Description

(3-Chloropropyl)Dimethoxy-(3-(Oxiranylmethoxy)Propyl)Sila is a specialized organosilicon compound featuring both chloropropyl and epoxy (oxiranylmethoxy) functional groups. This unique bifunctional structure makes it a highly valuable coupling agent and reactive intermediate for creating hybrid organic-inorganic materials. It is essential for industries requiring advanced surface modification, adhesion promotion, and the synthesis of functional polymers. Professionals in the silicone manufacturing, advanced composites, and specialty coatings sectors will find this chemical critical for developing high-performance products.

Application

• Silicone Crosslinking & Modification: Acts as a key crosslinker and functional modifier in silicone elastomers and resins, enhancing thermal and mechanical properties.
• Adhesion Promoter for Composites: Used as a coupling agent to improve the bond between inorganic fillers (glass, minerals) and organic polymer matrices in fiberglass-reinforced plastics and composite materials.
• Surface Priming & Treatment: Applied to treat glass, metal, or mineral surfaces to increase hydrophobicity, improve coating adhesion, and provide reactive sites for further chemical grafting.
• Synthesis of Functional Polymers: Serves as a monomer or macromonomer for synthesizing specialty polymers with tailored properties for coatings, sealants, and encapsulants.
• Epoxy Resin Modification: Incorporated into epoxy formulations to introduce silicone-like flexibility, moisture resistance, and improved impact strength.
• Hybrid Material Fabrication: A crucial precursor in sol-gel processes for creating advanced hybrid organic-inorganic materials (ORMOSILs) used in optical, electronic, and biomedical applications.

Basic Information

Product Name	(3-Chloropropyl)Dimethoxy-(3-(Oxiranylmethoxy)Propyl)Sila
CAS No.	71808-64-5
Molecular Formula	C11H23ClO4Si
Molecular Weight	282.84 g/mol
Synonyms	3-(Glycidyloxy)propyl(chloro)dimethoxysilane; (3-Glycidyloxypropyl)chlorodimethoxysilane; γ-Glycidoxypropylchlorodimethoxysilane; Chloro(3-glycidyloxypropyl)dimethoxysilane; (3-Chloropropyl)[3-(oxiran-2-ylmethoxy)propyl]dimethoxysilane; GCP-602 (common trade name); Silane coupling agent Z-6041 (related variant); Epoxy-functional chlorosilane
EINECS	Contact for details

Quality Control

Our production of (3-Chloropropyl)Dimethoxy-(3-(Oxiranylmethoxy)Propyl)Sila adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including GC, HPLC, and NMR, to verify identity, assay, and impurity profiles. Certificates of Analysis (COA) documenting all critical specifications are provided with every shipment. We support customer audits and can tailor specifications to meet specific application requirements under cGMP or ISO 9001 frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 15-25°C. This product is hygroscopic (moisture-sensitive) and must be kept under a dry inert atmosphere (e.g., nitrogen) after opening to prevent hydrolysis and maintain efficacy. 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%
Chloropropyl Content	Contact for details
Epoxy Value	Contact for details
Density (25°C)	~1.08 g/cm³
Refractive Index (n20/D)	~1.445

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