3-bromo-4-ethoxybenzene-1-sulfonamide CAS 749253-28-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 749253-28-9 |
| Molecular Formula | C8H10BrNO3S |
| Molecular Weight | 280.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-bromo-4-ethoxybenzene-1-sulfonamide (CAS 749253-28-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H10BrNO3S. Molecular weight: 280.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H10BrNO3S |
| Molecular Weight | 280.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related bromo Standards
- (4-Bromo-2-fluorophenyl)(phenyl)methanamine (CAS 1016520-65-2)
- 2-Bromo-N-(2-fluorobenzyl)aniline (CAS 1019478-15-9)
- 4-Bromo-N-(3-fluorobenzyl)aniline (CAS 1019545-35-7)
- 4-Bromo-N-(2-fluorobenzyl)aniline (CAS 1019545-94-8)
- 3-Bromo-N-(2-fluorobenzyl)aniline (CAS 1019577-62-8)
- 2-Bromo-N-(3-fluorobenzyl)aniline (CAS 1020929-55-8)
- 4-Bromo-1-fluoro-2-(phenylaminomethyl)benzene (CAS 1021076-47-0)
- 3-Bromo-N-(3-fluorobenzyl)aniline (CAS 1021101-38-1)
Recommended Standards
- 3-BRomo-2-hydroxy-n,n-dimethyl-benzenesulfonamide (CAS 2065250-70-4)
- 3-Bromo-4-methoxy-n-methylbenzenesulfonamide (CAS 358665-54-0)
- 2-Bromo-6-phenylimidazo[2,1-b][1,3,4]thiadiazole (CAS 88013-15-4)
- 4-ethynyl-3-methylpyridine (CAS 30413-60-6)
- (3-Chloro-5-(morpholine-4-carbonyl)phenyl)boronic acid (CAS 957120-55-7)
- N-Acetyl-β-alanine N-Hydroxysuccinimide Ester (CAS 154194-69-1)
- (-)-β-Sesquiphellandrene (CAS 20307-83-9)
- 5-Ethyl-2-fluoroaniline (CAS 1583-89-7)
- 3-Amino-N-(2-bromo-4,6-difluorophenyl)-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridine-2-carboxamide (CAS 497061-48-0)
- Hexapeptide-10 (CAS 146439-94-3)
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