Process for the synthesis of protected esters of (S)-3,4-dihydroxybutyric acid
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United States of America Patent
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Dec 7, 1999
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N/A
app pub date -
Jan 27, 1999
filing date -
Jul 29, 1996
priority date (Note) -
Expired
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Abstract
The invention is an improved process for the preparation of a compound of formula I wherein R and R.sup.1 are each independently alkyl of from 1 to 3 carbon atoms; and R.sup.2 is alkyl of from 1 to 8 carbon atoms. ##STR1##
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