| CAS No. | 815610-52-7 |
| Molecular Formula | C20H18Br2O2 |
| Molecular Weight | 450.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 450.16 g/mol gives 6,13-Dibromo-1,3,4,4a,5,13c-hexahydro-2H-indeno[2,1-d]fluorene-9,10-diol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
6,13-Dibromo-1,3,4,4a,5,13c-hexahydro-2H-indeno[2,1-d]fluorene-9,10-diol (CAS 815610-52-7), molecular formula C20H18Br2O2 and molecular weight 450.16 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H18Br2O2, 6,13-Dibromo-1,3,4,4a,5,13c-hexahydro-2H-indeno[2,1-d]fluorene-9,10-diol 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 450.16 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 6,13-Dibromo-1,3,4,4a,5,13c-hexahydro-2H-indeno[2,1-d]fluorene-9,10-diol 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 | C20H18Br2O2 |
| Molecular Weight | 450.16 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 |
| 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 |