1-((4-Chlorophenyl)sulfonyl)pyrazolidin-3-one CAS 477850-51-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 477850-51-4 |
| Molecular Formula | C9H9ClN2O3S |
| Molecular Weight | 260.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1-((4-Chlorophenyl)sulfonyl)pyrazolidin-3-one (CAS 477850-51-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9H9ClN2O3S. Molecular weight: 260.70 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9H9ClN2O3S |
| Molecular Weight | 260.70 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 6.0 |
| 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
- (2E)-1-(3-Chlorophenyl)-3-(3-fluorophenyl)prop-2-en-1-one (CAS 1004211-97-5)
- (2E)-1-(3-Chlorophenyl)-3-(2-fluorophenyl)prop-2-en-1-one (CAS 1013570-11-0)
- 2-(3-Chlorophenyl)-2-cyano-1-(3-pyridinyl-d4)-1-ethanone (CAS 1189704-85-5)
- (2E)-1-(2-Chlorophenyl)-3-(2-fluorophenyl)prop-2-en-1-one (CAS 1193328-07-2)
- (E)-1-(4-chlorophenyl)-3-(2-fluorophenyl)prop-2-en-1-one (CAS 1352574-46-9)
- (2E)-1-(2-Chlorophenyl)-3-(3-fluorophenyl)prop-2-en-1-one (CAS 1354941-98-2)
- (2E)-3-(3-Chlorophenyl)-1-(4-fluorophenyl)prop-2-en-1-one (CAS 1616723-47-7)
- (2E)-1-(3-Chlorophenyl)-3-(4-fluorophenyl)prop-2-en-1-one (CAS 1801666-50-1)
Recommended Standards
- 1-[(2-chloro-5-nitrophenyl)sulfanyl]-N,N-dimethylformamide (CAS 1803612-26-1)
- 1,3-dimethyl-2-oxo-benzimidazole-5-sulfonyl chloride (CAS 24134-65-4)
- 3-Chloro-7-methoxy-5-methyl-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 1437430-07-3)
- 4-Ethyl-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 146740-22-9)
- 2-(Methyl(pyrrolidin-1-yl)amino)acetic acid (CAS 161975-85-5)
- Nafamostat impurity 102 (CAS CATO-C4X-1332102)
- Ethyl L-leucylglycinate (CAS 2087-47-0)
- Tin(II) 2,3-dihydroxysuccinate (CAS 815-85-0)
- Ethyl 3-(1,3-dioxoisoindolin-2-yl)benzoate (CAS 5650-37-3)
- Peptide Impurity 27 (CAS 1350456-68-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com