Dimethyl 1-(4-fluorophenyl)-1H-pyrazole-3,4-dicarboxylate CAS 358723-11-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 358723-11-2 |
| Molecular Formula | C13H11FN2O4 |
| Molecular Weight | 278.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Dimethyl 1-(4-fluorophenyl)-1H-pyrazole-3,4-dicarboxylate (CAS 358723-11-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H11FN2O4. Molecular weight: 278.24 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H11FN2O4 |
| Molecular Weight | 278.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- (R)-2-methyl-2-((4-(trifluoromethoxy)phenoxy)methyl)oxirane (CAS 2051583-39-0)
- Methyl 2-(2-(4-chlorophenoxy)acetamido)-5-((2-ethoxyphenyl)carbamoyl)-4-methylthiophene-3-carboxylate (CAS 505095-79-4)
- Ceftaroline Fosamil Impurity 23 (CAS 91815-15-5)
- Clorsulon (CAS 60200-06-8)
- 1-(4-Bromobenzyl)azepane (CAS 110439-49-1)
- 5-(3,5-Dichlorophenyl)thiophene-2-carbaldehyde (CAS 887987-20-4)
- D-[His]1-Semaglutide X TFA salt (CAS CATO-CPTD788634)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com