Cefazolin Open Ring Lactone

Name: Cefazolin Open Ring Lactone
Brand: Vaqora Chemicals
SKU: VQ-036190

About Cefazolin Open Ring Lactone

Cefazolin Open Ring Lactone (CAS 1675245-01-8) is an impurity of Cefazolin offered by Vaqora Chemicals. With the molecular formula C11H12N6O5S, it has a molar mass of 340.32 g/mol. It is also known as rac-Cefazolin Open-Ring Lactone.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Cefazolin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Cefazolin

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

Cefazolin impurities

Specifications & identifiers

Chemical identifiers
Product name	Cefazolin Open Ring Lactone
Catalogue No.	VQ-036190
CAS Number	1675245-01-8
IUPAC name	(2R)-2-[(2R)-7-oxo-1,2,4,5-tetrahydrofuro[3,4-d][1,3]thiazin-2-yl]-2-[[2-(tetrazol-1-yl)acetyl]amino]acetic acid
Molecular formula	C₁₁H₁₂N₆O₅S
Molecular weight	340.32 g/mol
Exact mass	340.059
Grade	Reference Standard
HSN code	38229090
InChIKey	XHSKRJVXFZASQK-DTWKUNHWSA-N
SMILES	C1C2=C(C(=O)O1)N[C@H](SC2)[C@@H](C(=O)O)NC(=O)CN3C=NN=N3
PubChem CID	157010647

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.2
H-bond donors / acceptors	3 / 10
TPSA	174 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 Cefazolin Open Ring Lactone?

The CAS Registry Number of Cefazolin Open Ring Lactone is 1675245-01-8. It is also known as rac-Cefazolin Open-Ring Lactone.

What is the molecular formula and molecular weight of Cefazolin Open Ring Lactone?

Cefazolin Open Ring Lactone has the molecular formula C11H12N6O5S and a molecular weight of 340.32 g/mol. Its IUPAC name is (2R)-2-[(2R)-7-oxo-1,2,4,5-tetrahydrofuro[3,4-d][1,3]thiazin-2-yl]-2-[[2-(tetrazol-1-yl)acetyl]amino]acetic acid.

What is Cefazolin Open Ring Lactone used for?

Cefazolin Open Ring Lactone is supplied as a characterised reference material related to Cefazolin. 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 Cefazolin Open Ring Lactone can I order?

We supply Cefazolin Open Ring Lactone 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 Cefazolin Open Ring Lactone?

Yes. Every lot of Cefazolin Open Ring Lactone 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 Cefazolin Open Ring Lactone be shipped internationally?

Yes. We export Cefazolin Open Ring Lactone worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.