2-[(4-Chlorophenyl)sulfonyl]benzaldehyde CAS 1004293-22-4
| CAS No. | 1004293-22-4 |
| Molecular Formula | C13H9ClO3S |
| Molecular Weight | 280.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-[(4-Chlorophenyl)sulfonyl]benzaldehyde (CAS 1004293-22-4) is a high-purity analytical reference standard with the molecular formula C13H9ClO3S and a molecular weight of 280.73 g/mol.
Based on its molecular formula C13H9ClO3S, 2-[(4-Chlorophenyl)sulfonyl]benzaldehyde contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 280.73 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO manufactures 2-[(4-Chlorophenyl)sulfonyl]benzaldehyde under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H9ClO3S |
| Molecular Weight | 280.73 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 chloroform, dichloromethane, ethyl acetate, 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 3-[(4-chlorophenyl)sulfanyl]-5-nitroaniline (CAS 208038-97-5)
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