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

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

(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE price.
  • $132 - $3141.25
  • Product name: (R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE
  • CAS: 103765-01-1
  • MF: C8H14N2O2
  • MW: 170.21
  • EINECS:
  • MDL Number:MFCD00867782
  • Synonyms: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
22 prices
Selected condition:
Brand
  • aablocks
  • American Custom Chemicals Corporation
  • Axon Medchem
  • Biosynth
  • Chemenu
  • ChemScene
  • Crysdot
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TRC
Package
  • 2mg
  • y0001257
  • 1mg
  • 2.5mg
  • 5mg
  • 10mg
  • 25mg
  • 50mg
  • 100mg
  • 1g
  • 15 mg
  • Manufactureraablocks
  • Product numberAA003AEM
  • Product description(αR)-α-Ethyl-2-oxo-1-pyrrolidineacetamide 99%
  • Packaging50mg
  • Price$659
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003AEM
  • Product description(αR)-α-Ethyl-2-oxo-1-pyrrolidineacetamide 99%
  • Packaging10mg
  • Price$205
  • Updated2026-05-28
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAPI0005542
  • Product descriptionR-(+)-LEVETIRACETAM 95.00%
  • Packaging10MG
  • Price$231
  • Updated2021-12-16
  • Buy
  • ManufacturerAxon Medchem
  • Product numberAxon1111
  • Product descriptionUCB-L 060 99%
  • Packaging10mg
  • Price$132
  • Updated2026-05-19
  • Buy
  • ManufacturerAxon Medchem
  • Product numberAxon1111
  • Product descriptionUCB-L 060 99%
  • Packaging50mg
  • Price$495
  • Updated2026-05-19
  • Buy
  • ManufacturerBiosynth
  • Product numberDEA76501
  • Product description(R)-Levetiracetam
  • Packaging1mg
  • Price$900
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberDEA76501
  • Product description(R)-Levetiracetam
  • Packaging2mg
  • Price$900
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberDEA76501
  • Product description(R)-Levetiracetam
  • Packaging5mg
  • Price$1070.85
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberDEA76501
  • Product description(R)-Levetiracetam
  • Packaging10mg
  • Price$1998.9
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberDEA76501
  • Product description(R)-Levetiracetam
  • Packaging25mg
  • Price$3141.25
  • Updated2026-06-04
  • Buy
  • ManufacturerChemenu
  • Product numberCM484677
  • Product description(R)-2-(2-Oxopyrrolidin-1-yl)butanamide 98%
  • Packaging1g
  • Price$1601
  • Updated2026-05-20
  • Buy
  • ManufacturerChemenu
  • Product numberCM484677
  • Product description(R)-2-(2-Oxopyrrolidin-1-yl)butanamide 98%
  • Packaging1g
  • Price$1601
  • Updated2026-05-26
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0136445
  • Product descriptionLevetiracetam impurity 5 ≥98%
  • Packaging1g
  • Price$1582
  • Updated2026-06-04
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0136445
  • Product descriptionLevetiracetam impurity 5 ≥98%
  • Packaging1g
  • Price$1582
  • Updated2026-06-04
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11361695
  • Product description(R)-2-(2-Oxopyrrolidin-1-yl)butanamide 95+%
  • Packaging100mg
  • Price$545
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11361695
  • Product description(R)-2-(2-Oxopyrrolidin-1-yl)butanamide 95+%
  • Packaging100mg
  • Price$545
  • Updated2026-05-27
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003AEM (αR)-α-Ethyl-2-oxo-1-pyrrolidineacetamide 99% 50mg $659 2026-05-28 Buy
aablocks AA003AEM (αR)-α-Ethyl-2-oxo-1-pyrrolidineacetamide 99% 10mg $205 2026-05-28 Buy
American Custom Chemicals Corporation API0005542 R-(+)-LEVETIRACETAM 95.00% 10MG $231 2021-12-16 Buy
Axon Medchem Axon1111 UCB-L 060 99% 10mg $132 2026-05-19 Buy
Axon Medchem Axon1111 UCB-L 060 99% 50mg $495 2026-05-19 Buy
Biosynth DEA76501 (R)-Levetiracetam 1mg $900 2026-06-04 Buy
Biosynth DEA76501 (R)-Levetiracetam 2mg $900 2026-06-04 Buy
Biosynth DEA76501 (R)-Levetiracetam 5mg $1070.85 2026-06-04 Buy
Biosynth DEA76501 (R)-Levetiracetam 10mg $1998.9 2026-06-04 Buy
Biosynth DEA76501 (R)-Levetiracetam 25mg $3141.25 2026-06-04 Buy
Chemenu CM484677 (R)-2-(2-Oxopyrrolidin-1-yl)butanamide 98% 1g $1601 2026-05-20 Buy
Chemenu CM484677 (R)-2-(2-Oxopyrrolidin-1-yl)butanamide 98% 1g $1601 2026-05-26 Buy
ChemScene CS-0136445 Levetiracetam impurity 5 ≥98% 1g $1582 2026-06-04 Buy
ChemScene CS-0136445 Levetiracetam impurity 5 ≥98% 1g $1582 2026-06-04 Buy
Crysdot CD11361695 (R)-2-(2-Oxopyrrolidin-1-yl)butanamide 95+% 100mg $545 2021-12-16 Buy
Crysdot CD11361695 (R)-2-(2-Oxopyrrolidin-1-yl)butanamide 95+% 100mg $545 2026-05-27 Buy

Properties

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
Major Application :pharmaceutical (small molecule)
InChI :1S/C8H14N2O2/c1-2-6(8(9)12)10-5-3-4-7(10)11/h6H,2-5H2,1H3,(H2,9,12)/t6-/m1/s1
InChIKey :HPHUVLMMVZITSG-ZCFIWIBFSA-N
SMILES :N1(CCCC1=O)[C@H](CC)C(=O)N

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)Environment (GHS09)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

(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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