Ethyl 5-amino-2-bromo-4-chlorobenzoate CAS 1208075-48-2
| CAS No. | 1208075-48-2 |
| Molecular Formula | C9H9BrClNO2 |
| Molecular Weight | 278.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
Ethyl 5-amino-2-bromo-4-chlorobenzoate (CAS 1208075-48-2) is a high-purity analytical reference standard with the molecular formula C9H9BrClNO2 and a molecular weight of 278.53 g/mol.
Structurally, Ethyl 5-amino-2-bromo-4-chlorobenzoate (C9H9BrClNO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution. 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 278.53 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H9BrClNO2 |
| Molecular Weight | 278.53 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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.) | 1990 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
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- Ethyl 2-amino-5-bromo-4-chlorobenzoate (CAS 1260790-69-9)
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- 2-Fluoro-8-azabicyclo[3.2.1]Octane (CAS 1783662-04-3)
- Tandospirone Impurity 9 (CAS 541-59-3)
- 4-Chloro-2-methyl-6-phenyl-5H-pyrrolo[3,2-d]pyrimidine (CAS 52617-71-7)
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