Method of isolating (R)-tofisopam
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United States of America Patent
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Issued Date -
Jun 15, 2006
app pub date -
Dec 15, 2005
filing date -
May 9, 2003
priority date (Note) -
Abandoned
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Abstract
The present invention is directed to a process for the isolation of (R)-tofisopam with high enantiomeric purity and high overall yields from a mixture of tofisopam enantiomers by means of a non-steady state continuous chromatographic process.
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