119494-28-9Relevant articles and documents
Process for preparing 4-hydroxy-2-pyrrolidone
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, (2008/06/13)
A improved process for preparing 4-hydroxy-2-pyrrolidone of the formula STR1 which is characterized in reacting a 4-halogeno-3-hydroxybutyrate and an alkali metal or alkaline earth metal azide, to produce a 4-azido-3-hydroxybutyrate and hydrogenating an azide group of the ester compound and then cyclizing a hydrogenated compound. 4-Hydroxy-2-pyrrolidone is useful for an intermediate of medicines and agricultural chemicals.