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alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid

alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid structure

CAS No.: 67118-31-4

Chemical Name:: alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid

Synonyms: Levetiracetam EP Impurity A;LEVETIRACETAM EP IMP A;LevetiracetaM IMpurity A;Levatiracetam Impurity A;EtiracetaM Carboxylic Acid;Ethyl 2-oxo-1-pyrrolidineacetate;2-(2-oxopyrrolidin-1-yl)butanamide;Ethyl (2-oxopyrrolidin-1-yl)acetate;Ethyl-2-oxo-1-pyrrolidineacetic acid;2-(2-oxo-1-pyrrolidinyl)butyric acid

CBNumber:: CB3947245

Molecular Formula:: C8H13NO3

Molecular Weight:: 171.19

MDL Number:: MFCD08236692

MOL File:: 67118-31-4.mol

MSDS File:: SDS

Last updated:2026-05-28 02:48:56

Product description	Number	Pack Size	Price
Levetiracetam impurity A European Pharmacopoeia (EP) Reference Standard	Y0001254	10 mg	$241
Levetiracetam impurity A European Pharmacopoeia (EP) Reference Standard	Y0001254	y0001254	$220
Etiracetam Carboxylic Acid	011845	100mg	$531
2-(2-Oxo-1-pyrrolidinyl)butyric acid	FO151029	0.1g	$207.35
2-(2-Oxo-1-pyrrolidinyl)butyric acid	FO151029	0.25g	$438.63
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alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid Properties

Melting point	155-158 °C
Boiling point	371.0±25.0 °C(Predicted)
Density	1.227
storage temp.	2-8°C
solubility	Acetone (Slightly), Chloroform (Slightly), Methanol (Slightly)
pka	3.76±0.10(Predicted)
color	White to Off-White
Major Application	pharmaceutical (small molecule)
InChI	1S/C8H13NO3/c1-2-6(8(11)12)9-5-3-4-7(9)10/h6H,2-5H2,1H3,(H,11,12)
InChIKey	IODGAONBTQRGGG-UHFFFAOYSA-N
SMILES	N1(CCCC1=O)C(CC)C(=O)O
FDA UNII	T5GZ0UL12V
UNSPSC Code	41116107
NACRES	NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H312-H332
Precautionary statements	P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P330-P362-P403+P233-P501
WGK Germany	WGK 3
Storage Class	11 - Combustible Solids

alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid price More Price(27)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	Y0001254	Levetiracetam impurity A European Pharmacopoeia (EP) Reference Standard	67118-31-4	10 mg	$241	2026-04-30	Buy
Sigma-Aldrich	Y0001254	Levetiracetam impurity A European Pharmacopoeia (EP) Reference Standard	67118-31-4	y0001254	$220	2024-03-01	Buy
Usbiological	011845	Etiracetam Carboxylic Acid	67118-31-4	100mg	$531	2026-06-03	Buy
Biosynth	FO151029	2-(2-Oxo-1-pyrrolidinyl)butyric acid	67118-31-4	0.1g	$207.35	2026-06-04	Buy
Biosynth	FO151029	2-(2-Oxo-1-pyrrolidinyl)butyric acid	67118-31-4	0.25g	$438.63	2026-06-04	Buy

Product number	Packaging	Price	Buy
Y0001254	10 mg	$241	Buy
Y0001254	y0001254	$220	Buy
011845	100mg	$531	Buy
FO151029	0.1g	$207.35	Buy
FO151029	0.25g	$438.63	Buy

alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid Chemical Properties,Uses,Production

Chemical Properties

White to Off-White Solid

Uses

Etiracetam Carboxylic Acid (Levetiracetam EP Impurity A) is an Etiracetam (E932970) intermediate and a metabolite.

Uses

Etiracetam (E932970) intermediate.

alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Levetiracetam acid (2S)-2-(2-Oxopyrrolidin-1-yl)butanoic acid

alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid Suppliers

Global( 120)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21587	55
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14332	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49979	58
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29792	58
ANHUI WITOP BIOTECH CO., LTD	+8615255079626	eric@witopchemical.com	China	23541	58
AFINE CHEMICALS LIMITED	+86-0571-85134551	sales@afinechem.com	China	15083	58
BOC Sciences	16314854226; +16314854226	inquiry@bocsci.com	United States	19853	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 +8617705817739	info@dycnchem.com	China	52705	58
sgtlifesciences pvt ltd	+8617013299288	dj@sgtlifesciences.com	China	12373	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418684 +8618949823763	sales@tnjchem.com	China	25356	58

Supplier	Advantage
Henan Tianfu Chemical Co.,Ltd.	55
Standardpharm Co. Ltd.	58
CONIER CHEM AND PHARMA LIMITED	58
career henan chemical co	58
ANHUI WITOP BIOTECH CO., LTD	58
AFINE CHEMICALS LIMITED	58
BOC Sciences	58
Dayang Chem (Hangzhou) Co.,Ltd.	58
sgtlifesciences pvt ltd	58
Hefei TNJ Chemical Industry Co.,Ltd.	58

View Lastest Price from alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2025-12-01	alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid 67118-31-4		1kg	99%	10000KGS	Shaanxi Dideu New Materials Co. Ltd
	2020-02-05	alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid 67118-31-4	$3.00	1KG	98%	100KG	Career Henan Chemical Co

alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid
67118-31-4
$0.00
99%
Shaanxi Dideu New Materials Co. Ltd

alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid
67118-31-4
$3.00
98%
Career Henan Chemical Co

67118-31-4(alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid)Related Search:

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(2RS)-2-(2-Oxopyrrolidin-1-yl)butanoic acid 2-(2-oxo-1-pyrrolidinyl)acetic acid ethyl ester Levetiracetam impurity 1/Levetiracetam EP Impurity A/Levetiracetam Carboxylic Acid Racemate/(2RS)-2-(2-Oxopyrrolidin-1-yl)butanoic acid Ethyl (2-oxopyrrolidin-1-yl)acetate Levetiracetam Impurity 8（Levetiracetam EP Impurity A） 2-(2-oxopyrrolidin-1-yl)butanamide Ethyl-2-oxo-1-pyrrolidineacetic acid alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid EtiracetaM Carboxylic Acid LevetiracetaM IMpurity A Ethyl 2-oxo-1-pyrrolidineacetate 2-(2-oxo-1-pyrrolidinyl)butyric acid 1-Pyrrolidineacetic acid, α-ethyl-2-oxo- Levatiracetam Impurity A Levetiracetam EP Impurity A (Levetiracetam Carboxylic Acid Racemate) Levetiracetam Impurity AQ: What is Levetiracetam Impurity A Q: What is the CAS Number of Levetiracetam Impurity A Q: What is the storage condition of Levetiracetam Impurity A Q: What are the applications of Levetiracetam Impurity A LEVETIRACETAM EP IMP A 2-(2-Oxopyrrolidin-1-yl)butanoic acid (Levetiracetam Impurity) Levetiracetam EP Impurity A 67118-31-4 Heterocycles Intermediates & Fine Chemicals Neurochemicals Pharmaceuticals