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ChemicalBook--->CAS DataBase List--->358629-47-7

358629-47-7

358629-47-7 Structure

358629-47-7 Structure
IdentificationBack Directory
[Name]

LevetiracetaM IMpurity B
[CAS]

358629-47-7
[Synonyms]

Levetiracetam-2
Dehydro Levetiracetam
LevetiracetaM IMpurity B
Levetiracetam EP Impurity B
(2Z)-2-(2-Oxopyrrolidin-1-yl)but-2-enamide
(Z)-2-(2-oxopyrrolidin-1-yl)but-2- enamide
Levetiracetam EP Impurity B/Dehydro Levetiracetam
1-Pyrrolidineacetamide, α-ethylidene-2-oxo-, (αZ)-
Levetiracetam Impurity 2(Levetiracetam EP Impurity B)
Levetiracetam impurity 4/Levetiracetam EP Impurity B/(Z)-2-(2-oxopyrrolidin-1-yl)but-2- enamide
[Molecular Formula]

C8H12N2O2
[MDL Number]

MFCD09955133
[MOL File]

358629-47-7.mol
[Molecular Weight]

168.19
Chemical PropertiesBack Directory
[Boiling point ]

443.0±28.0 °C(Predicted)
[density ]

1.222±0.06 g/cm3(Predicted)
[storage temp. ]

Amber Vial, Refrigerator, Under inert atmosphere
[solubility ]

Chloroform (Soluble), Methanol (Slightly)
[form ]

neat
[pka]

16.35±0.50(Predicted)
[color ]

Off-White to Pale Beige
[Stability:]

Light Sensitive
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H319
[Precautionary statements ]

P264-P270-P301+P312-P330-P501-P264-P280-P305+P351+P338-P337+P313P
Hazard InformationBack Directory
[Uses]

Dehydro Levetiracetam (Levetiracetam EP Impurity B) is an impurity of Levetiracetam (L331500) which is an (S)-enantiomer of Etiracetam (E932970) and the ethyl analog of Piracetam (P500800). Used as an anticonvulsant.
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