Description

Bis(Trimethylsilyl)Dichloromethane is a highly reactive organosilicon reagent featuring a geminal dichloromethane core flanked by two trimethylsilyl groups. This compound matters as a versatile synthon for introducing the dichloromethylene unit and for serving as a precursor to carbenes and other reactive intermediates in advanced organic synthesis. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate Synthesis: A key building block for the introduction of dichloromethylene and carbene functionalities into active pharmaceutical ingredients (APIs).
• Agrochemical Production: Used in the synthesis of novel pesticides and herbicides that require specific chlorinated carbon frameworks.
• Advanced Material Precursor: Serves as a monomer or cross-linking agent in the development of specialty polymers and silicon-containing hybrid materials.
• Organic Synthesis Reagent: Employed in cyclopropanation reactions, olefination processes, and as a source of :CCl2 equivalents in laboratory-scale and pilot-plant syntheses.
• Ligand and Catalyst Development: Utilized for modifying metal complexes and creating novel ligand systems in catalysis research.
• Chemical Research & Development: A valuable tool for exploring new reaction pathways and developing novel synthetic methodologies in academic and industrial settings.

Basic Information

Product Name	Bis(Trimethylsilyl)Dichloromethane
CAS No.	15951-41-4
Molecular Formula	C7H18Cl2Si2
Molecular Weight	217.30 g/mol
Synonyms	Dichlorobis(trimethylsilyl)methane; Dichloromethylene[bis(trimethylsilane)]; 1,1-Dichloro-2,2-bis(trimethylsilyl)ethene precursor; (Dichloromethylene)bis(trimethylsilane); Bis(TMS)Dichloromethane; TMS2CCl2; NSC 163082
EINECS	Contact for details

Quality Control

Our Bis(Trimethylsilyl)Dichloromethane is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles 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, well-ventilated place at room temperature (15-25°C). Due to its hygroscopic and highly volatile nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture ingress and decomposition. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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