7-(3′,4′-Dialkoxyphenyl)1,2,4-triazolo1,5-Apyrimidine compounds, process for preparing thereof, and pharmaceutical composition for treating or preventing asthma, chronic obstructive pulmonary disease, arthritis, atopic dermatitis, tumor and degenerative brain diseases comprising the same

摘要

The present invention relates to novel {7-(3′,4′-dialkoxyphenyl)-[1,2,4]-triazolo[1,5-a]pyrimidine compounds or pharmaceutically acceptable salts thereof, a process for preparing the same, and pharmaceutical compositions for treating or preventing inflammatory diseases including asthma and chronic obstructive pulmonary disease, arthritis, atopic dermatitis, cancers including leukemia, and degenerative brain diseases including Alzheimer's disease, depression and memory impairment, which comprises the same as an active ingredient.