p,p-Diphenyl-n-(triphenyl-lambda5-phosphanylidene)phosphinic amide CAS 2156-69-6
| CAS No. | 2156-69-6 |
| Molecular Formula | C30H25NOP2 |
| Molecular Weight | 477.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
p,p-Diphenyl-n-(triphenyl-lambda5-phosphanylidene)phosphinic amide (CAS 2156-69-6) is a high-purity analytical reference standard with the molecular formula C30H25NOP2 and a molecular weight of 477.47 g/mol.
p,p-Diphenyl-n-(triphenyl-lambda5-phosphanylidene)phosphinic amide (C30H25NOP2) contains a steroid core, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), p,p-Diphenyl-n-(triphenyl-lambda5-phosphanylidene)phosphinic amide 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 | C30H25NOP2 |
| Molecular Weight | 477.47 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
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