Bromo(4-tert-butylphenyl)(1,2-bis(diphenylphosphino)benzene)palladium CAS 351531-25-4
| CAS No. | 351531-25-4 |
| Molecular Formula | C40H37BrP2Pd |
| Molecular Weight | 765.99 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.
Bromo(4-tert-butylphenyl)(1,2-bis(diphenylphosphino)benzene)palladium (CAS 351531-25-4), molecular formula C40H37BrP2Pd and molecular weight 765.99 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to organophosphorus functionality, bromine substitution, a polycyclic aromatic system, Bromo(4-tert-butylphenyl)(1,2-bis(diphenylphosphino)benzene)palladium is typically pale yellow to yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 765.99 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures Bromo(4-tert-butylphenyl)(1,2-bis(diphenylphosphino)benzene)palladium under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C40H37BrP2Pd |
| Molecular Weight | 765.99 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com