1-(4-Bromo-7-(1-phenylethoxy)benzofuran-2-yl)ethanone CAS 803686-19-3
| CAS No. | 803686-19-3 |
| Molecular Formula | C18H15BrO3 |
| Molecular Weight | 359.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Bromo-7-(1-phenylethoxy)benzofuran-2-yl)ethanone (CAS 803686-19-3) is a high-purity analytical reference standard with the molecular formula C18H15BrO3 and a molecular weight of 359.21 g/mol.
Structurally, 1-(4-Bromo-7-(1-phenylethoxy)benzofuran-2-yl)ethanone (C18H15BrO3) contains a steroid core, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 359.21 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).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1-(4-Bromo-7-(1-phenylethoxy)benzofuran-2-yl)ethanone 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 | C18H15BrO3 |
| Molecular Weight | 359.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Br-containing |
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Recommended Standards
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- 2-(2,4-Dichlorobenzoyl)-1-naphthohydrazide (CAS 84282-10-0)
- Prop-2-yn-1-yl 3-bromo-4-((4-methylbenzyl)oxy)benzoate (CAS 1706456-44-1)
- 3-Bromoazetidine (CAS 760159-34-0)
- (4-Aminopiperidin-1-yl)(pyridin-3-yl)methanone dihydrochloride (CAS 1286264-95-6)
- 2-(Hydroxymethyl)isonicotinaldehyde (CAS 1155873-00-9)
- 4,5-Dimethylthiophene-2-carboxylic acid (CAS 40808-24-0)
- Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)lanthanum(III) tetraglyme adduct (99.9%-La) (REO) (CAS 151139-14-9)
- Methyl 4-bromo-2-(3-chlorophenoxy)thiazole-5-carboxylate (CAS 1000577-46-7)
- Methyl 3-iodo-8-methoxyquinoline-6-carboxylate (CAS 2639207-63-7)
- Palbociclib Impurity 24 2HCl (CAS 2458234-37-0（free base）)
- 4-Isopropyl-5-(methoxycarbonyl)thiophene-2-carboxylic acid (CAS 1400662-32-9)
- Immunstimulating Peptide, human (CAS 94773-24-7)
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