2 - amino - fenilpurina Derivatives, a process for their preparation, Pharmaceutical composition that comprises, and the use thereof for the preparation of a medicament

摘要

2 - amino - fenilpurina Derivatives of formula (1) in free or Salt form, where X, RA, r? RL, and R4 are as defined in the specification, a process for their PreparationPharmaceutical Composition and its use for the preparation of a Medicament, particularly for the treatment of inflammatory or obstructive Airway disease.