3-Chloro-1-methyl-5-(trifluoromethyl)-1h-pyrazole CAS 161038-55-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 161038-55-7 |
| Molecular Formula | C5H4ClF3N2 |
| Molecular Weight | 184.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-1-methyl-5-(trifluoromethyl)-1h-pyrazole (CAS 161038-55-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H4ClF3N2. Molecular weight: 184.55 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H4ClF3N2 |
| Molecular Weight | 184.55 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.) | 2003 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 2-Chloro-1-methyl-4-(trifluoromethyl)-1H-imidazole (CAS 2446484-52-0)
- 4-Chloro-3-methyl-5-(trifluoromethyl)-1H-pyrazole (CAS 235106-12-4)
- 5-Chloro-1-methyl-3-(trifluoromethyl)-1h-pyrazole (CAS 372075-75-7)
- 1-chloro-4-ethoxy-1,1-difluorobut-3-en-2-one (CAS 131153-94-1)
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