Description

3-Cyanopropylmethyldichlorosilane is a highly reactive bifunctional organosilicon compound that serves as a critical intermediate in advanced material synthesis. Its molecular structure, featuring both a reactive dichlorosilane group and a cyano-terminated propyl chain, makes it an essential building block for creating tailored surface properties and polymer functionalities. This specialty silane is primarily utilized by manufacturers in the electronics, specialty polymers, and advanced coatings industries seeking to introduce specific functional groups or enhance material adhesion and compatibility.

Application

• Surface Modification Agent: Used to functionalize silica, glass, and other inorganic surfaces, introducing cyano groups for further chemical attachment or to alter surface energy.
• Polymer Precursor: Serves as a key monomer or cross-linking agent in the synthesis of specialty silicones, polyimides, and other high-performance polymers.
• Adhesion Promoter: Enhances the bond between organic polymers and inorganic substrates in composite materials, sealants, and electronic encapsulants.
• Chromatography Stationary Phases: Employed to derivatize silica gel for HPLC columns, creating cyano-phase materials for specific separation applications.
• Intermediate for Further Synthesis: The cyano group can be reduced to an amine or hydrolyzed to a carboxylic acid, providing a versatile handle for creating a wide range of functional silanes.
• Coupling Agent in Electronics: Used in the fabrication of semiconductors and microelectronic devices to improve the interface between different material layers.

Basic Information

Product Name	3-Cyanopropylmethyldichlorosilane
CAS No.	1190-16-5
Molecular Formula	C5H9Cl2NSi
Molecular Weight	182.12 g/mol
Synonyms	Methyldichloro(3-cyanopropyl)silane; (3-Cyanopropyl)methyldichlorosilane; Dichloro(3-cyanopropyl)methylsilane; 3-Cyanopropyldichloromethylsilane; γ-Cyanopropylmethyldichlorosilane; Silane, dichloro(3-cyanopropyl)methyl-; Methyl(3-cyanopropyl)dichlorosilane
EINECS	214-737-5

Quality Control

Our production of 3-Cyanopropylmethyldichlorosilane adheres to stringent quality management protocols. Each batch undergoes comprehensive analysis including purity assay, identity confirmation, and impurity profiling to ensure consistency and performance. Certificates of Analysis (COA) detailing specific results for all critical parameters are provided with every shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic and highly volatile nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and decomposition. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases, acids, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	1.18 - 1.22 g/mL
Refractive Index (n20D)	1.458 - 1.462
Chloride Content	Contact for details

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