Description

Dichlorofluoro(Methyl)Silane is a versatile organosilicon compound with the CAS registry number 420-58-6. This chemical serves as a critical building block and functionalizing agent in advanced material synthesis, offering unique reactivity due to its silicon-halogen bonds. It is essential for manufacturers and R&D facilities in the semiconductor, specialty polymer, and pharmaceutical intermediates sectors seeking to introduce specific silicon-based functionalities into their products.

Application

• Semiconductor Manufacturing: Key precursor for chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes to create silicon-containing thin films and dielectric layers.
• Surface Modification Agent: Used to functionalize silica, glass, and other inorganic surfaces, imparting hydrophobic or specific reactive properties.
• Silicone Polymer Synthesis: Acts as a monomer or cross-linking agent in the production of specialty fluorosilicones and modified siloxane polymers with enhanced chemical resistance.
• Organic Synthesis Intermediate: A valuable reagent in pharmaceutical and agrochemical research for introducing the (methyl)dichlorofluorosilane moiety into complex molecules.
• Adhesive & Sealant Formulations: Employed as an adhesion promoter and moisture-cure catalyst in high-performance silicone-based sealants and adhesives.
• Nanomaterial Production: Used in the synthesis and surface passivation of silicon-based nanoparticles and quantum dots.

Basic Information

Product Name	Dichlorofluoro(Methyl)Silane
CAS No.	420-58-6
Molecular Formula	C H3 Cl2 F Si
Molecular Weight	151.03 g/mol
Synonyms	Methyldichlorofluorosilane; Dichlorofluoromethylsilane; Fluorodichloromethylsilane; Silane, dichlorofluoro(methyl)-; Dichloro(methyl)fluorosilane; (Dichlorofluorosilyl)methane; FSi(CH3)Cl2; NSC 146032
EINECS	206-997-8

Quality Control

Our Dichlorofluoro(Methyl)Silane is produced under stringent quality management protocols. Every batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee it meets your precise technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and reacts with strong acids and organic solvents; it must be kept under an inert atmosphere (e.g., nitrogen or argon) and isolated from incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Density at 20°C	~1.33 g/cm³
Boiling Point	~60-62°C

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