[EN] IMIDAZOPYRAZINE SYK INHIBITORS<br/>[FR] INHIBITEURS IMIDAZOPYRAZINE DE LA SYK
申请人:GILEAD CONNECTICUT INC
公开号:WO2013188856A1
公开(公告)日:2013-12-19
Certain imidazopyrazines and pharmaceutical compositions thereof are provided herein. Methods of treating patients suffering from certain diseases and disorders responsive to the inhibition of Syk activity, which comprises administering to such patients an amount of an imidazopyrazine compound effective to reduce signs or symptoms of the disease or disorder are provided.
N-(1,3-dithiolan-2-ylidene)-4-alkylanilines having a hydroxy, alkoxy or alkanoyloxy substituent on the alkyl group are useful as anti-inflammatory agents, as analgesic agents and as antiasthmatic agents. The compounds involved can be prepared by the reaction of an appropriate 4-alkylaniline with a methyl(1,3-dithiolan-2-ylidene)sulfonium salt or with carbon disulfide and ethylene dibromide in the presence of a base.
N-(1,3-dithiolan-2-ylidene)-4-alkylanilines having a hydroxy, alkoxy or alkanoyloxy substituent on the alkyl group are useful as anti-inflammatory agents, as analgesic agents and as antiasthmatic agents. The compounds involved can be prepared by the reaction of an appropriate 4-alkylaniline with a methyl(1,3-dithiolan-2-ylidene)sulfonium salt or with carbon disulfide and ethylene dibromide in the presence of a base.