Crystal Structure of Levetiracetam

Id2202514
Common nameLevetiracetam
Chemical name(-)-(S)-α-ethyl-2-oxo-1-pyrrolidineacetamide (2S)-2-(2-Oxo-pyrrolidin-1-yl)butanamide
a (Å)6.272(5)
b (Å)7.993(5)
c (Å)9.199(7)
α (°)90.00
β (°)108.645(9)
γ (°)90.00
V (Å3)437.0(6)
Space groupP 1 21 1
Temperature (K)293(2)
Rint0.0448
Publication: Acta Crystallographica Section E (2003) 59, 11 o1772-o1773