[EN] NEW IMIDAZOLONE DERIVATIVES AS INHIBITORS OF PROTEIN KINASES IN PARTICULAR DYRK1A, CLK1 AND/OR CLK4<br/>[FR] NOUVEAUX DÉRIVÉS D'IMIDAZOLONE EN TANT QU'INHIBITEURS DE PROTÉINE KINASES, EN PARTICULIER DYRK1A, CLK1 ET/OU CLK4
申请人:PERHA PHARMACEUTICALS
公开号:WO2021219828A1
公开(公告)日:2021-11-04
The present invention relates to a compound of formula (I) wherein R1 represents a (C1-C6)alkyl group, a spiro(C5-C11)bicyclic ring, a fused phenyl group, a substituted phenyl group, a R'-L- group, wherein L is either a single bond or a (C1-C3)alkanediyl group, and R' represents a (C3-C8)cycloalkyl group, a bridged (C6- C10)cycloalkyl group, a (C3-C8)heterocycloalkyl group, or a (C3-C8)heteroaryl group, or a R'-L- group wherein L is a (C1-C3)alkanediyl group, and R' is an optionally substituted phenyl group, and wherein R2 represents a hydrogen atom or a (C1-C3)alkyl group or any of its pharmaceutically acceptable salt. The present invention further relates to a composition comprising a compound of formula (I) and a process for manufacturing said compound as well as its synthesis intermediates. It also relates to said compound for use as a medicament, in particular in the treatment and/or prevention of cognitive deficits associated with Down syndrome; Alzheimer's disease; dementia; tauopathies; Parkinson's disease; CDKL5 Deficiency Disorder; Phelan- McDermid syndrome; autism; type 1 and type 2 diabetes; abnormal folate and methionine metabolism; osteoarthritis; Duchenne muscular dystrophy; several cancers; neuroinflammation, anemia and viral and unicellular infections and for regulating body temperature.