2-(5-((3-(3-Chloro-4-ethoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)acetic acid CAS 956958-57-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956958-57-9 |
| Molecular Formula | C23H18ClN3O4S2 |
| Molecular Weight | 499.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-(5-((3-(3-Chloro-4-ethoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)acetic acid (CAS 956958-57-9) pharmaceutical standards reference standard. Molecular formula: C23H18ClN3O4S2. Molecular weight: 499.99 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C23H18ClN3O4S2 |
| Molecular Weight | 499.99 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 | 3 |
| Sulfur Atoms | 2 |
Related Chloro Standards
- N-(3-chloro-4-methoxyphenyl)-2-((3-ethyl-4-oxo-7-(p-tolyl)-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040632-87-8)
- N-(5-Chloro-2-methoxyphenyl)-2-{[3-ethyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide (CAS 1040651-81-7)
- N-(4-Chloro-2-methoxy-5-methylphenyl)-2-({3-ethyl-4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide (CAS 1040662-84-7)
- 2-chloro-4,6-bis(9,9-dimethyl-9H-fluoren-2yl)-1,3,5-Triazine (CAS 1459162-69-6)
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Recommended Standards
- Avanafil Impurity 61 (CAS CATO-C4X-111861)
- Pyridine, 3-(1-methyl-2-pyrrolidinyl)-, copper complex (CAS 64092-19-9)
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- 3-[3-(2,6-difluorophenyl)-1,2,4-oxadiazol-5-yl]piperidine hydrochloride (CAS 1349718-79-1)
- cis-tert-butyl 3,4-dimethylpyrrolidine-1-carboxylate (CAS 2938996-81-5)
- 3-Phenyl-1-(3-(3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)propan-1-one (CAS 1396806-20-4)
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- 2-Methanesulfonyl-n-methylaniline (CAS 10224-69-8)
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