2-Hydroxy-4-{2-[5-oxo-3-phenyl-1-(4-phenyl-1,3-thiazol-2-yl)-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazino}benzoic acid CAS 314761-11-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 314761-11-0 |
| Molecular Formula | C25H17N5O4S |
| Molecular Weight | 483.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Hydroxy-4-{2-[5-oxo-3-phenyl-1-(4-phenyl-1,3-thiazol-2-yl)-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazino}benzoic acid (CAS 314761-11-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C25H17N5O4S. Molecular weight: 483.50 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C25H17N5O4S |
| Molecular Weight | 483.50 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 |
| Degree of Unsaturation (DBE) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
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- n-(4-((4-(2-Hydroxy-3-(naphthalen-2-yloxy)propyl)piperazin-1-yl)sulfonyl)phenyl)acetamide (CAS 667891-33-0)
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Recommended Standards
- Baloxavir Impurity 45 (CAS 2571566-81-7)
- 3-(Benzenesulfonyl)-4-methyl-6-phenyl-1-{[3-(trifluoromethyl)phenyl]methyl}-1,2-dihydropyridin-2-one (CAS 321431-33-8)
- Baloxavir Impurity 40 (CAS 2826217-70-1)
- 2-Chloro-6-ethylquinoline-3-carbonitrile (CAS 498548-90-6)
- n-(1-(1h-Benzo[d]imidazol-2-yl)ethyl)-4-chlorobenzenesulfonamide (CAS 400078-11-7)
- N-(2,6-Diisopropylphenyl)-1,1,1-trifluoro-N-((trifluoromethyl)sulfonyl)methanesulfonamide (CAS 1092576-41-4)
- 2,2,6-Trimethyl-2,3,4,5-tetrahydropyridine (CAS 112269-97-3)
- tert-Butyl (1H-imidazol-2-yl)carbamate (CAS 1339778-72-1)
- Methyl 4-(2,5-dichlorophenyl)benzoate (CAS 1049143-75-0)
- Allo-D-Ile12-Tirzepatide (CAS CATO-CPTD788963)
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