3,5-Dimethyl-1-(2,2,2-trifluoroethyl)-1H-pyrazol-4-ol CAS 1935603-31-8
| CAS No. | 1935603-31-8 |
| Molecular Formula | C7H9F3N2O |
| Molecular Weight | 194.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3,5-Dimethyl-1-(2,2,2-trifluoroethyl)-1H-pyrazol-4-ol 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.
3,5-Dimethyl-1-(2,2,2-trifluoroethyl)-1H-pyrazol-4-ol (CAS 1935603-31-8), molecular formula C7H9F3N2O and molecular weight 194.15 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 3,5-Dimethyl-1-(2,2,2-trifluoroethyl)-1H-pyrazol-4-ol is typically white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 194.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C7H9F3N2O |
| Molecular Weight | 194.15 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.) | 1996 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Dimethyl Standards
- 1-(1,3-Dimethyl-1h-pyrazol-4-yl)-2,2,2-trifluoroethan-1-ol (CAS 1245772-72-8)
- 1-(1,5-Dimethyl-1h-pyrazol-4-yl)-2,2,2-trifluoroethan-1-ol (CAS 1501616-65-4)
- 1-(1,3-Dimethyl-1H-pyrazol-5-yl)-2,2,2-trifluoroethan-1-ol (CAS 2139648-46-5)
- 1-(1,5-Dimethyl-1H-pyrazol-3-yl)-2,2,2-trifluoroethan-1-ol (CAS 2228136-05-6)
- Dimethyl 2,3-dicyanomaleate (CAS 101342-44-3)
- Dimethyl (2-oxopentyl)phosphonate (CAS 65921-74-6)
- 1,7-Dimethyl-4,10-dioxatricyclo[5.2.1.0,2,6]dec-8-ene-3,5-dione (CAS 77880-59-2)
- 2,2-Dimethyl-1,3-benzodioxole-5-carboxylic acid (CAS 56011-75-7)
Recommended Standards
- 2-amino-3,3,3-trifluoro-2-(1H-pyrrol-2-yl)propan-1-ol (CAS 1909348-09-9)
- 8-Methoxy-3-nitroimidazo[1,2-a]pyrazine (CAS 193614-78-7)
- 3-(Trifluoromethyl)bicyclo[1.1.1]pentane-1-acetic Acid (CAS 1886967-65-2)
- 7-Amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 197367-86-5)
- 3-([1,1′-Biphenyl]-4-yloxy)-7-hydroxy-4H-1-benzopyran-4-one (CAS 370841-90-0)
- Zomepirac Sodium Salt (CAS 64092-48-4)
- alpha-Tocopherol quinol (CAS 14745-36-9)
- Methyl 2-formyl-6-methoxynicotinate (CAS 1707585-59-8)
- 3-(2-Chlorophenyl)-7-hydroxy-2-(trifluoromethyl)-4h-chromen-4-one (CAS 302953-05-5)
- Fmoc-D-thyroxine (CAS 1217630-45-9)
- 4-Chloro-5-(3,3,3-trifluoropropoxy)pyridazin-3(2H)-one (CAS 1346697-63-9)
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- 3-Fluoro-4-(hydroxymethyl)benzenesulfonamide (CAS 1006912-10-2)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com