Description

Bis(3-Chloropropoxy) Dimethylsilane is a versatile organosilicon compound featuring reactive chloropropoxy and dimethylsilyl groups. This bifunctional structure makes it a valuable intermediate for introducing silane functionality into polymer backbones and for surface modification applications. It is primarily sought after by manufacturers in the specialty polymer, coatings, and adhesives industries. Its utility lies in its ability to act as a crosslinking agent or a precursor for further chemical synthesis.

Application

• As a key monomer or crosslinking agent in the synthesis of specialty silicone polymers and resins.
• Surface treatment of inorganic fillers (e.g., silica, glass) to improve compatibility and dispersion in polymer composites.
• Intermediate in the production of modified silanes for adhesive and sealant formulations.
• Precursor for creating functionalized silanes used in coatings to enhance adhesion and durability.
• Chemical grafting agent for modifying the surface properties of plastics and other materials.
• Research and development of novel organosilicon compounds for electronic or biomedical applications.

Basic Information

Product Name	Bis(3-Chloropropoxy) Dimethylsilane
CAS No.	13617-12-4
Molecular Formula	C8H18Cl2O2Si
Molecular Weight	245.22 g/mol
Synonyms	Dimethylbis(3-chloropropoxy)silane; 1,3-Bis(3-chloropropoxy)-1,1,3,3-tetramethyldisiloxane (related structure); 3-Chloropropyldimethyl(3-chloropropoxy)silane; Bis(3-chloropropyl) dimethylsiliconate; (3-Chloropropoxy)dimethyl(3-chloropropoxy)silane; Silane, bis(3-chloropropoxy)dimethyl-; Dimethylsilane bis(3-chloropropoxide)
EINECS	Contact for details

Quality Control

Our production of Bis(3-Chloropropoxy) Dimethylsilane adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability. Each lot is analyzed using advanced techniques like GC, HPLC, and NMR to confirm identity, purity, and the absence of critical impurities. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Density (at 20°C)	~1.10 g/cm³
Refractive Index (n20D)	~1.450

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