对基于咪唑并[4,5 - b ]吡啶的系列极光激酶抑制剂进行优化,鉴定出 6-chloro-7-(4-(4-chlorobenzyl)pirazin-1-yl)-2-(1, 3-dimethyl-1 H -pyrazol-4-yl)-3 H -imidazo[4,5- b ]pyridine ( 27e ),一种强效的 Aurora 激酶抑制剂 (Aurora-A K d = 7.5 nM, Aurora-B K d = 48 nM)、FLT3 激酶 ( K d = 6.2 nM) 和 FLT3 突变体,包括 FLT3-ITD ( K d = 38 nM) 和 FLT3(D835Y) ( K d = 14 nM)。FLT3-ITD 引起组成型 FLT3 激酶激活,在 20-35% 的成人和 15% 的急性髓性白血病 (AML) 患儿中检测到,这两个年龄组的预后都很差。在体内环境中,27e在口服给药后强烈抑制FLT3
[EN] AUTOTAXIN INHIBITORS COMPRISING A HETEROAROMATIC RING-BENZYL-AMIDE-CYCLE CORE<br/>[FR] INHIBITEURS DE L'AUTOTAXINE CONTENANT UN NOYAU À CYCLE BENZYLE-AMIDE CYCLIQUE HÉTÉROAROMATIQUE
申请人:NOVARTIS AG
公开号:WO2015008230A1
公开(公告)日:2015-01-22
The present invention relates to novel compounds that are autotaxin inhibitors, processes for their preparation, pharmaceutical compositions and medicaments containing them and to their use in diseases and disorders mediated by autotaxin.
The present invention relates to novel compounds that are autotaxin inhibitors, processes for their preparation, pharmaceutical compositions and medicaments containing them and to their use in diseases and disorders mediated by autotaxin.
Chemical mechanical planarization for tungsten-containing substrates
申请人:AIR PRODUCTS AND CHEMICALS, INC.
公开号:EP2779217A2
公开(公告)日:2014-09-17
Chemical mechanical polishing (CMP) compositions for polishing tungsten or tungsten-containing substrates comprise an abrasive, at least one solid catalyst, a chemical additive selected from the groups consisting of piperazine derivatives, salts of cyanate, and combinations thereof; and a liquid carrier. Systems and processes use the aqueous formulations for polishing tungsten or tungsten-containing substrates.
The present invention relates to novel compounds that are autotaxin inhibitors, processes for their preparation, pharmaceutical compositions and medicaments containing them and to their use in diseases and disorders mediated by autotaxin.