Ceftriaxone EP Impurity A

Name: Ceftriaxone EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-021108

About Ceftriaxone EP Impurity A

Listed under CAS 92143-31-2, Ceftriaxone EP Impurity A is a pharmacopeial impurity of Ceftriaxone available from Vaqora Chemicals. Formula C18H18N8O7S3, molecular weight 554.6 g/mol. Common synonyms include Ceftriaxone Sodium - Impurity A and (E)-Ceftriaxone.

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. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

This Ceftriaxone 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.

We offer Ceftriaxone EP Impurity A in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Ceftriaxone

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

Ceftriaxone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Ceftriaxone EP Impurity A
Catalogue No.	VQ-021108
CAS Number	92143-31-2
IUPAC name	(6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-[(2-methyl-5,6-dioxo-1H-1,2,4-triazin-3-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₈H₁₈N₈O₇S₃
Molecular weight	554.6 g/mol
Exact mass	554.0461
Grade	Reference Standard
HSN code	38229090
InChIKey	VAAUVRVFOQPIGI-TYHRLYECSA-N
SMILES	CN1C(=NC(=O)C(=O)N1)SCC2=C(N3[C@@H]([C@@H](C3=O)NC(=O)/C(=N/OC)/C4=CSC(=N4)N)SC2)C(=O)O
PubChem CID	5361919

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.3
H-bond donors / acceptors	4 / 13
TPSA	288 Å²

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335May cause respiratory irritation

Precautionary statements: P233, P260, P261, P264, P264 + P265, P271, P272, P280, P284, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P333 + P317, P337 + P317, P342 + P316, P362 + P364, P403, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Ceftriaxone EP Impurity A?

The CAS Registry Number of Ceftriaxone EP Impurity A is 92143-31-2. It is also known as Ceftriaxone Sodium - Impurity A, (E)-Ceftriaxone.

What is the molecular formula and molecular weight of Ceftriaxone EP Impurity A?

Ceftriaxone EP Impurity A has the molecular formula C18H18N8O7S3 and a molecular weight of 554.6 g/mol.

What is Ceftriaxone EP Impurity A used for?

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

We supply Ceftriaxone EP Impurity A 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 Ceftriaxone EP Impurity A?

Yes. Every lot of Ceftriaxone EP Impurity A 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 Ceftriaxone EP Impurity A be shipped internationally?

Yes. Ceftriaxone EP Impurity A is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.