Chemical Name: (2S)-2-(2-Oxopyrrolidin-1-yl)butanoic acid
Synonym: Levetiracetam Carboxylic Acid
Smiles: CC[C@H](N1C(CCC1)=O)C(O)=O
Enantiomeric impurity determination of levetiracetam using capillary electrochromatography
Debby Mangelings1 Jan Saevels2 Yvan Vander Heyden
J. Sep. Sci. 2006, 29, 2827 – 2836
separation and estimation of process related impurities and degradation products of levetiracetam in solid pharmaceutical formulation using ion-pair chromatography
Navneet Kumar1,2 and D. Sangeetha
Journal of Liquid Chromatography & Related Technologies, 36:1835–1848, 2013
Simple GC-MS Method for Analysis of Levetiracetam and ProcessRelated Toxic Impurity
Hazim M. Ali1,2 , Mohammed Gamal* 3,4 , Nada S. Abdelwahab4 , Nehal F. Farid
Microchemical Journal Volume 146, May 2019, Pages 1236-1240