C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 451/10 (2006.01) A61K 31/46 (2006.01) A61P 43/00 (2006.01)
Patent
CA 2425539
The invention relates to a crystalline monohydrate of (1.alpha., 2.beta., 4.beta., 5.alpha., 7.beta.)-7-[(hydroxydi-2- thienylacetyl)oxy]-9,9- dimethyl-3-oxa-9-azoniatricyclo[3.3.1.0 2'4]nonane-bromide, processes for the preparation thereof, as well as the use thereof for preparing a pharmaceutical composition, particularly for preparing a pharmaceutical composition having an anticholinergic activity. The compound of the invention is a crystalline monohydrate of tiotropium bromide of formula (I): Image
La présente invention concerne un monohydrate cristallin de bromure de (1 alpha ,2 beta ,4 beta ,5 alpha ,7 beta )-7-[(hydroxydi-2-thiénylacétyl)oxy]-9,9-diméthyl-3-oxa-9-azoniatricyclo[3.3.1.0<2,4>]nonane, un procédé permettant sa préparation ainsi que son utilisation pour la préparation d'un produit pharmaceutique, notamment pour la préparation d'un produit pharmaceutique à action anticholinergique.
Banholzer Rolf
Graulich Manfred Ludwig August
Kulinna Christian
Mathes Andreas
Meissner Helmut
Boehringer Ingelheim Pharma Gmbh & Co. Kg
Fetherstonhaugh & Co.
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