| CAS No. | 1235324-05-6 |
| Molecular Formula | C26H35O2P |
| Molecular Weight | 410.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 410.53 g/mol gives Dicyclohexyl(2′,6-dimethoxy[1,1′-biphenyl]-2-yl)phosphine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Dicyclohexyl(2′,6-dimethoxy[1,1′-biphenyl]-2-yl)phosphine (CAS 1235324-05-6), molecular formula C26H35O2P and molecular weight 410.53 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Dicyclohexyl(2′,6-dimethoxy[1,1′-biphenyl]-2-yl)phosphine (C26H35O2P) contains a steroid core, organophosphorus functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.5, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 410.53 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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), Dicyclohexyl(2′,6-dimethoxy[1,1′-biphenyl]-2-yl)phosphine 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 | C26H35O2P |
| Molecular Weight | 410.53 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 9.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |