Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-3-carboxylate CAS 1269294-13-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1269294-13-4 |
| Molecular Formula | C12H10BrN3O4 |
| Molecular Weight | 340.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ethyl 5-bromo-1-(4-nitrophenyl)-1H-pyrazole-3-carboxylate (CAS 1269294-13-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C12H10BrN3O4. Molecular weight: 340.13 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C12H10BrN3O4 |
| Molecular Weight | 340.13 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 |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- Ethyl 5-bromo-1-(2-nitrophenyl)-1h-pyrazole-4-carboxylate (CAS 1245227-21-7)
- Ethyl 5-bromo-1-(4-nitrophenyl)-1h-pyrazole-4-carboxylate (CAS 1245258-74-5)
- 3-((4-Bromo-3-nitro-1h-pyrazol-1-yl)methyl)benzohydrazide (CAS 512809-58-4)
- 7-Bromo-1-cyclopropyl-6-fluoro-5-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 119916-34-6)
- Ethyl 5-(3-bromo-4-fluorophenyl)-4-oxo-1,4-dihydropyridine-3-carboxylate (CAS 1449301-75-0)
- 2-(2-Bromo-4-cyano-6-((trifluoromethyl)thio)phenyl)acetic acid (CAS 1805418-85-2)
- 2-(4-Bromo-5-cyano-2-((trifluoromethyl)thio)phenyl)acetic acid (CAS 1805522-70-6)
- 2-(4-Bromo-3-cyano-2-((trifluoromethyl)thio)phenyl)acetic acid (CAS 1807075-69-9)
Recommended Standards
- Dimethyl 1-(4-bromophenyl)-1H-1,2,3-triazole-4,5-dicarboxylate (CAS 129748-79-4)
- 2-(2-Fluorophenyl)-4-iodoacetophenone (CAS 187617-12-5)
- D-fructose-1,6-diphosphate (CAS 488-69-7)
- 2-[(4-Fluorophenyl)amino]ethane-1-thiol (CAS 20295-60-7)
- 3-((5-Aminopyridin-2-yl)oxy)propan-1-ol (CAS 1094351-67-3)
- 3-(3-Ethoxyphenyl)-1h-pyrazol-5-amine hydrochloride (CAS 1187631-03-3)
- Benzyl 2-amino-2-ethylbutanoate (CAS 1413936-87-4)
- (R)-2-(2-chloro-3-(trifluoromethyl)phenyl)pyrrolidine (CAS 1212902-02-7)
- N-(1-Cyanocyclopentyl)-2-(methyl(phenyl)amino)acetamide (CAS 850019-96-4)
- Liraglutide Impurity 28 (CAS CATO-C4X-199228)
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