Cefoperazone EP Impurity B

Name: Cefoperazone EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-024856

About Cefoperazone EP Impurity B

Cefoperazone EP Impurity B is a pharmacopeial impurity of Cefoperazone carrying the CAS registry number 711598-76-4. Formula C25H27N9O8S2, molecular weight 645.7 g/mol. Alternative names: Cefoperazone Sodium - Impuirty B and 5-Desthiolyl-5-thioxo Cefoperazone.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Cefoperazone, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Cefoperazone EP Impurity B 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 Cefoperazone

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

Cefoperazone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Cefoperazone EP Impurity B
Catalogue No.	VQ-024856
CAS Number	711598-76-4
IUPAC name	(6R,7R)-7-[[(2R)-2-[(4-ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-(4-hydroxyphenyl)acetyl]amino]-3-[(4-methyl-5-sulfanylidenetetrazol-1-yl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₂₅H₂₇N₉O₈S₂
Molecular weight	645.7 g/mol
Exact mass	645.1424
Grade	Reference Standard
HSN code	38229090
InChIKey	LGKWYRNERXMLTN-XCGNWRKASA-N
SMILES	CCN1CCN(C(=O)C1=O)C(=O)N[C@H](C2=CC=C(C=C2)O)C(=O)N[C@H]3[C@@H]4N(C3=O)C(=C(CS4)CN5C(=S)N(N=N5)C)C(=O)O
PubChem CID	71315826

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.3
H-bond donors / acceptors	4 / 12
TPSA	265 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 Cefoperazone EP Impurity B?

The CAS Registry Number of Cefoperazone EP Impurity B is 711598-76-4. It is also known as Cefoperazone Sodium - Impuirty B, 5-Desthiolyl-5-thioxo Cefoperazone.

What is the molecular formula and molecular weight of Cefoperazone EP Impurity B?

Cefoperazone EP Impurity B has the molecular formula C25H27N9O8S2 and a molecular weight of 645.7 g/mol.

What is Cefoperazone EP Impurity B used for?

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

We supply Cefoperazone EP Impurity B 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 Cefoperazone EP Impurity B?

Yes. Every lot of Cefoperazone EP Impurity B 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 Cefoperazone EP Impurity B be shipped internationally?

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