CAS 2170761-55-2

Brivaracetam Impurity 29

CAS: 2170761-55-2

Formula: C₁₁H₁₇NO₃

Molecular weight: 211.26

Ref: 4Z-B-105035

(AlphaS)-α-Ethyl-2,5-dihydro-2-oxo-4-propyl-1H-pyrrole-1-acetic Acid

Controlled Product

CAS: 2170761-55-2

Applications (αS)-α-Ethyl-2,5-dihydro-2-oxo-4-propyl-1H-pyrrole-1-acetic Acid is an intermediate in the synthesis of (αS,4R)-α-Ethyl-2-oxo-4-propyl-1-pyrrolidineacetic Acid (E945390) which is an impurity of Brivaracetam (B677645) which is a 4-n-propyl analog of levetiracetam (L331500), and a racetam derivative with anticonvulsant properties.
References Rosenstiel, P., et al.:Neurotherapeutics, 4 (1), 84 (2007); Malawska, B., et al.:, Curr. Opin. Investig. Drugs, 6(7), 740 (2005);

Formula: C₁₁H₁₇NO₃

Color and Shape: Neat

Molecular weight: 211.26

Ref: TR-E945345