Description

Phosphorane, Bis(Trimethylsilyl)Methylenechlorodimethyl- CAS NO 92713-31-0 is a highly reactive organophosphorus reagent featuring a unique ylide structure stabilized by trimethylsilyl groups. This compound is valued for its role as a versatile building block in synthetic organic chemistry, enabling the formation of complex molecular frameworks. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing novel phosphorus-containing intermediates and ligands.

Application

• Phosphorus Ylide Chemistry: A key reagent for Wittig and related olefination reactions to synthesize alkenes with specific stereochemistry.
• Pharmaceutical Intermediate Synthesis: Used in the construction of complex, bioactive molecules and potential drug candidates during research and development phases.
• Ligand Precursor: Serves as a starting material for synthesizing specialized phosphine ligands used in catalysis, such as cross-coupling reactions.
• Organometallic Chemistry: Employed in the preparation of novel organophosphorus-metal complexes for catalytic and material science applications.
• Agrochemical Research: Utilized in developing new active ingredients and intermediates for crop protection chemicals.
• Advanced Material Development: Acts as a precursor for phosphorus-containing polymers or surface modifiers with tailored properties.

Basic Information

Product Name	Phosphorane, Bis(Trimethylsilyl)Methylenechlorodimethyl-
CAS No.	92713-31-0
Molecular Formula	C9H24ClPSi2
Molecular Weight	254.88 g/mol
Synonyms	Chlorodimethyl[bis(trimethylsilyl)methylene]phosphorane; (Chloromethylene)bis(trimethylsilyl)phosphorane; Dimethyl(chloromethylene)bis(trimethylsilyl)phosphorane; Bis(trimethylsilyl)methylene(chloro)dimethylphosphorane; Tebbe-type Reagent Analog; Silyl-Stabilized Phosphorus Ylide
EINECS	Contact for details

Quality Control

Every batch of Phosphorane, Bis(Trimethylsilyl)Methylenechlorodimethyl- is produced and handled under strict quality protocols. Our products undergo rigorous quality testing, including NMR and chromatographic analysis, to ensure high purity and consistency for research applications. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its moisture-sensitive (hygroscopic) nature, this material should be handled and stored under an inert atmosphere (argon or nitrogen) to maintain stability and prevent decomposition. Recommended long-term storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (NMR / GC)	≥ 95%
Chloride Content	Conforms

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