[EN] 9-(2-OXACYCLOALKYL)-9H-PURINE-2,6-DIAMINE DERIVATIVES AND THEIR USE FOR THE TREATMENT OF SKIN DISORDERS<br/>[FR] DÉRIVÉS DE 9-(2-OXACYCLOALKYL)-9H-PURINE-2,6-DIAMINE ET LEUR UTILISATION POUR LE TRAITEMENT DE TROUBLES CUTANÉS
申请人:UNIV PALACKEHO
公开号:WO2018196893A1
公开(公告)日:2018-11-01
The invention relates to N 2 ,N 6 -disubstituted-9-(2-oxacycloalkyl)-9H-purine-2,6-diamine derivatives and their use as drugs and cosmetics. The compounds of the present invention exhibit a number of biological activities associated with oxidative stress inhibition, especially anti-aging, anti-inflammatory and anti-neurodegenerative biological activities. The invention also relates to cosmetic and pharmaceutical compositions containing such derivatives as active agents.
[Object]: To provide a compound having a novel structure effective against
Hemophilus influenzae
and erythromycin resistant bacteria (for example, resistant pneumococci and streptococci) as well as against conventional erythromycin sensitive bacteria.
[Solution]: A novel 10a-azalide compound represented by the formula (I), a pharmaceutically acceptable salt thereof or a solvate thereof, or an intermediate for the preparation of the same. The compound of the present invention has superior antibacterial activity against
Hemophilus influenzae
, erythromycin resistant pneumococci and the like, and therefore, the compound can be used as a therapeutic agent of infectious diseases.