Process for the manufacture of epoxides
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United States of America Patent
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Feb 4, 1992
Issued Date -
N/A
app pub date -
Feb 2, 1990
filing date -
Jun 26, 1981
priority date (Note) -
Expired
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Abstract
Epoxides are manufactured by reacting olefines, such as cyclohexene, isoamylene, alpha-pinene, allyl alcohol, 2,5-dihydrofuran and styrene, with hydrogen peroxide, in a homogeneous liquid reaction mixture containing less than 10% by weight of water, in the presence of a compound of a metal of group 6a, such as selenium dioxide or selenous acid, and of an organic nitrogen-containing base having a pKa of not more than 8, such as pyridine, chloropyridine, collidine, quinoline, isoquinoline or a lutidine.
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