Process for the preparation of butane triols
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United States of America Patent
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Nov 12, 2002
Grant Date -
N/A
app pub date -
Feb 26, 1999
filing date -
Aug 30, 1996
priority date (Note) -
Expired
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Abstract
A process for the preparation of butane triols is provided. In the process, a malic acid diester is reduced with sodium borohydride in the presence of an ether and an alcohol. Preferably, the malic acid diester is an ethyl or methyl ester, the ether is tetrahydrofuran or bis(2-methoxyethyl) ether (diglyme), and the alcohol comprises ethanol. Advantageously, the reaction is carried out at ambient temperature.
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