(5-((2-Chlorophenyl)thio)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 2,4-dichlorobenzoate CAS 318959-20-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 318959-20-5 |
| Molecular Formula | C24H17Cl3N2O2S |
| Molecular Weight | 503.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(5-((2-Chlorophenyl)thio)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 2,4-dichlorobenzoate (CAS 318959-20-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H17Cl3N2O2S. Molecular weight: 503.83 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H17Cl3N2O2S |
| Molecular Weight | 503.83 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
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Recommended Standards
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- Posaconazole impurity 227 (CAS CATO-C4X-1208227)
- (2-(Benzyloxy)-4-iodophenyl)methanol (CAS 854028-49-2)
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