Description

Phosphine, Tris[p-(Trimethylsilyl)Phenyl]- is a specialized organophosphorus compound featuring a central phosphorus atom bonded to three p-(trimethylsilyl)phenyl groups. This compound is a valuable ligand precursor and building block in advanced materials science and catalysis, prized for its steric bulk and electronic properties. It is primarily utilized by researchers and manufacturers in the pharmaceutical, fine chemical, and semiconductor industries for developing novel catalysts and functional materials.

Application

• Catalyst Ligand in Cross-Coupling Reactions: Serves as a sophisticated ligand for transition metal catalysts (e.g., palladium, nickel) used in C-C and C-N bond-forming reactions critical for pharmaceutical synthesis.
• Precursor for Advanced Materials: Used in the research and development of novel organometallic frameworks, polymers, and functionalized surfaces with specific electronic or optical properties.
• Semiconductor Manufacturing: Investigated as a potential precursor for doping agents or in the chemical vapor deposition (CVD) processes for advanced electronic materials.
• Organic Synthesis Intermediate: Acts as a key intermediate in the multi-step synthesis of complex organic molecules, including potential drug candidates and specialty chemicals.
• Research & Development: A critical reagent in academic and industrial R&D labs for exploring new catalytic systems and material properties.

Basic Information

Item	Details
Product Name	Phosphine, Tris[p-(Trimethylsilyl)Phenyl]-
CAS No.	18848-96-9
Molecular Formula	C27H39PSi3
Molecular Weight	466.82 g/mol
Synonyms	Tris(4-(trimethylsilyl)phenyl)phosphine; Tris[p-(trimethylsilyl)phenyl]phosphane; Tris(4-trimethylsilylphenyl)phosphine; P,P,P-Tris(4-trimethylsilylphenyl)phosphine; Phosphorous tri(4-trimethylsilylphenyl) ester; (4-Trimethylsilylphenyl)phosphine, tris-; Ligand precursor 18848-96-9
EINECS	Contact for details

Quality Control

Every batch of Phosphine, Tris[p-(Trimethylsilyl)Phenyl]- is produced and analyzed under strict quality protocols. We ensure high purity and batch-to-batch consistency through advanced analytical techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, well-ventilated place. Isolate from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
1H NMR	Conforms
31P NMR	Conforms
Melting Point	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.