Description

Pentanoic Acid, Ethenyldimethylsilyl Ester is a specialized organosilicon compound that serves as a valuable intermediate in advanced material synthesis. This chemical is significant for its dual functionality, combining a silyl ether group with a vinyl moiety, enabling its use in controlled polymerization and surface modification processes. It is primarily needed by R&D chemists and process engineers in the silicone polymer, specialty coatings, and adhesive industries seeking to develop novel materials with tailored properties.

Application

• Silicone Polymer Modification: Acts as a functional monomer or chain transfer agent in the synthesis of custom silicone copolymers and resins.
• Surface Coupling Agent: Used to modify inorganic surfaces (e.g., glass, silica) to introduce reactive vinyl groups for subsequent grafting or adhesion promotion.
• Crosslinking Agent: Employed in the formulation of heat-curable or radiation-curable silicone systems for coatings, sealants, and encapsulants.
• Pharmaceutical & Agro-Intermediate: Serves as a protected or functionalized building block in the synthesis of more complex active ingredients.
• Adhesive & Sealant Formulations: Imparts specific rheological and curing characteristics to high-performance silicone-based adhesives.
• Research & Development: A key reagent for academic and industrial research exploring new organosilicon chemistry and hybrid materials.

Basic Information

Product Name	Pentanoic Acid, Ethenyldimethylsilyl Ester
CAS No.	959056-23-6
Molecular Formula	C9H18O2Si
Molecular Weight	186.33 g/mol
Synonyms	Valeric Acid Vinyl Dimethylsilyl Ester; Vinyl Dimethylsilyl Pentanoate; Dimethylvinylsilyl Pentanoate; 1-(Dimethylvinylsilyloxy)pentane; (Dimethylvinylsilyl) valerate; Ethenyldimethylsilyl pentanoate; Pentanoic acid (dimethylvinylsilyl) ester
EINECS	Contact for details

Quality Control

Our production of Pentanoic Acid, Ethenyldimethylsilyl Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your synthetic processes. Each lot undergoes comprehensive analysis, including purity assay and identity confirmation. A Certificate of Analysis (COA) detailing specific results is provided with every shipment to support your quality assurance protocols.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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