| CAS No. | 220542-91-6 |
| Molecular Formula | C24H20Br2O3 |
| Molecular Weight | 516.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Based on its molecular formula C24H20Br2O3, 8,10-Dibromo-5,6-dihydro-4-(2-methoxyphenyl)-2,4-dimethyl-4H-benzo[b]furo[3′,2′:6,7]cyclohepta[1,2-d]furan contains a steroid core, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 516.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
8,10-Dibromo-5,6-dihydro-4-(2-methoxyphenyl)-2,4-dimethyl-4H-benzo[b]furo[3′,2′:6,7]cyclohepta[1,2-d]furan (CAS 220542-91-6), molecular formula C24H20Br2O3 and molecular weight 516.22 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 8,10-Dibromo-5,6-dihydro-4-(2-methoxyphenyl)-2,4-dimethyl-4H-benzo[b]furo[3′,2′:6,7]cyclohepta[1,2-d]furan under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C24H20Br2O3 |
| Molecular Weight | 516.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Halogen Content | Br-containing |