[EN] PROCESS OF PREPARING EBASTINE<br/>[FR] PROCÉDÉ DE PRÉPARATION DE L'EBASTINE
申请人:MICRO LABS LTD
公开号:WO2012076919A1
公开(公告)日:2012-06-14
The present invention relates to a novel process for the preparation of pure Ebastine and use of the same in formulation without micronising. The invention further relates to the process of preparation of 1 -[4-(1, 1 -dimethyl ethyl) phenyl] -4-(4-hydroxy piperidin-1-yl) butan-1-one (compound II), an intermediate or preparation of Ebastine and use of the same in the preparation of pure Ebastine with the maximum particle size more than 1000 μm and D90 from 250 μm -1000 μm.
Process for the preparation of 1-[4-(1,1-dimethylethyl)phenyl]-4-[4-(diphenylmethoxy)-1-piperidinyl]-1-butanone and acid addition salts thereof
申请人:Arevipharma GmbH
公开号:EP2371817A1
公开(公告)日:2011-10-05
The present invention describes processes for the preparation of 1-[4-(1,1-dimethylethyl)phenyl]-4-[4-(diphenylmethoxy)-1-piperidinyl]-1-butanone and acid addition salts thereof.
[EN] PROCESS OF PREPARING EBASTINE<br/>[FR] PROCÉDÉ DE PRÉPARATION DE L'ÉBASTINE
申请人:MICRO LABS LTD
公开号:WO2009157006A1
公开(公告)日:2009-12-30
The present invention relates to a novel process for preparing ebastine from 1-[4-(1,1-dimethylethyl) phenyl]-4-(4-hydroxy piperidin-1-yl) butan-1-one and diphenyl methanol, which is easily reproducible on an industrial scale. A process for preparation of 1-[4-(1,1-dimethylethyl) phenyl]-4-(4-hydroxy piperidin-1-yl) butan-1-one.