4-Bromo-1-(3-methylbenzyl)-3-nitro-1h-pyrazole CAS 957503-69-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 957503-69-4 |
| Molecular Formula | C11H10BrN3O2 |
| Molecular Weight | 296.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Bromo-1-(3-methylbenzyl)-3-nitro-1h-pyrazole (CAS 957503-69-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H10BrN3O2. Molecular weight: 296.12 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H10BrN3O2 |
| Molecular Weight | 296.12 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- Ethyl 5-bromo-3-formyl-1H-indole-2-carboxylate (CAS 100123-25-9)
- 6-Bromo-1-ethyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 105789-89-7)
- Ethyl 7-bromo-3,4-dihydro-4-oxoquinoline-3-carboxylate, 97% (CAS 1116339-64-0)
- Methyl 5-bromo-8-methyl-4-oxo-1,4-dihydroquinoline-2-carboxylate (CAS 1133116-21-8)
- 2-(6-Bromo-2-methyl-4-oxoquinolin-1(4H)-yl)acetic acid (CAS 1215543-11-5)
- Methyl 2-(6-bromo-4-oxoquinolin-1(4H)-yl)acetate (CAS 1219230-65-5)
- Ethyl 5-bromo-3-phenylisoxazole-4-carboxylate (CAS 1245031-62-2)
- 4-Bromo-2-hydroxy-N-(1-methyl-1h-pyrazol-3-yl)benzamide (CAS 1252387-20-4)
Recommended Standards
- 3-(5-(4-Bromophenyl)oxazol-2-yl)propanoic acid (CAS 23464-96-2)
- 4-Bromo-1-(4-methylbenzyl)-3-nitro-1H-pyrazole (CAS 957354-44-8)
- 3-(5-(4-Bromophenyl)isoxazol-3-yl)propanoic acid (CAS 870703-99-4)
- 3-Chloroisoquinolin-4-ol (CAS 101774-33-8)
- 2-(6,8-Dibromoquinolin-2-yl)phenol (CAS 860784-08-3)
- 3-(Trifluoromethyl)quinolin-4-ol (CAS 1261767-10-5)
- Methyl 3-amino-5-bromo-2-methylbenzoate (CAS 1000342-11-9)
- 3-Amino-2-((1-methyl-1h-pyrazol-4-yl)methyl)propanoic acid (CAS 1152505-95-7)
- 4-[(1-Methyl-1H-imidazol-2-yl)methyl]piperidine (CAS 1316220-37-7)
- [Nva12]-Tirzepatide (CAS CATO-C4X-324042)
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