[EN] HIGHLY PURE ELETRIPTAN OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF SUBSTANTIALLY FREE OF ELETRIPTAN N-OXIDE IMPURITY<br/>[FR] ELÉTRIPTAN DE PURETÉ ÉLEVÉE OU UN DE SES SELS PHARMACEUTIQUEMENT ACCEPTABLES ESSENTIELLEMENT EXEMPT D'IMPURETÉS N-OXYDES D'ÉLÉTRIPTAN
申请人:ACTAVIS GROUP PTC EHF
公开号:WO2010097703A1
公开(公告)日:2010-09-02
Provided herein is an impurity of eletriptan, eletriptan N-oxide, (R)-5-[2- (phenylsulfonyl)ethyl]-3 -[(1 -methyl-2-pyrrolidinyl-N-oxide)methyl]- 1H-indole, and a process for the preparation and isolation thereof. Provided further herein is a highly pure eletriptan or a pharmaceutically acceptable salt thereof substantially free of eletriptan N- oxide impurity, processes for the preparation thereof, and pharmaceutical compositions comprising highly pure eletriptan or a pharmaceutically acceptable salt thereof substantially free of eletriptan N-oxide impurity.
本文提供了厄来替普坦的杂质,厄来替普坦N-氧化物,(R)-5-[2-(苯磺酰基)乙基]-3-[(1-甲基-2-吡咯烷基-N-氧化物)甲基]-1H-吲哚,以及其制备和分离的方法。本文进一步提供了高纯度的厄来替普坦或其在实质上不含厄来替普坦N-氧化物杂质的药用盐,以及其制备方法和包含高纯度厄来替普坦或其在实质上不含厄来替普坦N-氧化物杂质的药用盐的药物组合物。