Methyl 5-bromo-2-fluoro-4-methylbenzoate CAS 478374-76-4
| CAS No. | 478374-76-4 |
| Molecular Formula | C9H8BrFO2 |
| Molecular Weight | 247.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 247.06 g/mol gives Methyl 5-bromo-2-fluoro-4-methylbenzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 5-bromo-2-fluoro-4-methylbenzoate (CAS 478374-76-4) is a high-purity analytical reference standard with the molecular formula C9H8BrFO2 and a molecular weight of 247.06 g/mol.
Structurally, Methyl 5-bromo-2-fluoro-4-methylbenzoate (C9H8BrFO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 247.06 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures Methyl 5-bromo-2-fluoro-4-methylbenzoate 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 | C9H8BrFO2 |
| Molecular Weight | 247.06 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Br-containing |
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Recommended Standards
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- Orforglipron impurity 136 (CAS 2274775-42-5)
- ethyl (7Z,10Z,13Z,16Z)-icosa-7,10,13,16,19-pentaenoate (CAS 2447131-66-8)
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- N-(3-(Benzo[d]oxazol-2-yl)phenyl)-5-(benzo[d]thiazol-2-yl)thiophene-2-carboxamide (CAS 888411-07-2)
- (R)-2-(((benzyloxy)carbonyl)amino)-3-(3-fluorophenyl)propanoic acid (CAS 49759-66-2)
- 6-Chloro-1-propyl-1H-indole-3-carbaldehyde (CAS 1551754-51-8)
- Methyl 4-(1,3-dioxolan-2-yl)-1-methyl-1H-pyrrole-2-carboxylate (CAS 773098-05-8)
- MOTS-c Peptide (CAS 1627580-64-6)
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