4-Chloro-N'-(1-phenyl-5-(1H-pyrrol-1-yl)-1H-pyrazole-4-carbonyl)benzenesulfonohydrazide CAS 477709-82-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 477709-82-3 |
| Molecular Formula | C20H16ClN5O3S |
| Molecular Weight | 441.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Chloro-N'-(1-phenyl-5-(1H-pyrrol-1-yl)-1H-pyrazole-4-carbonyl)benzenesulfonohydrazide (CAS 477709-82-3) pharmaceutical standards reference standard. Molecular formula: C20H16ClN5O3S. Molecular weight: 441.89 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C20H16ClN5O3S |
| Molecular Weight | 441.89 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- (Z)-3-(5-chloro-1,3-diphenyl-1H-pyrazol-4-yl)-2-(3,4-dimethoxyphenyl)acrylonitrile (CAS 956189-95-0)
- N-[5-chloro-2-(1H-1,2,4-triazol-1-yl)phenyl]-2-{[1-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-methylpropyl]amino}acetamide (CAS 940859-53-0)
- 2-(2-(1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-indol-3-yl)acetyl)-N-methylhydrazine-1-carbothioamide (CAS 306977-97-9)
- N-(4-Chloro-3-(trifluoromethyl)phenyl)-2-((4-ethyl-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 618414-35-0)
- N-(4-Chloro-3-(trifluoromethyl)phenyl)-2-((4-ethyl-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 573695-56-4)
- N-(4-Chloro-3-(trifluoromethyl)phenyl)-2-((4-ethyl-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 573950-78-4)
- 1-(5-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}thiophen-2-yl)-2-[(4-methylphenyl)sulfanyl]ethan-1-one (CAS 338411-67-9)
- (E)-2-{1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-1H-pyrrol-2-yl}-N-(4-methylphenyl)ethene-1-sulfonamide (CAS 478080-66-9)
Recommended Standards
- Tantalum(V) oxide (CAS 1314-61-0)
- 3-(((3S,5S)-1,5-bis(tert-butoxycarbonyl)pyrrolidin-3-yl)oxy)-5-chlorobenzoic acid (CAS 2442510-34-9)
- Lenvatinib Impurity 139 (CAS CATO-C4X-1140139)
- Seviteronel R enantiomer (CAS 1375603-38-5)
- n-(Benzo[d]thiazol-2-yl)benzenesulfonamide (CAS 13068-60-5)
- 7-Chloro-4-((4-methoxyphenyl)sulfonyl)-3,4-dihydro-2H-benzo[b][1,4]thiazine (CAS 338777-93-8)
- Methyl 3-(4-bromo-2-fluorophenyl)propanoate (CAS 1257107-61-1)
- Apocynin (CAS 498-02-2)
- N-(3-(Dimethylamino)propyl)-2-(quinolin-8-yloxy)acetamide (CAS 88350-33-8)
- endo-Ser39-Tirzepatide (CAS CATO-CPTD788935)
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