NITROGEN-CONTAINING COMPOUNDS AND PHARMACEUTICAL COMPOSITIONS THEREOF FOR THE TREATMENT OF ATRIAL FIBRILLATION
申请人:Otsuka Pharmaceutical Co., Ltd.
公开号:EP2467364A2
公开(公告)日:2012-06-27
[EN] NITROGEN-CONTAINING COMPOUND AND PHARMACEUTICAL COMPOSITION<br/>[FR] COMPOSÉ CONTENANT DE L'AZOTE ET COMPOSITION PHARMACEUTIQUE
申请人:OTSUKA PHARMA CO LTD
公开号:WO2011021726A2
公开(公告)日:2011-02-24
The present invention provides a novel diazepine compound that blocks the IKur current or the Kv1.5 channel potently and more selectively than other K+ channels. The present invention relates to a diazepine compound represented by General Formula (1) or a salt thereof, wherein R1, R2, R3, and R4 are each independently hydrogen, lower alkyl, cyclo lower alkyl or lower alkoxy lower alkyl; R2 and R3 may be linked to form lower alkylene; A1 is lower alkylene optionally substituted with one or more substituents selected from the group consisting of hydroxyl and oxo; Y1 and Y2 are each independently -N= or -CH=; and R5 is group represented by (2) wherein R6 and R7 are each independently hydrogen or organic group; R6 and R7 may be linked to form a ring together with the neighboring group -XA-N-XB-; XA and XB are each independently a bond, lower alkylene, etc.
Yamato, Masatoshi; Horiuchi, Jiroh; Takeuchi, Yasuo, Chemical and pharmaceutical bulletin, 1981, vol. 29, # 10, p. 3055 - 3059