4-(3-Bromobenzyloxy)-1-ethyl-1H-pyrazole CAS 1770047-01-2
| CAS No. | 1770047-01-2 |
| Molecular Formula | C12H13BrN2O |
| Molecular Weight | 281.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H13BrN2O, 4-(3-Bromobenzyloxy)-1-ethyl-1H-pyrazole contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 281.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
4-(3-Bromobenzyloxy)-1-ethyl-1H-pyrazole (CAS 1770047-01-2), molecular formula C12H13BrN2O and molecular weight 281.15 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-(3-Bromobenzyloxy)-1-ethyl-1H-pyrazole meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H13BrN2O |
| Molecular Weight | 281.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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.) | 1994 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromobenzyloxy Standards
Recommended Standards
- 4-Bromopyrene (CAS 1732-26-9)
- 6-Bromo-5-methyl-2-(pyrrolidin-1-yl)-[1,2,4]triazolo[1,5-a]pyridine (CAS 1823259-61-5)
- 1-Bromopyrene (CAS 1714-29-0)
- 1-(4-Bromobenzyl)-4-ethoxy-1H-pyrazole (CAS 1859427-93-2)
- 2-(1,1-Dioxidothietan-3-yl)ethyl propionate (CAS 1880917-44-1)
- 2-Hydroxy-5-(2-methylthiazol-4-yl)benzoic acid (CAS 28018-63-5)
- 3-((3,5-Difluorophenoxy)methyl)azetidine (CAS 1706462-65-8)
- 1,3-dimethyl-6-(3,4,5,6-tetrahydro-2H-azepin-7-ylamino)pyrimidine-2,4(1H,3H)-dione (CAS 929975-78-0)
- n-Cycloheptyl-2-(1,4-dioxa-8-azaspiro[4.5]decan-8-yl)acetamide (CAS 904696-72-6)
- 2-(4-(4,4-Difluorocyclohexyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2648450-81-9)
- Ethyl (E)-2-(3-(4-ethoxystyryl)-6-oxo-5,6-dihydropyridazin-1(4H)-yl)acetate (CAS 303146-61-4)
- 2-Cyclobutylnicotinic acid (CAS 1779133-20-8)
- N-(2-chloro-5-formyl-3-propylpyridin-4-yl)pivalamide (CAS 902129-07-1)
- PACAP-Related Peptide (PRP), rat (CAS 132769-35-8)
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