| CAS No. | 1662688-04-1 |
| Molecular Formula | C24H20BrNO7 |
| Molecular Weight | 514.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of (E)-4-Bromobenzyl 2-acetoxy-6-(3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)prop-1-en-1-yl)-4-methoxybenzoate is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(E)-4-Bromobenzyl 2-acetoxy-6-(3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)prop-1-en-1-yl)-4-methoxybenzoate (CAS 1662688-04-1), molecular formula C24H20BrNO7 and molecular weight 514.32 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C24H20BrNO7, (E)-4-Bromobenzyl 2-acetoxy-6-(3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)prop-1-en-1-yl)-4-methoxybenzoate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 514.32 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), (E)-4-Bromobenzyl 2-acetoxy-6-(3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)prop-1-en-1-yl)-4-methoxybenzoate 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.
| Molecular Formula | C24H20BrNO7 |
| Molecular Weight | 514.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |