Tinidazole EP Impurity B

About Tinidazole EP Impurity B

Tinidazole EP Impurity B is a pharmacopeial impurity of Tinidazole carrying the CAS registry number 25459-12-5. The compound has the formula C8H13N3O4S, corresponding to a molecular weight of 247.27 g/mol. The IUPAC name is 1-(2-ethylsulfonylethyl)-2-methyl-4-nitroimidazole. Common synonyms include Tinidazole - Impurity B and 4-Nitro-5-desnitro Tinidazole.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

This Tinidazole impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from 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

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

Industries

Related to Tinidazole

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

Tinidazole impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Tinidazole EP Impurity B
Catalogue No.	VQ-023898
CAS Number	25459-12-5
IUPAC name	1-(2-ethylsulfonylethyl)-2-methyl-4-nitroimidazole
Molecular formula	C₈H₁₃N₃O₄S
Molecular weight	247.27 g/mol
Exact mass	247.0627
Grade	Reference Standard
HSN code	38229090
InChIKey	GHJQUSZGINOURI-UHFFFAOYSA-N
SMILES	CCS(=O)(=O)CCN1C=C(N=C1C)[N+](=O)[O-]
PubChem CID	33007

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.2
H-bond donors / acceptors	0 / 5
TPSA	106 Å²
Synonyms	Tinidazole - Impurity B, 1-(2-(Ethylsulfonyl)ethyl)-2-methyl-4-nitro-1H-imidazole, 1H-Imidazole, 1-(2-(ethylsulfonyl)ethyl)-2-methyl-4-nitro-, 4-Nitro-5-desnitro Tinidazole, 1-[2-(ethylsulfonyl)ethyl]-2-methyl-4-nitro-1H-imidazole, Tinidazole Impurity B, 1-[2-(ethanesulfonyl)ethyl]-2-methyl-4-nitro-1H-imidazole, 1-(2-ethylsulfonyl-ethyl)-2-methyl-nitroimidazole

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Warning

Hazard statements

H312+H332Harmful in contact with skin or if inhaled
H312Harmful in contact with skin
H332Harmful if inhaled
H341Suspected of causing genetic defects
H351Suspected of causing cancer

Precautionary statements: P203, P261, P271, P280, P302 + P352, P304 + P340, P317, P318, P321, P362 + P364, 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 Tinidazole EP Impurity B?

The CAS Registry Number of Tinidazole EP Impurity B is 25459-12-5. It is also known as Tinidazole - Impurity B, 1-(2-(Ethylsulfonyl)ethyl)-2-methyl-4-nitro-1H-imidazole, 1H-Imidazole, 1-(2-(ethylsulfonyl)ethyl)-2-methyl-4-nitro-.

What is the molecular formula and molecular weight of Tinidazole EP Impurity B?

Tinidazole EP Impurity B has the molecular formula C8H13N3O4S and a molecular weight of 247.27 g/mol. Its IUPAC name is 1-(2-ethylsulfonylethyl)-2-methyl-4-nitroimidazole.

What is Tinidazole EP Impurity B used for?

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

We supply Tinidazole EP Impurity B 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 Tinidazole EP Impurity B?

Yes. Every lot of Tinidazole EP Impurity B 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 Tinidazole EP Impurity B be shipped internationally?

Yes. Tinidazole EP Impurity B 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.