1-(4-Chlorophenyl)-2-phenylethane-1,2-dione CAS 22711-23-5
| CAS No. | 22711-23-5 |
| Molecular Formula | C14H9ClO2 |
| Molecular Weight | 244.67 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.
1-(4-Chlorophenyl)-2-phenylethane-1,2-dione (CAS 22711-23-5) is a high-purity analytical reference standard with the molecular formula C14H9ClO2 and a molecular weight of 244.67 g/mol.
Based on its molecular formula C14H9ClO2, 1-(4-Chlorophenyl)-2-phenylethane-1,2-dione contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 244.67 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 1-(4-Chlorophenyl)-2-phenylethane-1,2-dione 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 | C14H9ClO2 |
| Molecular Weight | 244.67 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
Related Chlorophenyl Standards
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Recommended Standards
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- Acetylaminothiazole-5-carboxylic acid (CAS 1170060-19-1)
- 1-chloro-2-(chloromethyl)-4-nitrobenzene (CAS 69422-57-7)
- Terbutaline Impurity 37 (CAS 28917-43-3)
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- 18-Methoxyoctadecanoic acid (CAS 369364-52-3)
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