Description

Dimethylsilylene Bis(2-Ethylhexanoate) is a versatile organosilicon compound that serves as a key intermediate and functional additive in advanced material synthesis. Its value lies in its ability to act as a cross-linking agent, adhesion promoter, and modifier, imparting specific performance characteristics to final products. This chemical is essential for manufacturers in the silicone polymer, specialty coatings, and sealants industries seeking to enhance product durability and functionality.

Application

• Silicone Polymer & Elastomer Production: Used as a cross-linking agent or chain extender in the synthesis of high-performance silicone rubbers and resins.
• Adhesion Promoter for Coatings: Enhances the bonding of silicone-based coatings and paints to various substrates, including metals and plastics.
• Sealant and Caulk Formulation: Acts as a key component to improve flexibility, weather resistance, and adhesion in construction and industrial sealants.
• Surface Treatment Agent: Modifies surface properties of fillers (e.g., silica) to improve compatibility and dispersion in polymer matrices.
• Lubricant and Grease Additive: Imparts thermal stability and water-repellent properties to specialty lubricants.
• Intermediate for Further Synthesis: Serves as a precursor for other functional organosilicon compounds used in pharmaceuticals and agrochemicals.

Basic Information

Product Name	Dimethylsilylene Bis(2-Ethylhexanoate)
CAS No.	55621-06-2
Molecular Formula	C20H40O4Si
Molecular Weight	372.62 g/mol
Synonyms	Bis(2-ethylhexanoato)dimethylsilane; Dimethylsilanediyl Bis(2-ethylhexanoate); 2-Ethylhexanoic Acid Dimethylsilylene Ester; Dimethylbis(2-ethylhexanoato)silane; Silane, bis(2-ethyl-1-oxohexoxy)dimethyl-; Hexanoic acid, 2-ethyl-, 1,1'-(dimethylsilylene) ester
EINECS	Contact for details

Quality Control

Our Dimethylsilylene Bis(2-Ethylhexanoate) is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as purity, identity, and impurity profiles. Our quality commitment aligns with industrial best practices, and we can support compliance requirements for various global supply chains.

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 material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	0.92 - 0.96 g/mL
Refractive Index (n20D)	1.440 - 1.450
Water Content (KF)	≤ 0.5%

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