Molekula
Sulfathiazole (4-amino-N-(2-thiazolyl)benzenesulfonamide)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Sulfathiazole (4-amino-N-(2-thiazolyl)benzenesulfonamide) is a sulfonamide antibiotic used primarily in veterinary medicine and human topical treatments for bacterial infections. It inhibits bacterial growth by interfering with folic acid synthesis. CAS 72-14-0, molecular formula C9H9N3O2S2, molecular weight 255.32 g/mol. Store at ambient conditions. Signal word: Warning. Molekula supplies Sulfathiazole from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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100 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | White to off white crystalline powder |
| Melting Point | 200 ~ 203°C |
| Identification | Positive (IR Absorption) |
| Loss on Drying | ≤0.5% |
| Assay | ≥99.0% |
| Sulphated Ash | ≤0.1% |
| Acidity | ≤0.1ml(0.1N NaOH) |
| Related Substances | ≤0.5% |
| Particle Size | D(0.9)≤150um |
| Appearance of Solution | Clear ≤GY4 |
| Water solubility | ≥5g/10ml |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 189 °C |
| Water Solubility | 373 mg/L at 25 °C |
| pKa | pKa = 7.2 |
| log P (octanol/water) | 0.05 |
Source: PubChem CID 5340 (DrugBank, HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 55446644 |
| CAS Number | 72-14-0 |
| IUPAC Name | 4-amino-N-(1,3-thiazol-2-yl)benzenesulfonamide |
| EC Number | 200-771-5 |
| Molecular Formula | C9H9N3O2S2 |
| Molecular Weight | 255.32 |
| Exact Mass | 255.0136 |
| SMILES | C1=CC(=CC=C1N)S(=O)(=O)NC2=NC=CS2 |
| InChIKey | JNMRHUJNCSQMMB-UHFFFAOYSA-N |
| InChI | InChI=1S/C9H9N3O2S2/c10-7-1-3-8(4-2-7)16(13,14)12-9-11-5-6-15-9/h1-6H,10H2,(H,11,12) |
| PubChem CID | 5340 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29359033 |
| Tariff Code | 2935909099 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H335 May cause respiratory irritation
- H361 Suspected of damaging fertility or the unborn child
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 2-Sulfanilamidothiazole
- 2-Sulfonamidothiazole
- Norsulfasol
- Norsulfazole
- Sulfanilamidothiazole
- Sulfathiazol
- sulfathiazole
- Sulphathiazole
- Sulzol
- Thiazamide
Frequently asked questions
What is Sulfathiazole (CAS 72-14-0) commonly used for?
Sulfathiazole is primarily used as an antibiotic in veterinary medicine and historically in human medicine to treat bacterial infections, particularly those caused by susceptible gram-positive and gram-negative bacteria.
What is the chemical formula and molecular weight of Sulfathiazole?
The chemical formula is **C₉H₉N₃O₂S₂**, and the molecular weight is **255.32 g/mol**.
What safety classification (Signal word) applies to Sulfathiazole?
The Signal word for Sulfathiazole is **Warning**, indicating it requires careful handling but is not highly hazardous.
How should Sulfathiazole be stored?
Store Sulfathiazole at **ambient temperature** in a dry, well-ventilated area, away from incompatible substances.
Does Molekula supply Sulfathiazole in bulk quantities?
Yes, Molekula can supply Sulfathiazole in bulk, with quantities tailored to your specific requirements—please contact us for pricing and availability.
What documentation is provided with a Sulfathiazole order?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS/SDS)**, and, if applicable, a **Certificate of Origin** or **Pharmaceutical Grade Certificate** for regulated applications.
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