammatory diseases and/or allergic conditions, in cancer therapy, specifically heme malignancies, and autoimmune conditions.