(R)-8-Isopropyl-4-methyl-2-(2-methylprop-1-en-1-yl)-2,3-dihydrobenzo[de]chromen-9-ol CAS 1452398-07-0
| CAS No. | 1452398-07-0 |
| Molecular Formula | C20H24O2 |
| Molecular Weight | 296.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(R)-8-Isopropyl-4-methyl-2-(2-methylprop-1-en-1-yl)-2,3-dihydrobenzo[de]chromen-9-ol (CAS 1452398-07-0), molecular formula C20H24O2 and molecular weight 296.40 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (R)-8-Isopropyl-4-methyl-2-(2-methylprop-1-en-1-yl)-2,3-dihydrobenzo[de]chromen-9-ol (C20H24O2) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 296.40 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), (R)-8-Isopropyl-4-methyl-2-(2-methylprop-1-en-1-yl)-2,3-dihydrobenzo[de]chromen-9-ol 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.
Physical & Chemical Properties
| Molecular Formula | C20H24O2 |
| Molecular Weight | 296.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
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