(2Rs)-2-(2-oxopyrrolidin-1-yl)butanoic acid

BGC Id:	115116295156
CAS No:	67118-31-4
Synonyms:	(2rs)-2-(2-oxopyrrolidin-1-yl)butanoic acid ; 2-(2-oxopyrrolidin-1-yl)butanamide ; 2-(2-oxo-1-pyrrolidinyl)butyric acid ; ethyl 2-oxo-1-pyrrolidineacetate ; etiracetam carboxylic acid ; alpha-ethyl-2-oxo-1-pyrrolidineacetic acid ; levetiracetam impurity a ; ethyl-2-oxo-1-pyrrolidineacetic acid
Molecular Formula:	C8H13NO3
Molecular Weight:	171.19372
EINECS:

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The last intensive check and update was carried out on 2025/03/11.

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Synonyms:

(2rs)-2-(2-oxopyrrolidin-1-yl)butanoic acid ; 2-(2-oxopyrrolidin-1-yl)butanamide ; 2-(2-oxo-1-pyrrolidinyl)butyric acid ; ethyl 2-oxo-1-pyrrolidineacetate ; etiracetam carboxylic acid ; alpha-ethyl-2-oxo-1-pyrrolidineacetic acid ; levetiracetam impurity a ; ethyl-2-oxo-1-pyrrolidineacetic acid

CAS:

67118-31-4

EINECS:

Molecular Formula:

C8H13NO3

MDL:

Properties

Molecular Weight:

171.19372 g·mol−1

Density:

1.227

Melting point:

155-158 °C

What other providers are available for CAS 67118-31-4?

In addition to the providers presented here for (2Rs)-2-(2-oxopyrrolidin-1-yl)butanoic acid with the CAS number 67118-31-4, there are other 29 providers with slightly different product names available for this CAS number.

Levetiracetam impurity A

+3 additional providers that we know from the past

Ethyl-2-oxo-1-pyrrolidineacetic acid

Dayang Chem (Hangzhou) Co.,Ltd. | Xiamen Equation Chemical Co.,Ltd | BIOZOL Diagnostica Vertrieb GmbH | BuGuCh & Partners +6 additional providers that we know from the past

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

Leap Chem Co., Ltd | Skyrun Industrial Co., Ltd. +11 additional providers that we know from the past