Process for the enzymatic synthesis of pyroglutamic esters
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United States of America Patent
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Issued Date -
Apr 6, 2006
app pub date -
Sep 30, 2005
filing date -
Oct 1, 2004
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Abandoned
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Abstract
A process for the preparation of compounds according to the general formula (I), in which R is a hydrocarbon radical of an alcohol, wherein one or more alcohols of the general formula (II) R--OH (II)in which R is as defined above, are esterified and/or transesterified without using significant amounts of solvents, preferably without solvents, preferably under reduced pressure at temperatures below 100.degree. C. in the presence of enzymes from the class of hydrolases with a compound according to the general formula (III), in which R.sup.1 is either hydrogen or a linear or branched alkyl or alkenyl group having 1 to 3 carbon atoms is provided.
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