CAS · 2071-20-7
Product Overview
Bis(diphenylphosphino)methane is a high-purity catalysts-auxiliary-agent supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance | White to off-white solid |
|---|---|
| Purity (HPLC) | 98% min |
| H-NMR, P-NMR | Conform |
| Solvent | 0.5% max |
Applications
Bis(diphenylphosphino)methane (dppm) is primarily used as a ligand in homogeneous catalysis for a variety of transition-metal-catalyzed reactions, including hydrogenation, hydroformylation, carbon–carbon coupling, and cycloaddition processes. Its bidentate nature enables the formation of stable chelate complexes with metals such as palladium, platinum, rhodium, and nickel, which are widely employed in pharmaceutical synthesis, fine chemicals, and materials chemistry. Additionally, dppm is used in organometallic research to study metal–ligand interactions, electronic effects, and stereoselectivity in catalysis. The ligand also serves as a building block for more complex phosphine-based ligands and coordination compounds in both academic and industrial settings.
Benefits
The key benefits of bis(diphenylphosphino)methane include its strong chelating ability and ability to stabilize metal centers, which enhances catalytic efficiency and selectivity. The rigid methylene bridge maintains a defined bite angle, allowing predictable coordination geometry in metal complexes. Its solubility in common organic solvents facilitates handling and incorporation into catalytic systems. Dppm is also thermally stable and chemically robust, making it compatible with a wide range of reaction conditions. By tuning electronic and steric properties through substitution on the phenyl rings, it can be optimized for specific catalytic applications, providing versatility in reaction design and development.
Conclusion
Bis(diphenylphosphino)methane is a versatile bidentate phosphine ligand extensively used in homogeneous catalysis, organometallic synthesis, and coordination chemistry. Its strong chelation, stable metal complex formation, and tunable electronic properties make it an essential tool in industrial and research applications. As demand grows for efficient and selective metal-catalyzed transformations, this ligand remains a critical component in modern synthetic chemistry.
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