2-(1-(2,5-Dichlorophenyl)-1H-pyrazole-4-carbonyl)phenyl phenylmethanesulfonate CAS 956729-66-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956729-66-1 |
| Molecular Formula | C23H16Cl2N2O4S |
| Molecular Weight | 487.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(1-(2,5-Dichlorophenyl)-1H-pyrazole-4-carbonyl)phenyl phenylmethanesulfonate (CAS 956729-66-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H16Cl2N2O4S. Molecular weight: 487.36 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C23H16Cl2N2O4S |
| Molecular Weight | 487.36 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.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dichlorophenyl Standards
- 5-(3,4-Dichlorophenyl)-4-(3-fluoro-4-methoxybenzoyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 609793-47-7)
- 5,8-Bis(2,4-dichlorophenyl)-3-(trifluoromethyl)pyrido[2,3-d]pyridazine (CAS 439095-95-1)
- (5-((3,5-Dichlorophenyl)thio)-1-dodecyl-4-isopropyl-1H-imidazol-2-yl)methanol (CAS 178979-07-2)
- 4-(2,6-Dichlorophenyl)-2-methyl-6-[(E)-2-{[4-(trifluoromethoxy)phenyl]amino}ethenyl]pyridine-3,5-dicarbonitrile (CAS 303148-23-4)
- 2-[(2,6-Dichlorophenyl)methanesulfonyl]-4,5-diphenyl-1-propyl-1H-imidazole (CAS 339277-32-6)
- 5-[(2,6-Dichlorophenyl)sulfanyl]-4-{[(4-methoxyphenyl)methoxy]methyl}-1-methyl-3-phenyl-1H-pyrazole (CAS 318248-44-1)
- (2E)-3-{4-[(2,4-dichlorophenyl)methoxy]phenyl}-1-[4-(2-fluorophenyl)piperazin-1-yl]prop-2-en-1-one (CAS 477888-67-8)
- Ethyl 5-(3,4-dichlorophenyl)-2-(4-(4-nitrophenyl)piperazin-1-yl)-1H-pyrrole-3-carboxylate (CAS 338406-41-0)
Recommended Standards
- 3,5-Dimethyl-2-(morpholinomethyl)phenyl 4-iodobenzenesulfonate (CAS 860649-25-8)
- 4-[(4-Bromophenyl)sulfanyl]-5-methoxy-2-({[3-(trifluoromethyl)phenyl]methyl}sulfanyl)pyrimidine (CAS 339275-95-5)
- (1-(tert-butoxycarbonyl)-5-(1-(tert-butoxycarbonyl)piperidine-4-carboxamido)-1H-indol-2-yl)boronic acid (CAS 1021342-82-4)
- tert-Butyl (3-(5-formylfuran-2-yl)phenyl)carbamate (CAS 886509-55-3)
- 5-(tert-Butyl)benzisoxazol-3(2H)-one (CAS 36238-84-3)
- 1-Bromo-2,4-difluoro-5-(propan-2-yloxy)benzene (CAS 1881291-35-5)
- 2-Bromo-4-cyclopropoxy-3-isopropoxypyridine (CAS 1243363-10-1)
- 2-(4-Methylpiperazine-1-carbonyl)benzaldehyde hydrochloride (CAS 1197239-26-1)
- 1-Methyl-3-nitro-1h-pyrazole-5-carbaldehyde (CAS 1215121-75-7)
- Tirzepatide Impurity 20 (CAS CATO-C4X-324020)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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