Cefalexin EP Impurity E

SZ CAT No:	SZ-C018006
CAS No	146794-70-9
Mol.F.	C13H18N2O4S
Mol.Wt.	298.4
Inv. Status	Custom Synthesis

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Chemical Name: (6R,7R)-7-[(2,2-Dimethylpropanoyl)amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (as per EP)

Synonym: 7-ADCA Pivalamide

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: O=C(C(N12)=C(C)CS[C@]2([H])[C@@](NC(C(C)(C)C)=O)([H])C1=O)O

Determination of ultra-fined cefalexin by HPLC
By Feng, Xuyun; Kang, Xuliang; Wang, Jiexin; Shao, Lei; Chen, Jianfeng
From Zhongguo Yaoxue Zazhi (Beijing, China) (2008), 43(23), 1833-1834

Application of thermogravimetry to the study of thermal decomposition kinetics of cefalexin and its stability
By Zhang, Jian; Chen, Dong-Hua; Yuan, Yu-Hong; Li, Zhao
From Zhongguo Yaoke Daxue Xuebao (2000), 31(2), 94-98

Cefalexin EP Impurity E is chemically (6R,7R)-7-[(2,2-Dimethylpropanoyl)amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (as per EP). It is also known as 7-ADCA Pivalamide. Cefalexin EP Impurity E is supplied with detailed characterization data compliant with regulatory guideline. Cefalexin EP Impurity E can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Cefalexin.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.

Cefalexin EP Impurity E

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Inv. Status	: In Stock, 3-4 days for Dispatch

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Mol.F.	: C13H18N2O4S
Mol.Wt.	: 298.4
Inv. Status	: Custom Synthesis

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Mol.F.	: C16H17N3O5S
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Mol.F.	: C16H12D5N3O4S : H2O
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Inv. Status	: Custom Synthesis