4-Bromo-n-(1-ethyl-1h-pyrazol-4-yl)benzenesulfonamide CAS 1170289-77-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1170289-77-6 |
| Molecular Formula | C11H12BrN3O2S |
| Molecular Weight | 330.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-n-(1-ethyl-1h-pyrazol-4-yl)benzenesulfonamide (CAS 1170289-77-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H12BrN3O2S. Molecular weight: 330.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H12BrN3O2S |
| Molecular Weight | 330.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 3-(5-Bromo-3-methyl-1H-pyrazolo[3,4-b]pyridin-1-yl)tetrahydrothiophene 1,1-dioxide (CAS 1016857-76-3)
- 3-Bromo-N-(furan-2-ylmethyl)-5-methylbenzenesulfonamide (CAS 1020252-90-7)
- 4-Bromo-3-methyl-n-(1-methyl-1h-pyrazol-3-yl)benzenesulfonamide (CAS 1134611-72-5)
- 4-(4-Bromo-1H-pyrazol-1-yl)-N-ethylbenzenesulfonamide (CAS 1187385-77-8)
- 4-(4-Bromo-1H-pyrazol-1-yl)-N,N-dimethylbenzenesulfonamide (CAS 1199773-26-6)
- 5-Bromo-N-(5-isobutyl-1,3,4-thiadiazol-2-yl)furan-2-carboxamide (CAS 919062-10-5)
- Ethyl 2-bromo-7-ethyl-4-oxo-4,7-dihydrothieno[2,3-b]pyridine-5-carboxylate (CAS 55503-47-4)
- Methyl 1-(4-bromo-2-fluorobenzyl)piperidine-4-carboxylate (CAS 1302876-49-8)
Recommended Standards
- 1-(4-Fluoro-benzyl)-3,5-dimethyl-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrazole (CAS 1126779-27-8)
- n-(2-(1h-Imidazol-1-yl)ethyl)-2-bromobenzenesulfonamide (CAS 1197587-01-1)
- tert-Butyl (5-bromothiazolo[5,4-b]pyridin-2-yl)carbamate (CAS 1067877-78-4)
- 5-(((6-(Bicyclo[2.2.1]hept-5-en-2-yl)hexyl)amino)methyl)quinolin-8-ol (CAS 511243-86-0)
- 3-((2-(2-Methoxyethoxy)ethyl)(methyl)amino)propanoic acid (CAS 1339856-00-6)
- Dimethyl hexadecanedioate (CAS 19102-90-0)
- (4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-dicarboxylic acid (CAS 126581-14-4)
- (4-Bromophenyl)(isobutyl)sulfane (CAS 76542-18-2)
- 3-Hydroxy-N-methoxy-N,2,2-trimethylpropanamide (CAS 1824109-33-2)
- D-Lys16-Tirzepatide (CAS CATO-CPTD788918)
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