4,5-DIBROMO-2-(METHOXYCARBONYL)BENZOIC ACID CAS 1951439-62-5
| CAS No. | 1951439-62-5 |
| Molecular Formula | C9H6Br2O4 |
| Molecular Weight | 337.95 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4,5-DIBROMO-2-(METHOXYCARBONYL)BENZOIC ACID is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4,5-DIBROMO-2-(METHOXYCARBONYL)BENZOIC ACID (CAS 1951439-62-5), molecular formula C9H6Br2O4 and molecular weight 337.95 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4,5-DIBROMO-2-(METHOXYCARBONYL)BENZOIC ACID (C9H6Br2O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 337.95 g/mol, it falls into the moderately-high-molecular-weight range. 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C9H6Br2O4 |
| Molecular Weight | 337.95 g/mol |
| Appearance | Off-white to pale 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 methanol, ethanol, 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Br-containing |
Related DIBROMO Standards
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