Description

Bis(Trimethylsilyl)Phosphine is a highly reactive organosilicon reagent featuring a phosphorus atom bonded to two trimethylsilyl groups. This compound is a critical precursor in organophosphorus and materials chemistry, valued for its ability to introduce phosphine functionalities under mild conditions. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for synthesizing novel ligands, catalysts, and phosphorus-containing polymers.

Application

• Phosphine Ligand Synthesis: A key building block for the preparation of novel monodentate and bidentate phosphine ligands used in homogeneous catalysis.
• Pharmaceutical Intermediates: Employed in the synthesis of complex molecules where phosphorus incorporation is required for biological activity or as a synthetic handle.
• Agrochemical Active Ingredients: Used in the research and development of new herbicides, insecticides, and plant growth regulators containing phosphorus.
• Polymer & Materials Science: Serves as a monomer or cross-linking agent in the production of phosphorus-based polymers, flame retardants, and specialty materials.
• Semiconductor & Electronics: Investigated as a dopant or precursor in the chemical vapor deposition (CVD) of III-V semiconductor thin films.
• Coordination Chemistry: Acts as a silylating agent for phosphorus centers and a starting material for metal-phosphine complexes.

Basic Information

Product Name	Bis(Trimethylsilyl)Phosphine
CAS No.	15573-39-4
Molecular Formula	C6H19PSi2
Molecular Weight	162.37 g/mol
Synonyms	Bis(trimethylsilyl)phosphine; Phosphinobis(trimethylsilane); Hexamethyl(phosphinidene)disilane; (Trimethylsilyl)phosphine dimer; P(SiMe3)3H?; DTMP; BTSP; Tris(trimethylsilyl)phosphine related compound
EINECS	Contact for details

Quality Control

Our Bis(Trimethylsilyl)Phosphine is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques including GC, NMR, and Karl Fischer titration for comprehensive characterization. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance and R&D documentation.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and easily oxidized nature, this product must be stored under an inert atmosphere (argon or nitrogen) at temperatures between 2°C and 8°C. Keep the container tightly sealed in a cool, dry, well-ventilated place, away from heat, sparks, and open flames. Handle and open containers only in an inert atmosphere glovebox or using appropriate Schlenk line techniques to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.1%

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