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Pharmacopeial Impurities (EP / USP / BP)

Cefazolin EP Impurity C

Reference StandardAvailable on request

Cefazolin EP Impurity C (CAS 56842-77-4) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes
Cefazolin EP Impurity C chemical structure
CAS number56842-77-4
FormulaC11H12N6O4S
Molar mass324.32 g/mol
Physical formSolid
HS code38229090
InChIKeyDGYURGWZOSQCFG-GMSGAONNSA-N
IUPAC name(6R,7R)-3-methyl-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

About Cefazolin EP Impurity C

Zemixal lists Cefazolin EP Impurity C for laboratories that identify, quantify or control Cefazolin and its related substances. Key data (Reference Standard): CAS 56842-77-4, formula C11H12N6O4S and molar mass 324.32 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

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 QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Cefazolin EP Impurity C
Product nameCefazolin EP Impurity C
Catalogue numberZX-020144
CAS number56842-77-4
IUPAC name(6R,7R)-3-methyl-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formulaC11H12N6O4S
Molar mass324.32 g/mol
Exact mass324.0641
GradeReference Standard
Physical formSolid
XLogP3-1.1
H-bond donors / acceptors2 / 8
Topological polar surface area156 Ų
HS code38229090
InChIKeyDGYURGWZOSQCFG-GMSGAONNSA-N
SMILESCC1=C(N2[C@@H]([C@@H](C2=O)NC(=O)CN3C=NN=N3)SC1)C(=O)O
PubChem CID129010479
SynonymsCefazolin Sodium - Impurity C, Cefazolin Impurity C, Cefazolin impurity H, 7-[1-(1H)-Tetrazolylacetamido]desacetoxycephalosporanic Acid, 7-(1-(1H)-Tetrazolylacetamido)deacetoxycephalosporanic acid, 7-(1-(1H)-Tetrazolylacetamido)desacetoxycephalosporanic acid

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 C
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted 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 C

Which CAS number identifies Cefazolin EP Impurity C?
Cefazolin EP Impurity C is registered under CAS 56842-77-4. You may also see it listed as Cefazolin Sodium - Impurity C, Cefazolin Impurity C, Cefazolin impurity H. Our catalogue number for this item is ZX-020144.
What are the formula and molar mass of Cefazolin EP Impurity C?
For Cefazolin EP Impurity C, its formula is C11H12N6O4S and its molar mass is 324.32 g/mol. The systematic (IUPAC) name is (6R,7R)-3-methyl-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. InChIKey DGYURGWZOSQCFG-GMSGAONNSA-N lets you match it in any structure database.
How is Cefazolin EP Impurity C used in pharmaceutical QC?
Cefazolin EP Impurity C 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 C?
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 C?
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 C to my country?
Yes. Cefazolin EP Impurity C ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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