[EN] IMIDAZO[1,2-B]PYRIDAZIN-6-AMINE DERIVATIVES AS KINASE JAK-2 INHIBITORS [FR] DÉRIVÉS D'IMIDAZO[1,2-B]PYRIDAZIN-6-AMINE UTILISABLES EN TANT QU'INHIBITEURS DE LA KINASE JAK2
[EN] IMIDAZO[1,2-B]PYRIDAZIN-6-AMINE DERIVATIVES AS KINASE JAK-2 INHIBITORS [FR] DÉRIVÉS D'IMIDAZO[1,2-B]PYRIDAZIN-6-AMINE UTILISABLES EN TANT QU'INHIBITEURS DE LA KINASE JAK2
[EN] IMIDAZO[1,2-B]PYRIDAZIN-6-AMINE DERIVATIVES AS KINASE JAK-2 INHIBITORS<br/>[FR] DÉRIVÉS D'IMIDAZO[1,2-B]PYRIDAZIN-6-AMINE UTILISABLES EN TANT QU'INHIBITEURS DE LA KINASE JAK2
申请人:CELON PHARMA SA
公开号:WO2014020531A1
公开(公告)日:2014-02-06
A compound represented by the general formula (I) wherein R1represents H or C1-C4 alkyl; R2 represents phenyl substituted with one or two substituents selected from the group consisting of halogen atom and OC1-C4 alkyl;R3 represents phenyl or 5 to 10-membered monocyclic or bicyclic heteroaryl having from 1 to 4 ring heteroatoms selected from the group consisting of N, S, and O, which can be unsubstituted or substituted with a substituent selected from halogen atom, C1-C4-alkyl, and -C(O)O-C1-C4 -alkyl; and X represents –CH2-group or carbonyl-C(O)-group;and their acid addition salts;with the exclusion of 3-(4-chloro-2-fluorobenzyl)-2-methyl-N-(5-methyl-1H-pyrazol-3-yl)-8-(morpholinomethyl)-imidazo[1,2-b]pyridazine-6-amine and its salts. The compounds are JAK2 inhibitors and are useful as medicaments, especially for treating proliferative disorders and cancer diseases