4-Chloro-1-naphthalene Ethanone CAS 22531-53-9
| CAS No. | 22531-53-9 |
| Molecular Formula | C12H9ClO |
| Molecular Weight | 204.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 204.65 g/mol gives 4-Chloro-1-naphthalene Ethanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Chloro-1-naphthalene Ethanone (CAS 22531-53-9), molecular formula C12H9ClO and molecular weight 204.65 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H9ClO, 4-Chloro-1-naphthalene Ethanone contains 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 204.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Chloro-1-naphthalene Ethanone 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 | C12H9ClO |
| Molecular Weight | 204.65 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
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