Methyl 2-(3-bromo-4-nitrophenyl)acetate CAS 185200-33-3
| CAS No. | 185200-33-3 |
| Molecular Formula | C9H8BrNO4 |
| Molecular Weight | 274.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 274.07 g/mol gives Methyl 2-(3-bromo-4-nitrophenyl)acetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 2-(3-bromo-4-nitrophenyl)acetate (CAS 185200-33-3) is a high-purity analytical reference standard with the molecular formula C9H8BrNO4 and a molecular weight of 274.07 g/mol.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution, Methyl 2-(3-bromo-4-nitrophenyl)acetate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 274.07 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), Methyl 2-(3-bromo-4-nitrophenyl)acetate 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 | C9H8BrNO4 |
| Molecular Weight | 274.07 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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.) | 2009 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Methyl Standards
- Methyl 2-(4-bromo-2-nitrophenyl)acetate (CAS 100487-82-9)
- 3-(4-Bromo-2-nitrophenyl)propanoic acid (CAS 1086386-16-4)
- 3-(2-Bromo-4-nitrophenyl)propanoic Acid (CAS 1182426-40-9)
- Methyl 2-bromo-4-methyl-5-nitrobenzoate (CAS 1202858-67-0)
- 3-(4-Bromo-3-nitrophenyl)propanoic acid (CAS 1211311-93-1)
- 1-(4-Bromo-2-nitrophenoxy)propan-2-one (CAS 1254332-83-6)
- Ethyl 2-bromo-6-nitrobenzoate (CAS 1261606-62-5)
- methyl 2-(3-bromo-2-nitrophenyl)acetate (CAS 1261653-58-0)
Recommended Standards
- 6-Bromo-7-methyl-5-nitro-2,3-dihydrobenzo[b][1,4]dioxine (CAS 1809036-20-1)
- 3-(4-Bromo-2-nitrophenoxy)oxetane (CAS 1873493-61-8)
- Methyl 5-bromo-2-methyl-4-nitrobenzoate (CAS 1807266-71-2)
- Methyl 2-(5-bromo-2-nitrophenyl)acetate (CAS 189748-25-2)
- 2-Amino-4-oxo-5,6-dihydro-4H-1,3-thiazine-6-carboxylic acid (CAS 70596-36-0)
- 2-(4-((2-Methylpiperidin-1-yl)sulfonyl)phenyl)ethan-1-amine (CAS 498530-53-3)
- 4-Bromo-3-(difluoromethyl)-5-nitropicolinic acid (CAS 1806858-57-0)
- 3-(1,3-Benzothiazol-2-yl)-6-methyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridin-2-amine (CAS 1006596-05-9)
- 8-Cyclopropyl-2,2-dimethylchroman-6-carbaldehyde (CAS 1350761-37-3)
- 1-(5-Bromo-1H-indol-3-yl)-2-(pyrrolidin-1-yl)ethane-1,2-dione (CAS 199658-92-9)
- N-(2-((3-cyano-4,6-dimethylpyridin-2-yl)thio)phenyl)-4-fluorobenzamide (CAS 478045-71-5)
- Methyl 4,4-Dimethyl-2-oxopyrrolidine-3-carboxylate (CAS 1434128-57-0)
- 2-(Cyclopentylmethyl)-3-methylbutanoic acid (CAS 1251251-50-9)
- Semaglutide impurity 97 (CAS CATO-C4X-222697)
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