| CAS No. | 852541-30-1 |
| Molecular Formula | C18H22O |
| Molecular Weight | 254.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Based on its molecular formula C18H22O, (1S,4R)-1,7,7-Trimethyl-3-((E)-4-methylbenzylidene)bicyclo[2.2.1]heptan-2-one contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 254.37 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.
(1S,4R)-1,7,7-Trimethyl-3-((E)-4-methylbenzylidene)bicyclo[2.2.1]heptan-2-one (CAS 852541-30-1) is a high-purity analytical reference standard with the molecular formula C18H22O and a molecular weight of 254.37 g/mol.
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), (1S,4R)-1,7,7-Trimethyl-3-((E)-4-methylbenzylidene)bicyclo[2.2.1]heptan-2-one 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 | C18H22O |
| Molecular Weight | 254.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |