Sulfathiazole
Sulfathiazole (CAS: 72-14-0), a sulfonamide antibiotic with the molecular formula C9H9N3O2S2, is a bacteriostatic agent that functions by inhibiting bacterial synthesis of dihydrofolic acid. It is primarily recognised for its historical use in veterinary medicine and as an analytical standard. This compound is suitable for analysis and research purposes, reflecting its classification within various scientific and regulatory frameworks.
- IUPAC
- 4-Amino-N-(2-thiazolyl)benzenesulfonamide,N1-(2-Thiazolyl)sulfanilamide
- Synonyms
- 4-Amino-N-(2-thiazolyl)benzenesulfonamideN1-(2-Thiazolyl)sulfanilamide

Analytical Standard
Utilised as a reference standard in analytical chemistry and chromatography, particularly for method validation and quality control. It serves as a benchmark for identifying and quantifying related substances or impurities.
Veterinary Research
Historically employed in veterinary medicine, its applications in research continue to explore its properties and potential effects. It is relevant in studies concerning antimicrobial agents and their mechanisms.
Chemical Synthesis
May be employed as a building block or intermediate in the synthesis of more complex organic molecules within research and development settings. Its functional groups offer reactivity for further chemical transformations.
| Molecular weight | 255.32 |
|---|---|
| Empirical formula | C9H9N3O2S2 |
| Grade | VETRANAL™, analytical standard |
| Suitability | suitable for 1694 per US EPA |
| Melting point | 200-202 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | rat ... Ednra(24326) |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Sulfathiazole used for?
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Sulfathiazole (CAS: 72-14-0) is primarily used as an analytical standard and in veterinary research. It acts as a bacteriostatic agent, inhibiting bacterial folic acid synthesis.
What is the CAS number and formula for Sulfathiazole?
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The CAS number for Sulfathiazole is 72-14-0, and its molecular formula is C9H9N3O2S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sulfathiazole as a VETRANAL™, analytical standard. TSS does not represent this product as USP, BP, or EP grade.
How should Sulfathiazole be handled safely?
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Sulfathiazole is a warning substance that causes skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, in a well-ventilated area. Avoid breathing dust.
How is Sulfathiazole packed, shipped, and exported?
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Sulfathiazole is carefully packed according to industry standards for safe transport and export. TSS is an experienced global supplier and exporter of fine chemicals.
How can I request a sample or quote for Sulfathiazole?
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To request a sample or obtain a quote for Sulfathiazole, please contact our sales department through the website or by phone.
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