4-Bromo-1-(3-chlorophenyl)-1H-pyrazole CAS 957034-94-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 957034-94-5 |
| Molecular Formula | C9H6BrClN2 |
| Molecular Weight | 257.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Bromo-1-(3-chlorophenyl)-1H-pyrazole (CAS 957034-94-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9H6BrClN2. Molecular weight: 257.51 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9H6BrClN2 |
| Molecular Weight | 257.51 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 6-Bromo-4-chloro-1-methylphthalazine (CAS 1011291-79-4)
- 6-Bromo-1-chloro-4-methylphthalazine (CAS 1011291-80-7)
- 6-Bromo-1-chloro-2-naphthol (CAS 102169-88-0)
- 3-Bromo-8-chloroquinolin-4-amine (CAS 1065088-37-0)
- 8-Bromo-4-chloro-6-methylquinazoline (CAS 1100207-81-5)
- 4-Bromo-6-chloroquinolin-2-amine (CAS 1136479-34-9)
- 3-bromo-2-chloro-5-methyl[1,6]naphthyridine (CAS 1192263-93-6)
- 5-Bromo-2-chloro-6-cyclopropylnicotinonitrile (CAS 1221792-18-2)
Recommended Standards
- 4-Bromo-1-(2-chlorophenyl)-1H-pyrazole (CAS 957063-04-6)
- 4-Bromo-1-(4-chlorophenyl)-1H-pyrazole (CAS 885017-82-3)
- 3-Bromo-8-chloroquinolin-6-amine (CAS 808755-82-0)
- 1-{2-[{4-[(e)-(2-chloro-4-nitrophenyl)diazenyl]phenyl}(ethyl)amino]ethyl}pyridinium acetate 6630-66-6 AR-1B9717 (CAS 6630-66-6)
- 4-Bromo-3-methylbenzenesulfonamide (CAS 879487-75-9)
- (E)-3-fluoro-3-(o-tolyl)acrylonitrile (CAS 1365836-27-6)
- Cis-3-phenyl-5-(4-(2-(pyrrolidin-1-yl)ethoxy)phenyl)cyclohexanone (CAS 88362-83-8)
- 1-tert-Butyl 3,5-dimethyl piperidine-1,3,5-tricarboxylate (CAS 595555-70-7)
- Cyclopropanecarbonyl Chloride (CAS 4023-34-1)
- Semaglutide impurity 45 (CAS CATO-C4X-222645)
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