Description

3-[Chloro(Dimethyl)Silyl]Propanenitrile is a versatile organosilicon compound featuring a reactive chlorosilyl group and a nitrile functionality. This dual reactivity makes it a valuable key intermediate for the synthesis of advanced silicone polymers and surface-modifying agents. It is primarily needed by R&D chemists and production specialists in the pharmaceutical, agrochemical, and specialty materials sectors for creating custom silane coupling agents and functional polymers.

Application

• Silane Coupling Agent Precursor: Used to synthesize custom silane coupling agents for improving adhesion between organic polymers and inorganic surfaces like glass, metals, or minerals.
• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug delivery system components.
• Agrochemical Synthesis: Employed in the production of advanced pesticides, herbicides, and plant growth regulators requiring specific surface activity.
• Polymer Modification: Used to introduce functional silyl groups into polymer backbones to alter properties like hydrophobicity, cross-linking density, and thermal stability.
• Surface Treatment Agent: Applied in coatings and composites to modify surface energy and enhance compatibility between different material phases.
• Cross-linking Agent: Functions as a reactive moiety in silicone elastomers and resins to control cure rates and final material properties.

Basic Information

Product Name	3-[Chloro(Dimethyl)Silyl]Propanenitrile
CAS No.	18163-33-2
Molecular Formula	C5H10ClNSi
Molecular Weight	147.68 g/mol
Synonyms	3-(Chlorodimethylsilyl)propanenitrile; (3-Cyanopropyl)dimethylchlorosilane; γ-Cyanopropyldimethylchlorosilane; Dimethyl(3-cyanopropyl)chlorosilane; Chloro(3-cyanopropyl)dimethylsilane; 3-(Dimethylchlorosilyl)propionitrile; Propanenitrile, 3-[chloro(dimethyl)silyl]-; CDMCP
EINECS	242-060-7

Quality Control

Our 3-[Chloro(Dimethyl)Silyl]Propanenitrile is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and FTIR analysis, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and compliance with your project requirements.

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). 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 absorption and decomposition. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (20°C)	0.98 - 1.02 g/mL
Refractive Index (n20D)	1.440 - 1.450

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