2-Bromo-1-(5-(2-chloro-4-nitrophenyl)furan-2-yl)ethan-1-one CAS 657405-46-4
| CAS No. | 657405-46-4 |
| Molecular Formula | C12H7BrClNO4 |
| Molecular Weight | 344.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 344.55 g/mol gives 2-Bromo-1-(5-(2-chloro-4-nitrophenyl)furan-2-yl)ethan-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2-Bromo-1-(5-(2-chloro-4-nitrophenyl)furan-2-yl)ethan-1-one (CAS 657405-46-4), a certified reference material (molecular formula C12H7BrClNO4, MW 344.55 g/mol) for analytical method development and quality control.
Structurally, 2-Bromo-1-(5-(2-chloro-4-nitrophenyl)furan-2-yl)ethan-1-one (C12H7BrClNO4) 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 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 344.55 g/mol, it falls into the moderately-high-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.
As a certified reference material (CRM), 2-Bromo-1-(5-(2-chloro-4-nitrophenyl)furan-2-yl)ethan-1-one 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 | C12H7BrClNO4 |
| Molecular Weight | 344.55 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- Amyl acetate, mixture of isomers (CAS 1173022-93-9)
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- 4-Amino-3,5-dimethylbenzenesulfonic Acid (CAS 20804-27-7)
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- 3-[1-(propan-2-yl)-1H-pyrazol-4-yl]-7-oxa-2-azaspiro[3.5]nonan-1-one (CAS 2044838-01-7)
- 3-Quinolinecarbonitrile, 1,4-dihydro-6-methoxy-7-[3-(4-morpholinyl)propoxy]-4-oxo- (CAS 1369509-89-6)
- Copanlisib impurity B (CAS 2132943-81-6)
- 2-(3-Methoxy-2-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 351456-69-4)
- 2-{2-[(2,4-Dichloro-1-naphthyl)oxy]-ethyl}piperidine hydrochloride (CAS 1220029-37-7)
- Semaglutide Impurity 163 (x TFA Salt) (CAS CATO-C4X-2226163)
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