Description

Dimethylbis(trifluoromethylsulfonyloxy)silane is a highly reactive organosilicon compound featuring two triflate (trifluoromethanesulfonate) leaving groups. This compound matters as a versatile and powerful silylating agent and electrophile, enabling the introduction of the dimethylsilyl moiety under mild conditions. It is primarily needed by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for synthesizing silicon-containing intermediates, protecting groups, and as a precursor for specialty polymers and catalysts.

Application

• Pharmaceutical Intermediate Synthesis: Used as a key reagent for the silylation of alcohols, phenols, and amines to create protected intermediates in complex drug molecule development.
• Catalyst and Ligand Preparation: Serves as a precursor for synthesizing organosilicon-based Lewis acids and ligands used in asymmetric catalysis and polymerization reactions.
• Surface Modification Agent: Employed to functionalize silica, glass, or other oxide surfaces with organic groups for tailored adhesion, hydrophobicity, or biocompatibility.
• Polymer and Material Science: Acts as a monomer or cross-linking agent in the production of specialty silicones, silicon-based polymers, and hybrid organic-inorganic materials.
• Agrochemical Synthesis: Utilized in the manufacture of silicon-containing active ingredients or adjuvants that enhance efficacy and environmental stability.
• Electrolyte Additive for Batteries: Investigated for use as an additive in lithium-ion battery electrolytes to improve SEI (Solid Electrolyte Interphase) stability and performance.

Basic Information

Product Name	Dimethylbis(Trifluoromethylsulfonyloxy)Silane
CAS No.	27607-78-9
Molecular Formula	C6H6F6O6S2Si
Molecular Weight	404.23 g/mol
Synonyms	Dimethylbis(trifluoromethanesulfonato)silane; Dimethyl Silyl Bis(triflate); Bis(trifluoromethanesulfonyloxy)dimethylsilane; Dimethylsilylene Bis(trifluoromethanesulfonate); (Trifluoromethanesulfonato-O)dimethylsilane Dimer (misnomer); Dimethyl Silicon Bis(triflate); DMTFS
EINECS	Contact for details

Quality Control

Our Dimethylbis(trifluoromethylsulfonyloxy)silane undergoes rigorous quality testing to ensure compliance with industry standards for high-purity organosilicon reagents. Each batch is analyzed to confirm identity, purity, and the absence of critical impurities. Certificates of Analysis (COA) detailing specifications and test results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 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.