[EN] NEW PROCESS FOR THE PREPARATION OF 2-CYCLOPENTYL-6-METHOXY-ISONICOTINIC ACID<br/>[FR] NOUVEAU PROCÉDÉ DE PRÉPARATION D'ACIDE 2-CYCLOPENTYL-6-MÉTHOXY-ISONICOTINIQUE
申请人:ACTELION PHARMACEUTICALS LTD
公开号:WO2013175397A1
公开(公告)日:2013-11-28
The present invention relates to new processes for the preparation of 2-cyclopentyl-6-methoxy-isonicotinic acid, which is a useful intermediate for the synthesis of pyridine-4-yl derivatives as immunomodulating agent. Moreover, the present invention also relates to new intermediates used in those processes.
本发明涉及一种制备2-环戊基-6-甲氧基吡啶-4-基甲酸的新工艺,该化合物是合成吡啶-4-基衍生物作为免疫调节剂的有用中间体。此外,本发明还涉及用于这些工艺的新中间体。