Cefoxitin EP Impurity E

Name: Cefoxitin EP Impurity E
Brand: Vaqora Chemicals
SKU: VQ-036198

About Cefoxitin EP Impurity E

Listed under CAS 2395025-32-6, Cefoxitin EP Impurity E is a pharmacopeial impurity of Cefoxitin available from Vaqora Chemicals. Its molecular formula is C17H19N3O8S2 and its molecular weight is 457.5 g/mol. It is also known as Cefoxitin - Impurity E or (R)-Methoxy Cefoxitin.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Cefoxitin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Cefoxitin EP Impurity E in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Cefoxitin

View every impurity, metabolite and intermediate we list for Cefoxitin.

Cefoxitin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Cefoxitin EP Impurity E
Catalogue No.	VQ-036198
CAS Number	2395025-32-6
IUPAC name	(6R,7S)-3-(carbamoyloxymethyl)-7-methoxy-7-[[(2R)-2-methoxy-2-thiophen-2-ylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₇H₁₉N₃O₈S₂
Molecular weight	457.5 g/mol
Exact mass	457.0614
Grade	Reference Standard
HSN code	38229090
InChIKey	QTPNVBGZTMBVCL-CXMBCZLWSA-N
SMILES	CO[C@@H](C1=CC=CS1)C(=O)N[C@]2([C@@H]3N(C2=O)C(=C(CS3)COC(=O)N)C(=O)O)OC
PubChem CID	169490767

Physical properties
Physical form	Solid
H-bond donors / acceptors	3 / 10
TPSA	211 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Cefoxitin EP Impurity E?

The CAS Registry Number of Cefoxitin EP Impurity E is 2395025-32-6. It is also known as Cefoxitin - Impurity E, (R)-Methoxy Cefoxitin, ((R)-methoxy cefoxitin).

What is the molecular formula and molecular weight of Cefoxitin EP Impurity E?

Cefoxitin EP Impurity E has the molecular formula C17H19N3O8S2 and a molecular weight of 457.5 g/mol. Its IUPAC name is (6R,7S)-3-(carbamoyloxymethyl)-7-methoxy-7-[[(2R)-2-methoxy-2-thiophen-2-ylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.

What is Cefoxitin EP Impurity E used for?

Cefoxitin EP Impurity E is supplied as a characterised reference material related to Cefoxitin. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Cefoxitin EP Impurity E can I order?

We supply Cefoxitin EP Impurity E in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cefoxitin EP Impurity E?

Yes. Every lot of Cefoxitin EP Impurity E is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Cefoxitin EP Impurity E be shipped internationally?

Yes. We export Cefoxitin EP Impurity E worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.