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1-Pyrrolidineaceticacid,alpha-ethylidene-2-oxo-,(alphaZ)-(9CI)

1-Pyrrolidineaceticacid,alpha-ethylidene-2-oxo-,(alphaZ)-(9CI) Structure
CAS No.
358629-39-7
Chemical Name:
1-Pyrrolidineaceticacid,alpha-ethylidene-2-oxo-,(alphaZ)-(9CI)
Synonyms
Levetiracetam Impurity 32;(Z)-2-(2-Oxopyrrolidin-1-yl)but-2-enoic Acid;(αZ)-α-Ethylidene-2-oxo-1-pyrrolidineacetic Acid;1-Pyrrolidineacetic acid, α-ethylidene-2-oxo-, (αZ)-;1-Pyrrolidineaceticacid,alpha-ethylidene-2-oxo-,(alphaZ)-(9CI)
CBNumber:
CB31286651
Molecular Formula:
C8H11NO3
Molecular Weight:
169.18
MOL File:
358629-39-7.mol
Modify Date:
2023/4/23 13:52:06
Request For Quotation

1-Pyrrolidineaceticacid,alpha-ethylidene-2-oxo-,(alphaZ)-(9CI) Properties

Boiling point 402.4±24.0 °C(Predicted)
Density 1.286±0.06 g/cm3(Predicted)
solubility Methanol; Ethyl Acetate
form Solid
pka 4.18±0.19(Predicted)
color White

1-Pyrrolidineaceticacid,alpha-ethylidene-2-oxo-,(alphaZ)-(9CI) Chemical Properties,Uses,Production

Uses

(αZ)-α-Ethylidene-2-oxo-1-pyrrolidineacetic Acid is an intermediate in the synthesis of Dehydro Levetiracetam (Levetiracetam EP Impurity B) (D230275), which is an impurity of Levetiracetam (L331500) which is an (S)-enantiomer of Etiracetam (E932970) and the ethyl analog of Piracetam (P500800). Used as an anticonvulsant.

1-Pyrrolidineaceticacid,alpha-ethylidene-2-oxo-,(alphaZ)-(9CI) Preparation Products And Raw materials

Raw materials

Preparation Products

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

1-Pyrrolidineaceticacid,alpha-ethylidene-2-oxo-,(alphaZ)-(9CI) Suppliers

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Clickchem Research LLP 58
Pharmaffiliates Analytics and Synthetics P. Ltd 58
Hebei Yaocheng Pharmaceutical Technology Co. Ltd 58
Suzhou Meishi Biotechnology Co., Ltd. 58
CHEMSTEP 51
Shanghai Hao Zhun Biological Technology Co., Ltd. 58
Hubei Ruinuo Pharmaceutical Technology Co., Ltd 58
Biosynth Biological Technology (Suzhou) Co Ltd 58

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1-Pyrrolidineaceticacid,alpha-ethylidene-2-oxo-,(alphaZ)-(9CI) (αZ)-α-Ethylidene-2-oxo-1-pyrrolidineacetic Acid Levetiracetam Impurity 32 (Z)-2-(2-Oxopyrrolidin-1-yl)but-2-enoic Acid 1-Pyrrolidineacetic acid, α-ethylidene-2-oxo-, (αZ)- 358629-39-7 GLYCINESCAFFOLD