5 substituted hydantoins
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United States of America Patent
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Apr 16, 2013
Grant Date -
Jul 8, 2010
app pub date -
Jun 3, 2008
filing date -
Jun 6, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to 5-substituted hydantoins, a process for the preparation of 5-substituted hydantoins and the use of 5-substituted hydantoins in the preparation of enantiomerically enriched α-amino acids. Furthermore, the present invention relates to the preparation of pharmaceutically active products such as perindopril and ramipril using the novel 5-substituted hydantoins.
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