PRODUCTION OF OPTICALLY PURE PROPANE-1,2-DIOL
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United States of America Patent
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Issued Date -
Jul 31, 2014
app pub date -
Jun 22, 2012
filing date -
Jul 20, 2011
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Abandoned
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Abstract
A method for producing optically pure propane-1,2-diol, including the method steps: a. hydrogenation of lactides, metal-catalysed heterogenous catalysis being carried out in the presence of hydrogen, a crude product containing propane-1,2-diol being produced, and b. dynamic, kinetic racemate resolution, propane-1,2-diol of an optical purity in the range of ≧99% e.e. being produced.
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