Carbonylation of epoxides
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United States of America Patent
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May 10, 1994
Grant Date -
N/A
app pub date -
Jun 24, 1993
filing date -
Jun 29, 1992
priority date (Note) -
Expired
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Abstract
The invention relates a process for the carbonylation of epoxides by reaction with carbon monoxide in the presence of a catalyst system containing a source of cobalt and a hydroxy substituted pyridine compound, whereby .beta.-propiolactones and/or derivatives thereof, such as .beta.-propiolactone polymers, .beta.-hydroxy carboxylic acids and esters, and .beta.-alkoxy carboxylic acids and esters, are produced.
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