4-Chloro-5-methyl-3-(perfluoropentyl)-1H-pyrazole CAS 247220-87-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 247220-87-7 |
| Molecular Formula | C9H4ClF11N2 |
| Molecular Weight | 384.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-5-methyl-3-(perfluoropentyl)-1H-pyrazole (CAS 247220-87-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H4ClF11N2. Molecular weight: 384.58 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H4ClF11N2 |
| Molecular Weight | 384.58 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 |
| 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.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 3-Chloro-2-(5-phenyl-1,2,4-oxadiazol-3-yl)-5-(trifluoromethyl)pyridine (CAS 338791-62-1)
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- (R)-2-Fluoro-1-(pyridin-2-yl)butan-1-one (CAS 2743440-31-3)
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- 1-({4-[(2H-1,3-benzodioxol-5-yl)methyl]piperazin-1-yl}methyl)-1H-1,2,3-benzotriazole (CAS 305859-45-4)
- 3-Biphenyl isothiocyanate (CAS 1510-25-4)
- Des-Leu14-Tirzepatide (CAS CATO-CPTD788959)
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