N-(5-Bromopyridin-3-yl)-4-methyl-N-tosylbenzenesulfonamide CAS 1245644-89-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1245644-89-6 |
| Molecular Formula | C19H17BrN2O4S2 |
| Molecular Weight | 481.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(5-Bromopyridin-3-yl)-4-methyl-N-tosylbenzenesulfonamide (CAS 1245644-89-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H17BrN2O4S2. Molecular weight: 481.38 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H17BrN2O4S2 |
| Molecular Weight | 481.38 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related N Standards
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- N-(5-Bromopyridin-3-yl)-N-(phenylsulfonyl)benzenesulfonamide (CAS 1192749-74-8)
- (6-Bromopyridin-2-yl)-tributylstannane (CAS 189083-81-6)
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Recommended Standards
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- Isopentyl (2-(diphenylphosphoryl)-1,1,1,3,3,3-hexafluoropropan-2-yl)carbamate (CAS 145430-08-6)
- 4-Chloro-1-ethyl-1H-pyrazole-5-carboxylic acid (CAS 400756-39-0)
- 4,4′-DDOH (CAS 2642-82-2)
- Atomoxetine EP impurity B (CAS 105314-53-2)
- [1,3]Dioxolo[4,5-f]isoquinoline (CAS 234-16-2)
- 1-(2-Hydroxy-4,6-dimethoxyphenyl)-1-propanone (CAS 2215-82-9)
- (S)-Benzyl ((1-(2-hydroxyethyl)pyrrolidin-2-yl)methyl)carbamate (CAS 1354008-37-9)
- Semaglutide impurity 236 (CAS CATO-C4X-2226236)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com