| | Identification | Back Directory |  | [Name] 
 4-hydroxypyrrolidin-2-one
 |  | [CAS] 
 96820-00-7
 |  | [Synonyms] 
 Busulfan Impurity1705
 Oxiracetam impurities1717
 Oxiracetam Impurity 1 Sodium Salt
 |  | [Molecular Formula] 
 C4H7NO2
 |  | [MDL Number] 
 MFCD01687254
 |  | [MOL File] 
 96820-00-7.mol
 | 
 |  |