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Brivaracetam Impurity B

Brivaracetam Impurity B structure

CAS No.: 943986-67-2

Chemical Name:: Brivaracetam Impurity B

Synonyms: Brivaracetam acid;Brivaracetam Impurity H;Brivaracetam impuroty B;Brivaracetam Impurity 31;Brivaracetam Imp-A/Acid Imp;Brivaracetam Carboxylic Acid Metabolite;Brivaracetam Carboxylic acid metabolite [UCB 42145];(S)-2-((R)-2-oxo-4-propylpyrrolidin-1-yl)butanoic acid;(αS,4R)-α-Ethyl-2-oxo-4-propyl-1-pyrrolidineacetic acid;1-Pyrrolidineacetic acid, α-ethyl-2-oxo-4-propyl-, (αS,4R)-

CBNumber:: CB63127061

Molecular Formula:: C11H19NO3

Molecular Weight:: 213.28

MDL Number:

MOL File:: 943986-67-2.mol

Last updated:2023-04-23 13:52:06

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Brivaracetam Impurity B Properties

Melting point	83 - 87°C
Boiling point	388.6±25.0 °C(Predicted)
Density	1.101±0.06 g/cm3(Predicted)
storage temp.	Refrigerator, under inert atmosphere
solubility	Chloroform (Slightly)
pka	3.76±0.10(Predicted)
form	Solid
color	White to Off-White
FDA UNII	2EO3GFE2R9

Brivaracetam Impurity B Chemical Properties,Uses,Production

Uses

(αS,4R)-α-Ethyl-2-oxo-4-propyl-1-pyrrolidineacetic Acid is a impurity of Brivaracetam (B677645) which is a 4-n-propyl analog of levetiracetam (L331500), and a racetam derivative with anticonvulsant properties.

Brivaracetam Impurity B Preparation Products And Raw materials

Raw materials

Preparation Products

Brivaracetam Impurity B Suppliers

Global( 36)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21691	55
sgtlifesciences pvt ltd	+8617013299288	dj@sgtlifesciences.com	China	12382	58
China National Standard Pharmaceutical Corporation Limited	+8615391658522	overseasales@yongstandards.com	China	11927	58
Shenzhen Hengfeng Wanda Pharmaceutical Technology Co., Ltd	755-22677922-801 18126518403	2851922760@qq.com	China	5043	58
ChemStrong Scientific Co.,Ltd	0755-66853366 13670046396	sales@chem-strong.com	China	17982	56
Shanghai Kewel Chemical Co., Ltd.	021-64609169 18901607656	greensnown@163.com	China	9911	50
BOC Sciences	16314854226	info@bocsci.com	United States	9926	65
Shenzhen Botel Biotechnology Co. Ltd.	0755-22202135 13316968096	1979313431@qq.com	China	7520	58
TOSUN PHARM	020-61855200 13326451905	2881290884@qq.com	China	7481	58
Hubei Moco Chemical Co., Ltd.	18627756402	3001051413@qq.com	China	10009	58

Supplier	Advantage
Henan Tianfu Chemical Co.,Ltd.	55
sgtlifesciences pvt ltd	58
China National Standard Pharmaceutical Corporation Limited	58
Shenzhen Hengfeng Wanda Pharmaceutical Technology Co., Ltd	58
ChemStrong Scientific Co.,Ltd	56
Shanghai Kewel Chemical Co., Ltd.	50
BOC Sciences	65
Shenzhen Botel Biotechnology Co. Ltd.	58
TOSUN PHARM	58
Hubei Moco Chemical Co., Ltd.	58

943986-67-2(Brivaracetam Impurity B)Related Search:

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(R)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(bromomethyl)hexanamide Brivaracetam Impurity 5 (R)-Ethyl 3-(bromomethyl)hexanoate Brivaracetam Impurity 10 Brivaracetam Impurity 14

(Z)-2-propylhept-2-enal

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Brivaracetam Impurity 31 (S)-2-((R)-2-oxo-4-propylpyrrolidin-1-yl)butanoic acid 1-Pyrrolidineacetic acid, α-ethyl-2-oxo-4-propyl-, (αS,4R)- (αS,4R)-α-Ethyl-2-oxo-4-propyl-1-pyrrolidineacetic Acid (~85:15 d.r.) Brivaracetam acid Brivaracetam Impurity H Brivaracetam Imp-A/Acid Imp Brivaracetam Carboxylic acid metabolite [UCB 42145] Brivaracetam impuroty B Brivaracetam Carboxylic Acid Metabolite (αS,4R)-α-Ethyl-2-oxo-4-propyl-1-pyrrolidineacetic acid 943986-67-2