Methyl 4,7-dibromo-3-methoxy-2-naphthoate CAS 175204-91-8
| CAS No. | 175204-91-8 |
| Molecular Formula | C13H10Br2O3 |
| Molecular Weight | 374.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 4,7-dibromo-3-methoxy-2-naphthoate (CAS 175204-91-8), molecular formula C13H10Br2O3 and molecular weight 374.02 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H10Br2O3, Methyl 4,7-dibromo-3-methoxy-2-naphthoate contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 374.02 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Methyl 4,7-dibromo-3-methoxy-2-naphthoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C13H10Br2O3 |
| Molecular Weight | 374.02 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; 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.) | 2007 |
| Halogen Content | Br-containing |
Related Methyl Standards
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Recommended Standards
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- 4-methylfuran-3-carboxylic acid (CAS 101870-15-9)
- 1-(1-Aminopropan-2-yl)-2-ethylcyclohexan-1-ol (CAS 1558614-33-7)
- Inosine-5＇-diphosphoric acid disodium salt (CAS 54735-61-4)
- Semaglutide impurity 211 (CAS CATO-C4X-2226211)
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