|  | |  |  | 1H-Pyrrole-1-acetic acid, α-ethyl-2,5-dihydro-2-oxo-4-propyl-, (αS)- Basic information | 
|  |  | 1H-Pyrrole-1-acetic acid, α-ethyl-2,5-dihydro-2-oxo-4-propyl-, (αS)- Chemical Properties | 
 | Boiling point | 414.7±34.0 °C(Predicted) |  | density | 1.142±0.06 g/cm3(Predicted) |  | solubility | Acetone; DMSO; Chloroform |  | pka | 3.71±0.10(Predicted) |  | form | Solid |  | color | Brown | 
|  |  | 1H-Pyrrole-1-acetic acid, α-ethyl-2,5-dihydro-2-oxo-4-propyl-, (αS)- Usage And Synthesis | 
 | Uses | (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. | 
|  |  | 1H-Pyrrole-1-acetic acid, α-ethyl-2,5-dihydro-2-oxo-4-propyl-, (αS)- Preparation Products And Raw materials | 
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