Description

Chloromethyl Silane CAS NO 993-00-0 is a versatile organosilicon compound featuring a reactive chloromethyl group attached to a silicon atom. This bifunctional structure makes it a valuable intermediate for introducing silane functionality into organic molecules, enabling surface modification and polymer cross-linking. It is primarily utilized by manufacturers in the silicone polymer, pharmaceutical, and advanced materials industries for synthesis and surface treatment applications.

Application

• Silicone Intermediate: A key building block for synthesizing specialized silicone oils, resins, and elastomers with modified properties.
• Surface Modification Agent: Used to functionalize inorganic surfaces like glass, silica, and metals to improve adhesion and compatibility with organic polymers.
• Pharmaceutical Synthesis: Serves as a reagent in the production of certain active pharmaceutical ingredients (APIs) and silicon-containing drug candidates.
• Cross-linking Agent: Imparts cross-linking sites in polymers to enhance thermal stability, mechanical strength, and chemical resistance.
• Adhesive & Sealant Formulations: Incorporated to improve the bonding performance and durability of high-performance adhesives and sealants.
• Hybrid Material Production: Facilitates the creation of organic-inorganic hybrid materials for coatings, composites, and nanotechnology applications.

Basic Information

Product Name	Chloromethyl Silane
CAS No.	993-00-0
Molecular Formula	C3H9ClSi
Molecular Weight	108.64 g/mol
Synonyms	(Chloromethyl)trimethylsilane; Trimethyl(chloromethyl)silane; Chloromethyltrimethylsilane; Silane, chloromethyltrimethyl-; NSC 60535; TMS-CH2Cl; (Chloromethyl)trimethylsilicon; Trimethylsilylmethyl chloride
EINECS	213-596-5

Quality Control

Our Chloromethyl Silane is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including gas chromatography (GC) for purity and identity confirmation, to ensure it meets exacting standards for industrial and research use. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

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 product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Density (20°C)	0.88 - 0.92 g/mL
Refractive Index (n20/D)	1.420 - 1.425
Water Content (KF)	≤ 0.1%

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