3,4-Bis(trifluoromethyl)-1H-pyrazole CAS 19968-19-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19968-19-5 |
| Molecular Formula | C5H2F6N2 |
| Molecular Weight | 204.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,4-Bis(trifluoromethyl)-1H-pyrazole (CAS 19968-19-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H2F6N2. Molecular weight: 204.07 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H2F6N2 |
| Molecular Weight | 204.07 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.) | 1962 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-Hexylbenzo[d][1,3,2]dioxaborole (CAS 56554-22-4)
- 3-Bromo-1-propyl-1H-pyrazol-5-amine (CAS 2171314-17-1)
- 2-Ethyl-5-methyl-4-phenyl-1,3,2-dioxaborinane (CAS 74646-03-0)
- 4,4-dimethylpent-1-yn-3-amine;hydrochloride (CAS 1803604-27-4)
- 55488-85-2 (5alpha,6beta)-17-(Prop-2-en-1-yl)-4,5-epoxymorphinan-3,6,14-triol--hydrogen chloride (1/1) DTXSID50858159 (CAS 55488-85-2)
- N-(cyclopentylmethyl)-2,2-dimethoxyethan-1-amine (CAS 1248097-77-9)
- Methyl 5,5,5-trifluoro-4-(p-tolylamino)pentanoate (CAS 145176-42-7)
- 1-(Furan-2-ylmethyl)-1H-pyrrole-3-carbaldehyde (CAS 59303-01-4)
- Ethyl 2-(3,3-dimethylpiperidin-4-yl)acetate (CAS 1772585-22-4)
- Tirzepatide Impurity 48 (CAS CATO-C4X-324048)
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