| CAS No. | 1797130-83-6 |
| Molecular Formula | C22H45Br |
| Molecular Weight | 389.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 389.50 g/mol gives 9-Bromo-9-methylhenicosane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
9-Bromo-9-methylhenicosane (CAS 1797130-83-6), molecular formula C22H45Br and molecular weight 389.50 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C22H45Br, 9-Bromo-9-methylhenicosane contains bromine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 389.50 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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), 9-Bromo-9-methylhenicosane 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 | C22H45Br |
| Molecular Weight | 389.50 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Br-containing |