Ceftriaxone EP Impurity C

Name: Ceftriaxone EP Impurity C
Brand: Vaqora Chemicals
SKU: VQ-021112

About Ceftriaxone EP Impurity C

Ceftriaxone EP Impurity C (CAS 58909-39-0) is a pharmacopeial impurity of Ceftriaxone offered by Vaqora Chemicals. With the molecular formula C4H5N3O2S, it has a molar mass of 159.17 g/mol. Its systematic (IUPAC) name is 2-methyl-3-sulfanylidene-1,2,4-triazinane-5,6-dione. Alternative names: Thiotriazinone and Ceftriaxone Sodium - Impurity C.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Ceftriaxone to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Ceftriaxone EP Impurity C 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 Ceftriaxone

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

Ceftriaxone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Ceftriaxone EP Impurity C
Catalogue No.	VQ-021112
CAS Number	58909-39-0
IUPAC name	2-methyl-3-sulfanylidene-1,2,4-triazinane-5,6-dione
Molecular formula	C₄H₅N₃O₂S
Molecular weight	159.17 g/mol
Exact mass	159.0102
Grade	Reference Standard
HSN code	38229090
InChIKey	UMWWHOXOVPIGFD-UHFFFAOYSA-N
SMILES	CN1C(=S)NC(=O)C(=O)N1
PubChem CID	3034640

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.4
H-bond donors / acceptors	2 / 3
TPSA	93.5 Å²
Synonyms	Thiotriazinone, Ceftriaxone Sodium - Impurity C, Tetrahydro-2-methyl-3-thioxo-1,2,4-triazine-5,6-dione, 2-Methyl-3-sulfanyl-1,2-dihydro-1,2,4-triazine-5,6-dione, Ceftriaxone Impurity C, 2-Methyl-5,6-dioxo-1,2,5,6-tetrahydro-1,2,4-triazine-3-thiol, 2-methyl-3-thioxo-1,2,4-triazinane-5,6-dione, 1,2,4-Triazin-2-methyl-6-hydroxy-3-thio-5-one, 2,5-Dihydro-6-Hydroxy-3-Mercapto-2-Methyl-5-Oxo-1,2,4-Triazine, 3-mercapto-2-methyl-1,2-dihydro-1,2,4-triazine-5,6-dione, 1,2,4-Triazine-5,6-dione, tetrahydro-2-methyl-3-thioxo-, 2-methyl-3-thioxo-1,2,4-triazaperhydroine-5,6-dione

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H319Causes serious eye irritation

Precautionary statements: P264 + P265, P280, P305 + P351 + P338, P337 + P317

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 C?

The CAS Registry Number of Ceftriaxone EP Impurity C is 58909-39-0. It is also known as Thiotriazinone, Ceftriaxone Sodium - Impurity C, Tetrahydro-2-methyl-3-thioxo-1,2,4-triazine-5,6-dione.

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

Ceftriaxone EP Impurity C has the molecular formula C4H5N3O2S and a molecular weight of 159.17 g/mol. Its IUPAC name is 2-methyl-3-sulfanylidene-1,2,4-triazinane-5,6-dione.

What is Ceftriaxone EP Impurity C used for?

Ceftriaxone EP Impurity C 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 C can I order?

We supply Ceftriaxone EP Impurity C 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 C?

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

Yes. Ceftriaxone EP Impurity C 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.