Tizoxanide

Name: Tizoxanide
Brand: Vaqora Chemicals
SKU: VQ-026930

About Tizoxanide

Listed under CAS 173903-47-4, Tizoxanide is a high-purity reference standard of Nitazoxanide available from Vaqora Chemicals. Its molecular formula is C10H7N3O4S and its molecular weight is 265.25 g/mol. The IUPAC name is 2-hydroxy-N-(5-nitro-1,3-thiazol-2-yl)benzamide. It is also known as Desacetyl Nitazoxanide or Benzamide, 2-hydroxy-N-(5-nitro-2-thiazolyl)-.

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.

Laboratories use this Nitazoxanide standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across 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

Identification & assay
Method development & validation
QC reference material

Industries

Related to Nitazoxanide

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

Nitazoxanide impurities

Specifications & identifiers

Chemical identifiers
Product name	Tizoxanide
Catalogue No.	VQ-026930
CAS Number	173903-47-4
IUPAC name	2-hydroxy-N-(5-nitro-1,3-thiazol-2-yl)benzamide
Molecular formula	C₁₀H₇N₃O₄S
Molecular weight	265.25 g/mol
Exact mass	265.0157
Grade	Reference Standard
HSN code	38229090
InChIKey	FDTZUTSGGSRHQF-UHFFFAOYSA-N
SMILES	C1=CC=C(C(=C1)C(=O)NC2=NC=C(S2)[N+](=O)[O-])O
PubChem CID	394397

Physical properties
Physical form	Solid
LogP (XLogP3)	3.2
H-bond donors / acceptors	2 / 6
TPSA	136 Å²
Synonyms	Desacetyl Nitazoxanide, Benzamide, 2-hydroxy-N-(5-nitro-2-thiazolyl)-, Desacetyl-nitazoxanide, 2-hydroxy-N-(5-nitrothiazol-2-yl)benzamide, 2-Hydroxy-N-(5-nitro-2-thiazolyl)benzamide, 2-Hydroxy-N-(5-nitro-2-thiazolyl)-benzamide, EETizoxanide, N-(5-nitro-2-thiazolyl) salicyl-amide, (2-Hydroxyphenyl)-N-(5-nitro-(1,3-thiazol-2-yl))carboxamide

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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 Tizoxanide?

The CAS Registry Number of Tizoxanide is 173903-47-4. It is also known as Desacetyl Nitazoxanide, Benzamide, 2-hydroxy-N-(5-nitro-2-thiazolyl)-, Desacetyl-nitazoxanide.

What is the molecular formula and molecular weight of Tizoxanide?

Tizoxanide has the molecular formula C10H7N3O4S and a molecular weight of 265.25 g/mol. Its IUPAC name is 2-hydroxy-N-(5-nitro-1,3-thiazol-2-yl)benzamide.

What is Tizoxanide used for?

Tizoxanide is supplied as a characterised reference material related to Nitazoxanide. 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 Tizoxanide can I order?

We supply Tizoxanide 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 Tizoxanide?

Yes. Every lot of Tizoxanide 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 Tizoxanide be shipped internationally?

Yes. Tizoxanide 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.