Description

Tris((trimethylsilylmethyl))phosphine (CAS No. 18077-42-4) is a highly specialized organophosphorus compound with the molecular formula C₁₂H₃₃PSi₃. This air-sensitive reagent is widely utilized in advanced synthetic chemistry and catalysis due to its unique steric and electronic properties. The compound features three trimethylsilylmethyl groups bonded to a central phosphorus atom, making it a valuable ligand in transition metal complexes and cross-coupling reactions. Packaged under inert gas to ensure stability, our high-purity grade (≥95%) is ideal for research applications requiring precise control over phosphine-based reactions. Available in amber glass vials with secure septa to prevent moisture and oxygen degradation.

Properties

• CAS Number: 18077-42-4
• Complexity: 170
• IUPAC Name: tris(trimethylsilylmethyl)phosphane
• InChI: InChI=1S/C12H33PSi3/c1-14(2,3)10-13(11-15(4,5)6)12-16(7,8)9/h10-12H2,1-9H3
• InChI Key: KXTJYOAWQBBWAQ-UHFFFAOYSA-N
• Exact Mass: 292.16276765
• Molecular Formula: C12H33PSi3
• Molecular Weight: 292.62
• SMILES: C[Si](C)(C)CP(C[Si](C)(C)C)C[Si](C)(C)C
• Monoisotopic Mass: 292.16276765
• Synonyms: 18077-42-4, tris(trimethylsilylmethyl)phosphane, TRIS(TRIMETHYLSILYLMETHYL)PHOSPHINE, Tris((trimethylsilylmethyl))phosphine, EINECS 241-986-4, Phosphine, tris[(trimethylsilyl)methyl]-, SCHEMBL2552763, DTXSID10171013, KXTJYOAWQBBWAQ-UHFFFAOYSA-N, tris[(trimethylsilyl)methyl]phosphane, DB-321840

Application

Tris((trimethylsilylmethyl))phosphine serves as a versatile ligand in palladium- and nickel-catalyzed cross-coupling reactions, enhancing reaction rates and selectivity. It is employed in the synthesis of phosphine-stabilized metal nanoparticles for catalytic applications. Researchers also utilize it in the preparation of low-coordination phosphorus compounds for materials science studies.

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