Molekula
Sulfapyridine
Sulfapyridine is a sulfonamide antibiotic used in veterinary medicine and research for its antimicrobial properties. It is available in powder form with a molecular weight of 249.29 g/mol, a molecular formula of C11H11N3O2S, and a CAS number of 144-83-2. Store at 2 to 8 °C. This product carries a warning signal word. Molekula supplies Sulfapyridine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Sulfapyridine is a sulfonamide antibiotic used in veterinary medicine and research for its antimicrobial properties. It is available in powder form with a molecular weight of 249.29 g/mol, a molecular formula of C11H11N3O2S, and a CAS number of 144-83-2. Store at 2 to 8 °C. This product carries a warning signal word. Molekula supplies Sulfapyridine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | yellowish-brown to white crystal |
| Melting Point | 191-193 ºC |
| Water | ≤0.3% |
| Assay | ≥98.0% |
| Free Amine | ≤0.2% |
| Chloride | ≤100 ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Shelf Life | 60 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 144-83-2 |
| Molecular Formula | C11H11N3O2S |
| Molecular Weight | 249.29 |
| SMILES | C1=CC=NC(=C1)NS(=O)(=O)C2=CC=C(C=C2)N |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2935904200 |
| Tariff Code | 2935909099 |
Safety & GHS
-
Flammable
GHS02
Hazard statements
- H361 Suspected of damaging fertility or the unborn child
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P262 Do not get in eyes, on skin, or on clothing
- P263 Avoid contact during pregnancy/while nursing
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
For research and industrial use only
Documents
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is sulfapyridine used for?
Sulfapyridine is an antibacterial agent used in the treatment of bacterial infections, particularly in veterinary medicine and historically in human medicine for conditions like urinary tract infections.
What is the chemical formula and molecular weight of sulfapyridine?
The chemical formula is C11H11N3O2S and the molecular weight is 249.29 g/mol.
How should sulfapyridine be stored?
Sulfapyridine should be stored at temperatures between 2 and 8 °C to maintain stability and prevent degradation.
What grade of sulfapyridine does Molekula supply?
Molekula supplies sulfapyridine in research-grade quality, suitable for laboratory use and non-pharmaceutical applications.
Can Molekula supply sulfapyridine in bulk?
Yes, Molekula can supply sulfapyridine in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a sulfapyridine order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.