Pharmacopeial Impurities (EP / USP / BP)

Cefazolin EP Impurity K

Name: Cefazolin EP Impurity K
Brand: Zemixal
SKU: ZX-028503

Reference StandardAvailable on request

Buy Cefazolin EP Impurity K (CAS 2410652-70-7) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-028503.

Pack sizes

Cefazolin EP Impurity K chemical structure

CAS number2410652-70-7

FormulaC₁₄H₁₅N₉O₃S₃

Molar mass453.5 g/mol

Physical formSolid

HS code38229090

InChIKeyUJXOAWOOZVMQQR-NOZJJQNGSA-N

IUPAC name(6R,7R)-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamide

About Cefazolin EP Impurity K

Cefazolin EP Impurity K belongs to the Cefazolin reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 2410652-70-7, formula C14H15N9O3S3 and molar mass 453.5 g/mol. It is handled as a solid.

Typical applications

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

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Cefazolin

See every impurity, metabolite and related compound we list for this API.

Cefazolin standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Cefazolin EP Impurity K
Product name	Cefazolin EP Impurity K
Catalogue number	ZX-028503
CAS number	2410652-70-7
IUPAC name	(6R,7R)-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamide
Molecular formula	C₁₄H₁₅N₉O₃S₃
Molar mass	453.5 g/mol
Exact mass	453.046
Grade	Reference Standard
Physical form	Solid
XLogP3	-1
H-bond donors / acceptors	2 / 11
Topological polar surface area	241 Å²
HS code	38229090
InChIKey	UJXOAWOOZVMQQR-NOZJJQNGSA-N
SMILES	CC1=NN=C(S1)SCC2=C(N3[C@@H]([C@@H](C3=O)NC(=O)CN4C=NN=N4)SC2)C(=O)N
PubChem CID	71314596
Synonyms	Cefazolin Sodium - Impurity K, Cefazolinamide

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Cefazolin EP Impurity K
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Cefazolin EP Impurity K

Which CAS number identifies Cefazolin EP Impurity K?

Cefazolin EP Impurity K is registered under CAS 2410652-70-7. You may also see it listed as Cefazolin Sodium - Impurity K, Cefazolinamide. Our catalogue number for this item is ZX-028503.

What are the formula and molar mass of Cefazolin EP Impurity K?

For Cefazolin EP Impurity K, its formula is C14H15N9O3S3 and its molar mass is 453.5 g/mol. The systematic (IUPAC) name is (6R,7R)-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamide. InChIKey UJXOAWOOZVMQQR-NOZJJQNGSA-N lets you match it in any structure database.

How is Cefazolin EP Impurity K used in pharmaceutical QC?

Cefazolin EP Impurity K is a characterised reference material linked to Cefazolin. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Cefazolin EP Impurity K?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Cefazolin EP Impurity K?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Cefazolin EP Impurity K to my country?

Yes. Cefazolin EP Impurity K ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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Cefazolin EP Impurity J

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Cefazolin EP Impurity B

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MW: 340.32 g/mol

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Cefazolin EP Impurity G

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Formula: C₁₁H₁₀N₆O₄S
MW: 322.3 g/mol

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