2-(Chloromethyl)-5-[(3-methoxybenzyl)oxy]-4H-pyran-4-one CAS 1248907-44-9
| CAS No. | 1248907-44-9 |
| Molecular Formula | C14H13ClO4 |
| Molecular Weight | 280.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(Chloromethyl)-5-[(3-methoxybenzyl)oxy]-4H-pyran-4-one is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(Chloromethyl)-5-[(3-methoxybenzyl)oxy]-4H-pyran-4-one (CAS 1248907-44-9), molecular formula C14H13ClO4 and molecular weight 280.70 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H13ClO4, 2-(Chloromethyl)-5-[(3-methoxybenzyl)oxy]-4H-pyran-4-one 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 280.70 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).
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 2-(Chloromethyl)-5-[(3-methoxybenzyl)oxy]-4H-pyran-4-one 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 | C14H13ClO4 |
| Molecular Weight | 280.70 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 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
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- 2,3-Dihydroxy-1-naphthaldehyde (CAS 2089-80-7)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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