Process for stereoselectively reducing 4-aryl-4-oxobutanoic acid derivatives
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United States of America Patent
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Oct 11, 2011
Grant Date -
May 1, 2008
app pub date -
Dec 17, 2007
filing date -
Jun 7, 2002
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Expired
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Abstract
The present invention relates to a process for preparing stereoisomerically enriched 4-aryl-4-hydroxybutanoic acid derivatives by reducing 4-aryl-4-ketobutanoic acid derivatives in the presence of ruthenium-containing catalysts.
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