Cefixime EP Impurity F

Name: Cefixime EP Impurity F
Brand: Vaqora Chemicals
SKU: VQ-024854

About Cefixime EP Impurity F

Cefixime EP Impurity F (CAS 79368-95-9) is a pharmacopeial impurity of Cefixime offered by Vaqora Chemicals. The compound has the formula C18H19N5O7S2, corresponding to a molecular weight of 481.5 g/mol. Alternative names: Cefixime - Impurity F (Freebase).

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Cefixime impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Cefixime EP Impurity F is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Cefixime

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

Cefixime impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Cefixime EP Impurity F
Catalogue No.	VQ-024854
CAS Number	79368-95-9
IUPAC name	(6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(2-ethoxy-2-oxoethoxy)iminoacetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₈H₁₉N₅O₇S₂
Molecular weight	481.5 g/mol
Exact mass	481.0726
Grade	Reference Standard
HSN code	38229090
InChIKey	QVMFLNUARRRNPY-WGHMCSAXSA-N
SMILES	CCOC(=O)CO/N=C(/C1=CSC(=N1)N)\C(=O)N[C@H]2[C@@H]3N(C2=O)C(=C(CS3)C=C)C(=O)O
PubChem CID	14634186

Physical properties
Physical form	Solid
H-bond donors / acceptors	3 / 12
TPSA	227 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 Cefixime EP Impurity F?

The CAS Registry Number of Cefixime EP Impurity F is 79368-95-9. It is also known as Cefixime EP Impurity F / cefixime ethyl ester sodium salt, Cefixime - Impurity F (Freebase).

What is the molecular formula and molecular weight of Cefixime EP Impurity F?

Cefixime EP Impurity F has the molecular formula C18H19N5O7S2 and a molecular weight of 481.5 g/mol. Its IUPAC name is (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(2-ethoxy-2-oxoethoxy)iminoacetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.

What is Cefixime EP Impurity F used for?

Cefixime EP Impurity F is supplied as a characterised reference material related to Cefixime. 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 Cefixime EP Impurity F can I order?

We supply Cefixime EP Impurity F 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 Cefixime EP Impurity F?

Yes. Every lot of Cefixime EP Impurity F 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 Cefixime EP Impurity F be shipped internationally?

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