| Identification | Back Directory | [Name]
(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE | [CAS]
103765-01-1 | [Synonyms]
UCB-L 060
Levetiracetam-4
R-(+)-ETIRACETAM
R-(+)-LevetiracetaM
levetiraccetam R-isomer
LevetiracetaM IMpurity D
Levetiracetam EP Impurity D
Levetiracetam Impurity enantiomer
(R)-2-(2-oxopyrrolidin-1-
yl)butanamide
(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE
(αR)-α-Ethyl-2-oxo-1-pyrrolidineacetamide
(R)-alpha-Ethyl-2-oxo-1-pyrrolidineacetamide
1-PYRROLIDINEACETAMIDE, A-ETHYL-2-OXO-, (AR)-
1-Pyrrolidineacetamide, α-ethyl-2-oxo-, (αR)-
1-Pyrrolidineacetamide, alpha-ethyl-2-oxo-, (R)-
Levetiracetam Impurity 4（Levetiracetam EP Impurity D）
Levetiracetam impurity 5/Levetiracetam EP Impurity D/(R)-Etiracetam/Levetiracetam R-Isomer/(R)-2-(2-oxopyrrolidin-1- yl)butanamide | [Molecular Formula]
C8H14N2O2 | [MDL Number]
MFCD00867782 | [MOL File]
103765-01-1.mol | [Molecular Weight]
170.21 |
| Chemical Properties | Back Directory | [Melting point ]
114-116 °C(Solv: acetone (67-64-1)) | [Boiling point ]
395.9±25.0 °C(Predicted) | [density ]
1.168±0.06 g/cm3(Predicted) | [storage temp. ]
Hygroscopic, -20°C Freezer, Under inert atmosphere | [solubility ]
Acetone (Sparingly, Sonicated), Chloroform (Slightly), Methanol (Slightly) | [form ]
neat | [pka]
15.74±0.50(Predicted) | [color ]
White to Off-White |
| Hazard Information | Back Directory | [Uses]
(R)-Levetiracetam [REV] (Levetiracetam EP Impurity D), is the enantiomer to Levetiracetam [LEV] (L331500), the antiepileptic drug that is highly enantioselective. It is apparent that [LEV] is more potent than [REV] in terms of antiepileptic potency. |
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