[EN] NOVEL INTERMEDIATES FOR THE SYNTHESIS OF (R)-TAMSULOSIN AND OF ITS PHARMACEUTICALLY ACCEPTABLE SALTS AND PROCESS FOR THEIR PREPARATION [FR] NOUVEAUX INTERMEDIAIRES DESTINES A LA SYNTHESE DE LA (R)-TAMSULOSINE ET DE SES SELS PHARMACEUTIQUEMENT ACCEPTABLES, ET LEUR PROCEDE DE PREPARATION
The present invention relates to a process for preparing Tamsulosin, an anti-benign prostatic hyperplasia drug, which comprises converting o-ethoxyphenoxyethanol to a corresponding sulfonate, and reacting the sulfonate with (R)-(−)-5-(2-aminopropyl)-2-methoxybenzenesulfonamide by condensation to produce Tamsulosin.
[EN] DEUTERIUM-ENRICHED TAMSULOSIN<br/>[FR] TAMSULOSINE ENRICHIE EN DEUTÉRIUM
申请人:PROTIA LLC
公开号:WO2008157272A2
公开(公告)日:2008-12-24
[EN] The present application describes deuterium-enriched tamsulosin, pharmaceutically acceptable salt forms thereof, and methods of treating using the same. [FR] La présente invention concerne de la tamsulosine enrichie en deutérium, des formes de sel de ce composé pharmaceutiquement acceptables et des procédés de traitement au moyen de ce composé.