N,N,2,5-Tetramethylbenzenesulfonamide CAS 28859-96-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28859-96-3 |
| Molecular Formula | C10H15NO2S |
| Molecular Weight | 213.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N,N,2,5-Tetramethylbenzenesulfonamide (CAS 28859-96-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H15NO2S. Molecular weight: 213.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H15NO2S |
| Molecular Weight | 213.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- n,2,4,5-Tetramethylbenzenesulfonamide (CAS 889779-88-8)
- n-Ethyl-2,4-dimethylbenzenesulfonamide (CAS 257953-14-3)
- N-(tert-Butyl)benzenesulfonamide (CAS 2512-24-5)
- Bis(tert-butylimino)bis(dimethylamino)tungsten (CAS 406462-43-9)
- 7-Bromo-4-chloroquinazoline (CAS 573675-55-5)
- 4,4-Difluororetinoic acid (CAS 90660-20-1)
- Hydroxy Tyrosol α-Acetate (CAS 69039-02-7)
- 4-Bromo-6,8-dimethoxyquinoline (CAS 1402138-64-0)
- (4R)-5,8-difluoro-3,4-dihydro-2H-1-benzopyran-4-ol (CAS 1568200-77-0)
- Exenatide (CAS 141758-74-9（free base）)
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