1-(4-Methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid CAS 98534-83-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 98534-83-9 |
| Molecular Formula | C12H9F3N2O3 |
| Molecular Weight | 286.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(4-Methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 98534-83-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C12H9F3N2O3. Molecular weight: 286.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C12H9F3N2O3 |
| Molecular Weight | 286.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Methoxyphenyl Standards
- 1-(3-Methoxyphenyl)-5-(trifluoromethyl)-1h-pyrazole-3-carboxylic acid (CAS 1484783-19-8)
- 1-(2-Methoxyphenyl)-3-(trifluoromethyl)-1h-pyrazole-5-carboxylic acid (CAS 2197057-42-2)
- 1-(2-Methoxyphenyl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 618070-64-7)
- 1-(3-Methoxyphenyl)-3-(trifluoromethyl)-1h-pyrazole-5-carboxylic acid (CAS 2251053-60-6)
- 1-(4-Methoxyphenyl)-3-(trifluoromethyl)-1H-pyrazole-5-carboxylic acid (CAS 218631-48-2)
- 5-(4-Methoxyphenyl)-2-(trifluoromethyl)furan-3-carboxylic acid (CAS 239080-02-5)
- N-(5-(2-Methoxyphenyl)-1,3,4-oxadiazol-2-yl)isoxazole-5-carboxamide (CAS 919861-69-1)
- 4-Methoxyphenyl β-Galactopyranoside (CAS 3150-20-7)
Recommended Standards
- 1-Methyl-5-phenoxy-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 921939-08-4)
- 2-((2-Bromoallyl)thio)benzo[d]thiazole (CAS 305348-05-4)
- 2-(1,3-Dioxoisoindolin-2-yl)-N-(2,2,2-trifluoroethyl)acetamide (CAS 732294-41-6)
- (S)-1-Boc-amino-butyl-3-amine (CAS 1187927-48-5)
- [trans-3-methoxycyclobutyl]methanol (CAS 2092237-60-8)
- 3-(2,4-Dimethylbenzenesulfonamido)propanoic acid (CAS 554423-44-8)
- 5-Bromo-3'-(4-chlorophenyl)spiro[indoline-3,2'-thiazolidine]-2,4'-dione (CAS 150054-94-7)
- 2-(4-Ethoxyphenyl)-1H-indole (CAS 5883-84-1)
- 1-[2,6-Dinitro-4-(trifluoromethyl)phenyl]tetrahydro-4(1H)-pyridinone (CAS 338757-95-2)
- Semaglutide impurity 233 (CAS CATO-C4X-2226233)
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 13829788188 / jacky.chen@cato-chem.com