5-Bromo-1-ethyl-3-(trifluoromethyl)-1H-pyrazole CAS 643759-53-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 643759-53-9 |
| Molecular Formula | C6H6BrF3N2 |
| Molecular Weight | 243.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromo-1-ethyl-3-(trifluoromethyl)-1H-pyrazole (CAS 643759-53-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H6BrF3N2. Molecular weight: 243.02 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H6BrF3N2 |
| Molecular Weight | 243.02 g/mol |
| Appearance | 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
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- 4-Bromo-1-ethyl-5-(trifluoromethyl)-1h-pyrazole (CAS 1249968-22-6)
- 4-Bromo-1-(3,3,3-trifluoropropyl)-1h-pyrazole (CAS 1343062-63-4)
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Recommended Standards
- 5-(Bromomethyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole (CAS 942060-05-1)
- 6-Bromo-3-nitropyrazolo[1,5-a]pyrimidine (CAS 300361-77-7)
- 4-Bromo-7-nitro-5H-pyrrolo[3,2-d]pyrimidine (CAS 943846-24-0)
- 7-Fluoro-1H-pyrrolo[3,2-c]pyridine-2-carbaldehyde (CAS 1427504-60-6)
- 3-{[2-(1-Cyclohexen-1-yl)ethyl]amino}propanamide (CAS 1002803-56-6)
- (5-(4-Bromo-2-fluorophenyl)furan-2-yl)methanol (CAS 886794-06-5)
- 2-Iodo-5-(trifluoromethyl)-1,3,4-oxadiazole (CAS 1600360-28-8)
- (5-Iodo-1-methyl-1H-pyrazol-4-yl)methanol (CAS 1871985-48-6)
- 4-Bromo-3,6-dimethoxypyridazine (CAS 262353-33-3)
- Ephrin-A2-Selective YSA-Peptide (CAS 532441-10-4)
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