Process for preparing crystaline anticholinergic tiotropium bromide.
PK201000184A0Undetermined Publication Date: 2010-03-30BOEHRINGER INGELHEIM PHARMA GMBH & CO KG
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Patent Information
- Application Number
- PK201000184
- Authority / Receiving Office
- PK · PK
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2010-03-10
- Publication Date
- 2010-03-30
Abstract
The invention relates to process for preparing crystalline anhydrous (1α,2β,4β,5α,7β)-7-[(hydroxydi -2 thienylacetyl)oxy]-9,9-dimethyl-3-oxa-9 azoniatricyclo[3.3.1.02,4]nonane bromide.
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