1-(tert-Butyl)-5-(trifluoromethyl)-1H-pyrazole CAS 1269292-12-7
| CAS No. | 1269292-12-7 |
| Molecular Formula | C8H11F3N2 |
| Molecular Weight | 192.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-(tert-Butyl)-5-(trifluoromethyl)-1H-pyrazole.
CATO supplies 1-(tert-Butyl)-5-(trifluoromethyl)-1H-pyrazole (CAS 1269292-12-7), a certified reference material (molecular formula C8H11F3N2, MW 192.18 g/mol) for analytical method development and quality control.
Structurally, 1-(tert-Butyl)-5-(trifluoromethyl)-1H-pyrazole (C8H11F3N2) contains a nitrile group, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 192.18 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 1-(tert-Butyl)-5-(trifluoromethyl)-1H-pyrazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H11F3N2 |
| Molecular Weight | 192.18 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.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- ((3aR,5R,6R,6aS)-6-Fluoro-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)methanol (CAS 1101107-87-2)
- (4-Trifluoromethyl-piperidin-1-yl)-acetonitrile (CAS 1416352-13-0)
- Furoin (CAS 552-86-3)
- 1-Butyl-3-(trifluoromethyl)-1H-pyrazole (CAS 1426958-36-2)
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