Description

3-(Methacryloyloxy)Sulfolane is a specialized methacrylate ester derivative of sulfolane, valued for its unique combination of a reactive methacryloyl group and a polar sulfone moiety. This bifunctional nature makes it a critical monomer and intermediate for synthesizing advanced polymers with tailored properties. It is particularly sought after by R&D chemists and formulators in the photoresist, specialty adhesives, and high-performance coating industries seeking to enhance material performance.

Application

• Photoresist Monomer: A key component in the formulation of advanced photoresists for semiconductor manufacturing and microelectronics, contributing to improved resolution and etch resistance.
• Specialty Polymer Synthesis: Used as a co-monomer to introduce polar sulfone groups into acrylic and methacrylic polymer backbones, enhancing adhesion, thermal stability, and solvent resistance.
• Adhesive & Sealant Formulations: Imparts excellent adhesion to difficult substrates (e.g., metals, treated plastics) in UV-curable and structural adhesive systems.
• High-Performance Coatings: Incorporated into coatings for automotive, aerospace, and industrial applications to improve durability, chemical resistance, and surface wetting.
• Ion-Exchange & Membrane Materials: Serves as a precursor for functional polymers used in separation membranes and ion-exchange resins due to its polar sulfolane group.
• Crosslinking Agent: Utilized to create crosslinked polymer networks for hydrogels, contact lenses, and other biomedical materials requiring specific mechanical and permeability properties.

Basic Information

Product Name	3-(Methacryloyloxy)Sulfolane
CAS No.	52298-80-3
Molecular Formula	C8H12O4S
Molecular Weight	204.24 g/mol
Synonyms	3-Sulfolanyl methacrylate; Sulfolane 3-yl methacrylate; 3-Methacryloyloxysulfolane; 2-Methyl-2-propenoic acid 3-sulfolanyl ester; 3-(Methacryloyloxy)tetrahydrothiophene 1,1-dioxide; Methacrylic acid 3-sulfolanyl ester; 3-Sulfolanyl 2-methylprop-2-enoate
EINECS	Contact for details

Quality Control

Our 3-(Methacryloyloxy)Sulfolane is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay by HPLC and impurity profiling, to ensure high purity and consistency. Certificates of Analysis (COA) documenting identity, purity, and relevant physical properties are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Inhibitor (MEHQ)	50-200 ppm

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