PROCESS FOR THE PREPARATION OF MUSCARINIC RECEPTOR ANTAGONIST
The present invention relates to novel and improved processes for the preparation of (r)-2-(3-(diisopropylamino)-1-phenylpropyl)-4-(hydroxymethyl)phenylisobutyrate represented by the following structural formula-1 and its pharmaceutically acceptable salts thereof.
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(2012/08/07)
PREPARATION PROCESS OF FESOTERODINE AND INTERMEDIATES
The present invention relates to a process of synthesis of 3,3 dipheylpropylamines, which may be used as pharmaceutical intermediates in the preparation of their pharmacologically active derivatives such as fesoterodine, tolterodine, their enantiomers, pharmaceutically acceptable salts and related compounds useful as antimuscarinic agents.
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(2012/01/06)
Process for the preparation of fesoterodine
A process for the preparation of (R)-2-(3-diisopropylamino-1-phenylpropyl)-4-(hydroxymethyl)-phenol isobutyrate (Fesoterodine), its (S)-enantiomer, and novel intermediates useful in thei synthesis.
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Page/Page column 9-10
(2011/05/08)
PROCESS FOR THE PREPARATION OF FESOTERODINE WITH LOW IMPURITIES CONTENT
Disclosed is a process for the preparation of (R)-2-(3-diisopropylamino-1-phenylpropyl)-4-(hydroxymethyl)-phenol isobutyrate (Fesoterodine) or a pharmaceutically acceptable salt thereof having a low content of impurities such as tolterodine and tolterodine isobutyrate.
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Page/Page column 6
(2011/07/06)
A process for the preparation of fesoterodine with low impurities content
Disclosed is a process for the preparation of (R)-2-(3-diisopropylamino-1-phenylpropyl)-4-(hydroxymethyl)-phenol isobutyrate (Fesoterodine) or a pharmaceutically acceptable salt thereof having a low content of impurities such as tolterodine and tolterodine isobutyrate.
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Page/Page column 10
(2011/07/09)
PROCESS FOR THE PREPARATION OF FESOTERODINE
A process for the preparation of (R)-2-(3-diisopropylamino-1-phenylpropyl)-4-(hydroxymethyl)-phenol isobutyrate (Fesoterodine), its (S)-enantiomer, and novel intermediates useful in thei synthesis.
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Page/Page column 5
(2011/05/08)
Shortened synthesis of 3,3-diarylpropylamine derivatives
The invention relates to a method for producing derivatives of 3,3-diarylpropylamines of general formula (I) and sterically highly pure, stable intermediate products, and to their use for producing pharmaceutical compositions.
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Page/Page column 7; 8
(2008/06/13)
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