ChemicalBook > CAS DataBase List > (R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE

(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE

Product Name
(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE
CAS No.
103765-01-1
Chemical Name
(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE
Synonyms
UCB-L 060;Levetiracetam-4;R-(+)-ETIRACETAM;R-(+)-LevetiracetaM;LEVETIRACETAM EP IMP D;levetiraccetam R-isomer;LevetiracetaM IMpurity D;Levetiracetam EP Impurity D;Levetiracetam impurities519;Levetiracetam Impurity enantiomer
CBNumber
CB82446435
Molecular Formula
C8H14N2O2
Formula Weight
170.21
MOL File
103765-01-1.mol
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(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE Property

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)
pka
15.74±0.50(Predicted)
color 
White to Off-White
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H319Causes serious eye irritation

H411Toxic to aquatic life with long lasting effects

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
Y0001257
Product name
Levetiracetam impurity D
Purity
European Pharmacopoeia (EP) Reference Standard
Packaging
y0001257
Price
$153
Updated
2024/03/01
TRC
Product number
L331505
Product name
(R)-Levetiracetam
Packaging
2.5mg
Price
$185
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
API0005542
Product name
R-(+)-LEVETIRACETAM
Purity
95.00%
Packaging
10MG
Price
$231
Updated
2021/12/16
Medical Isotopes, Inc.
Product number
65823
Product name
(R)-Levetiracetam
Packaging
2.5mg
Price
$650
Updated
2021/12/16
Crysdot
Product number
CD11361695
Product name
(R)-2-(2-Oxopyrrolidin-1-yl)butanamide
Purity
95+%
Packaging
100mg
Price
$545
Updated
2021/12/16
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(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE Chemical Properties,Usage,Production

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.

(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE Preparation Products And Raw materials

Raw materials

Preparation Products

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103765-01-1, (R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDERelated Search:

Etiracetam Levetiracetam (2S)-2-(2-Oxopyrrolidin-1-yl)butanoic acid (R)-(-)-2-AMINOBUTANAMIDE HYDROCHLORIDE, 97% Levetiracetam impurity 8 Levetiracetam acid LevetiracetaM IMpurity B (S)-N-(1-aMino-1-oxobutan-2-yl)-4-chlorobutanaMide alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid Levetiracetam impurity 6 Levetiracetam impurity 7 2-Hydroxypyridine Pyridin-2-ol LEVETIRACETAM-D6 (S)-2-Aminobutyramide hydrochloride H-ABU-OME HCL 2-aminobutanenitrile 1,3-dihydroxypropan-2-yl 4-hydroxybenzoate

  • 1-PYRROLIDINEACETAMIDE, A-ETHYL-2-OXO-, (AR)-
  • R-(+)-ETIRACETAM
  • UCB-L 060
  • (R)-alpha-Ethyl-2-oxo-1-pyrrolidineacetamide
  • 1-Pyrrolidineacetamide, alpha-ethyl-2-oxo-, (R)-
  • R-(+)-LevetiracetaM
  • levetiraccetam R-isomer
  • Levetiracetam Impurity enantiomer
  • (αR)-α-Ethyl-2-oxo-1-pyrrolidineacetamide
  • (R)-2-(2-oxopyrrolidin-1- yl)butanamide
  • (R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE
  • Levetiracetam EP Impurity D
  • LevetiracetaM IMpurity D
  • Levetiracetam impurity 5/Levetiracetam EP Impurity D/(R)-Etiracetam/Levetiracetam R-Isomer/(R)-2-(2-oxopyrrolidin-1- yl)butanamide
  • Levetiracetam-4
  • Levetiracetam Impurity 4（Levetiracetam EP Impurity D）
  • 1-Pyrrolidineacetamide, α-ethyl-2-oxo-, (αR)-
  • Levetiracetam EP Impurity D (R-enantiomer)
  • Levetiracetam EP Impurity D (Levetiracetam R-Isomer)
  • Levetiracetam impurities519
  • Levetiracetam impurity D (Y0001257)
  • 1-Pyrrolidineacetamide, α-ethyl-2-oxo-, (αR)-
  • Levetiracetam EP Impurity D ((R)-Levetiracetam)
  • LEVETIRACETAM EP IMP D
  • Levetiracetam R-Isomer / Levetiracetam EP Impurity-D
  • 103765-01-1