Chemical Name: 2-(2-oxopyrrolidin-1-yl)butanoic anhydride
Smiles: CCC(N1C(CCC1)=O)C(OC(C(N2C(CCC2)=O)CC)=O)=O
Inchi: InChI=1/C11H17NO5/c1-3-8(12-7-5-6-9(12)13)10(14)17-11(15)16-4-2/h8H,3-7H2,1-2H3
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