1-(7-Hydroxy-5-methoxy-2,2-dimethyl-2H-chromen-8-yl)ethanone CAS 484-18-4
| CAS No. | 484-18-4 |
| Molecular Formula | C14H16O4 |
| Molecular Weight | 248.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 248.27 g/mol gives 1-(7-Hydroxy-5-methoxy-2,2-dimethyl-2H-chromen-8-yl)ethanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(7-Hydroxy-5-methoxy-2,2-dimethyl-2H-chromen-8-yl)ethanone (CAS 484-18-4), molecular formula C14H16O4 and molecular weight 248.27 g/mol, is a CATO reference standard with documented purity and traceability.
1-(7-Hydroxy-5-methoxy-2,2-dimethyl-2H-chromen-8-yl)ethanone (C14H16O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 1-(7-Hydroxy-5-methoxy-2,2-dimethyl-2H-chromen-8-yl)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 | C14H16O4 |
| Molecular Weight | 248.27 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Hydroxy Standards
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- 2-(2-Ethyl-6-hydroxy-1-oxo-1,2,3,4-tetrahydronaphthalen-2-yl)acetic acid (CAS 1414797-94-6)
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Recommended Standards
- 1,4-Difluoro-2-(1-(4-methoxyphenyl)ethyl)benzene (CAS 2484889-24-7)
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- 2-((1E,3R,4S,5E)-3,4-Dihydroxyhepta-1,5-dien-1-yl)-6-hydroxybenzaldehyde (CAS 24868-59-5)
- 1-(3-Methoxyphenyl)-4-oxocyclohexanecarboxylic Acid (CAS 51414-27-8)
- Ethyl 5-(4-methylthiazol-5-yl)-1,2,4-oxadiazole-3-carboxylate (CAS 1342173-53-8)
- D-Tyr10-Tirzepatide (CAS CATO-CPTD788922)
- 4-Methylumbelliferyl-β-D-xylotrioside (CAS 250252-60-9)
- (1-methyl-2,3-dihydro-1H-indol-5-yl)methanamine dihydrochloride (CAS 1607300-19-5)
- 1-(2-Fluoro-5-methylphenyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 1529308-00-6)
- 2-(Aminomethyl)-3-(difluoromethyl)-4-methylpyridine-5-carboxaldehyde (CAS 1805610-67-6)
- 2-(5-Amino-2-methyl-1H-benzo[d]imidazol-1-yl)ethan-1-ol (CAS 247109-31-5)
- 3,4-Difluoro-5-hydroxyaniline (CAS 1356339-34-8)
- Enoxacin Impurity 2 (CAS CATO-C4X-19652)
- Des-Ala18-Tirzepatide (CAS CATO-CPTD788955)
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