5(3)-Methyl-1-nonafluoropentanoyl-3(5)-(trifluoromethyl)pyrazole CAS 261778-43-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 261778-43-2 |
| Molecular Formula | C10H4F12N2O |
| Molecular Weight | 396.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5(3)-Methyl-1-nonafluoropentanoyl-3(5)-(trifluoromethyl)pyrazole (CAS 261778-43-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H4F12N2O. Molecular weight: 396.13 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H4F12N2O |
| Molecular Weight | 396.13 g/mol |
| Appearance | Off-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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Methyl Standards
Recommended Standards
- 2,2,3,3,4,4,5,5,5-Nonafluoro-1-(3-methyl-5-(trifluoromethyl)-1H-pyrazol-1-yl)pentan-1-one (CAS 959583-14-3)
- 3-Chloro-7-(chlorodifluoromethyl)-2-methyl-5-(4-(trifluoromethyl)phenyl)pyrazolo[1,5-a]pyrimidine (CAS 439097-18-4)
- 1-(3-(Perfluorobutyl)-5-(trifluoromethyl)-1H-pyrazol-1-yl)ethan-1-one (CAS 231301-09-0)
- N-((dimethylamino)methylene)-4-methoxy-2-phenoxynicotinamide (CAS 478262-40-7)
- 2-Bromo-3-(chloromethyl)-6-(difluoromethyl)-4-(trifluoromethyl)pyridine (CAS 1806869-36-2)
- 2-[(3-Fluorophenyl)methyl-[(2-methylpropan-2-yl)oxycarbonyl]amino]acetic acid (CAS 857025-98-0)
- (2Z)-3-Chloro-3-(4-fluorophenyl)-2-methylacrylaldehyde (CAS 83783-51-1)
- Ethyl 5-fluoro-8-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 1065102-44-4)
- 5-Ethenyl-5-methyloxolan-2-one (CAS 1073-11-6)
- Peptide Impurity 15 (CAS 1227750-69-7)
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