Description

Methacrylic Acid 8-Hydroxy-3,6-Dioxaoctane-1-Yl Ester is a specialized methacrylate monomer featuring a hydrophilic polyether chain. This compound is valued for its ability to introduce reactive methacrylate groups and hydrophilic, flexible spacer units into polymer backbones. It is primarily sought by manufacturers in the advanced materials and specialty chemical sectors for developing functional polymers with tailored properties.

Application

• Hydrophilic Polymer Modifier: Used to impart hydrophilicity and flexibility to acrylic and methacrylic polymers for coatings, adhesives, and sealants.
• Crosslinking Agent: Serves as a reactive diluent and crosslinker in UV-curable resin formulations for inks, coatings, and 3D printing materials.
• Biomaterial Synthesis: A key building block for creating hydrogels and biocompatible polymers used in medical devices, drug delivery systems, and contact lenses.
• Surface Active Monomer: Incorporated into copolymers to improve wetting, adhesion, and surface properties in advanced coating applications.
• Dental Materials: Utilized in the formulation of dental composites and restorative materials due to its reactivity and ability to modify polymer network properties.
• Contact Lens Manufacturing: A critical monomer for synthesizing high-water-content, oxygen-permeable hydrogel materials.

Basic Information

Product Name	Methacrylic Acid 8-Hydroxy-3,6-Dioxaoctane-1-Yl Ester
CAS No.	2351-42-0
Molecular Formula	C11H18O6
Molecular Weight	246.26 g/mol
Synonyms	8-Hydroxy-3,6-dioxaoctyl methacrylate; 2-Hydroxyethyl diglycol methacrylate; Di(ethylene glycol) 2-methacryloyloxyethyl ether; Ethanol, 2,2'-[oxybis(2,1-ethanediyloxy)]bis-, 1,1'-dimethacrylate; Poly(ethylene glycol) methyl ether methacrylate (PEGMA) related monomer; HEMA-EO2-MA; 2-(2-(2-Methacryloyloxyethoxy)ethoxy)ethanol
EINECS	Contact for details

Quality Control

Our Methacrylic Acid 8-Hydroxy-3,6-Dioxaoctane-1-Yl Ester is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including assay by GC/HPLC, identity confirmation (IR), and control of key impurities like residual monomers and inhibitors. A Certificate of Analysis (COA) detailing purity, physical properties, and inhibitor content is provided with every shipment to ensure it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at temperatures between 15-25°C (59-77°F). This product is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen). Keep away from strong acids, bases, and sources of heat or ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Inhibitor (MEHQ)	100 - 300 ppm
Acid Value	Contact for details
Refractive Index (n20D)	Contact for details
Density (g/mL at 20°C)	Contact for details

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