Description

2-Carbomethoxyethyldimethoxymethylsilane is a specialized organosilicon compound featuring both alkoxysilane and ester functional groups. This unique bifunctional structure makes it a valuable intermediate for introducing silicon-containing moieties into polymer backbones and surfaces. It is primarily sought after by manufacturers in the advanced materials and specialty chemical sectors. Key applications include its use as a coupling agent, a monomer for silicone-modified polymers, and a surface treatment agent to enhance adhesion and compatibility.

Application

• Silicone Modification Agent: Used to incorporate carbomethoxyethyl groups into silicone polymers, modifying their physical properties and reactivity.
• Crosslinking/Coupling Agent: Acts as an adhesion promoter and crosslinker in sealants, adhesives, and coatings, particularly for hybrid organic-inorganic systems.
• Surface Treatment: Applied to treat inorganic fillers (e.g., silica, glass) or metal surfaces to improve dispersion in organic matrices and enhance composite material performance.
• Intermediate for Specialty Monomers: Serves as a key synthetic precursor for creating custom silane monomers with specific ester functionalities.
• Fiber Sizing: Used in the treatment of glass or carbon fibers to improve the interfacial bond between the fiber and polymer resin in reinforced composites.
• Hydrophobic Coatings: Contributes to the formulation of water-repellent and protective surface coatings.

Basic Information

Product Name	2-Carbomethoxyethyldimethoxymethylsilane
CAS No.	76301-03-6
Molecular Formula	C7H16O4Si
Molecular Weight	192.29 g/mol
Synonyms	3-(Dimethoxymethylsilyl)propyl methyl ester; Methyl 3-(dimethoxymethylsilyl)propanoate; Dimethoxymethyl(3-methoxycarbonylpropyl)silane; (3-Methoxycarbonylpropyl)dimethoxymethylsilane; Methyldimethoxy(3-methoxycarbonylpropyl)silane; 2-Carbomethoxyethylmethyldimethoxysilane; Propanoic acid, 3-(dimethoxymethylsilyl)-, methyl ester
EINECS	Contact for details

Quality Control

Our production of 2-Carbomethoxyethyldimethoxymethylsilane adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay (GC/HPLC), identity confirmation (IR, NMR), and impurity profiling, to ensure high purity and consistent performance. Certificates of Analysis (COA) documenting all critical specifications are provided with every shipment to guarantee traceability and support your quality assurance processes.

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). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under a dry inert atmosphere (e.g., nitrogen) to prevent hydrolysis and degradation upon contact with atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (n20/D)	1.420 - 1.430
Density (g/mL, 20°C)	1.00 - 1.05

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