Process for preparing glycidylphthalimide
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United States of America Patent
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Apr 5, 2005
Grant Date -
May 6, 2004
app pub date -
Sep 25, 2003
filing date -
Sep 25, 2002
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Abstract
A process for preparing glycidylphtalimide or it optically active compound by reacting a phthalimide alkalimetal salt with an epihalohydrin or an optically active epihalohydrin in an alcohol solvent; or by reacting phthalimide with an epihalohydrin or an optically active epihalohydrin in the presence of an alkali metal carbonate, an alkali metal hydrogencarbonate or a quaternary ammonium salt to obtain a N-(3-halogeno-2-hydroxypropyl)phthalimide and then by cyclizing the product with an alkali metal alkoxide.
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