Erregierre S.P.A. Patent applications |
Patent application number | Title | Published |
20140163227 | PROCESS FOR PREPARING VILAZODONE HYDROCHLORIDE - The present invention relates, in a first aspect, to a process preparing vilazodone hydrochloride that comprises the reaction of 3-(4-chloro-1-hydroxy-butyl)-1H-indol-5-carbonitrile with 5-piperazin-1-yl-benzofuran-2-carboxylate methyl hydrochloride with the formation of a 1,4-piperazine, with subsequent dehydration, hydrogenation and treatment with ammonia, to obtain vilazodone in free base form that is then converted into the hydrochloride thereof. | 06-12-2014 |
20130225818 | PROCESS FOR PREPARING VILAZODONE HYDROCHLORIDE - The present invention relates, in a first aspect, to a process preparing vilazodone hydrochloride that comprises the reaction of 3-(4-chloro-1-hydroxy-butyl)-1H-indol-5-carbonitrile with 5-piperazin-1-yl-benzofuran-2-carboxylate methyl hydrochloride with the formation of a 1,4-piperazine, with subsequent dehydration, hydrogenation and treatment with ammonia, to obtain vilazodone in free base form that is then converted into the hydrochloride thereof. | 08-29-2013 |
20110046382 | PROCESS FOR THE PREPARATION OF 4-[2-(5-ETHYL-2-PYRIDYL)ETHOXY]NITROBENZENE AND PIOGLITAZONE - A process for the preparation of 4-[2-(5-ethyl-2-pyridyl)ethoxy]nitrobenzene is described, which comprises the step of reacting 2-(5-ethyl-2-pyridyl)ethanol with 1-fluoro-4-nitrobenzene in acetone in the presence of an alkali metal hydroxide. The intermediate 4-[2-(5-ethyl-2-pyridyl)ethoxy]nitrobenzene is used for the preparation of pioglitazone. | 02-24-2011 |
20080214515 | Process for Preparing 3a(Beta)-7a(Beta)-Dihydroxy-6a(Beta)-Alkyl-5Beta-Cholanic Acid - Process for preparing 3α-7α(β)-di-hydroxy-6α(β)-alkyl-5β-cholanic acid (I) in which R is a linear or branched C | 09-04-2008 |