Process for preparation of nonnatural amino acid and intermediate thereof
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United States of America Patent
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Jul 6, 2010
Grant Date -
Sep 6, 2007
app pub date -
Apr 18, 2005
filing date -
Apr 18, 2005
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Expired
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Abstract
A process for the preparation of a nonnatural amino acid represented by the following formula (C):which is characterized by reacting a compound represented by the following formula (A1), a compound represented by the following formula (A2) and a compound represented by the following formula (A3) (step 1):to form a compound represented by the following formula (B):is an aromatic group or an unsaturated heterocyclic group, etc., and p, q and r are an integer of 0 to 10).
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