(2-(Dicyclohexylphosphino)phenyl)(phenyl)methanone CAS 256926-87-1
| CAS No. | 256926-87-1 |
| Molecular Formula | C25H31OP |
| Molecular Weight | 378.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (2-(Dicyclohexylphosphino)phenyl)(phenyl)methanone (CAS 256926-87-1), a certified reference material (molecular formula C25H31OP, MW 378.49 g/mol) for analytical method development and quality control.
Structurally, (2-(Dicyclohexylphosphino)phenyl)(phenyl)methanone (C25H31OP) contains a steroid core, organophosphorus functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.5, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 378.49 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).
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), (2-(Dicyclohexylphosphino)phenyl)(phenyl)methanone 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 | C25H31OP |
| Molecular Weight | 378.49 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Dicyclohexylphosphino Standards
- 2-(Dicyclohexylphosphino)-2'-methoxy-1,1'-biphenyl (CAS 255835-82-6)
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- N-(2-(Dicyclohexylphosphino)benzylidene)cyclohexanamine (CAS 820964-95-2)
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Recommended Standards
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- FR 139317 (CAS 142375-60-8)
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- 4-Chloro-2-fluoro-5-ethoxycarbonylphenylboronic acid (CAS 325786-25-2)
- 3-(3,6-Dichloro-9H-carbazol-9-yl)propanehydrazide (CAS 300816-39-1)
- Myristoyl Pentapeptide-4 (CAS 1392416-25-9)
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