4-(Cyclopentyloxy)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine CAS 379268-58-3
| CAS No. | 379268-58-3 |
| Molecular Formula | C25H21O3P |
| Molecular Weight | 400.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-(Cyclopentyloxy)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 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.
4-(Cyclopentyloxy)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine (CAS 379268-58-3), molecular formula C25H21O3P and molecular weight 400.41 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-(Cyclopentyloxy)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine (C25H21O3P) contains a steroid core, a phosphonate group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 15.5, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 400.41 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C25H21O3P |
| Molecular Weight | 400.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 15.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
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