Description

Caprolactone 2-(Methacryloyloxy)Ethyl Ester is a specialized methacrylate-functional monomer that combines the polymerizable methacrylate group with a caprolactone moiety. This unique bifunctional structure is crucial for synthesizing advanced polymers with tailored properties like flexibility, toughness, and biocompatibility. It is essential for R&D chemists and formulators in the biomedical, dental, coatings, and specialty adhesive industries seeking to engineer materials with specific performance characteristics.

Application

• Biomedical Polymers: A key building block for synthesizing biodegradable and biocompatible polymers used in drug delivery systems, tissue engineering scaffolds, and resorbable medical implants.
• Dental Composites & Restoratives: Used in the formulation of dental resins and composites to improve mechanical strength, wear resistance, and handling properties.
• Specialty Coatings & Inks: Imparts flexibility, adhesion, and chemical resistance to UV-curable coatings, inks, and overprint varnishes for industrial and graphic arts applications.
• Advanced Adhesives & Sealants: Serves as a reactive diluent and modifier in acrylic-based adhesive formulations to enhance toughness and low-temperature performance.
• Hydrogel Synthesis: Employed in the creation of hydrophilic, cross-linked networks for contact lenses, wound dressings, and absorbent materials.
• Modifier for Thermoplastics: Used to graft functional side chains onto polymer backbones, modifying surface characteristics, impact strength, and compatibility in polymer blends.

Basic Information

Product Name	Caprolactone 2-(Methacryloyloxy)Ethyl Ester
CAS No.	85099-10-1
Molecular Formula	C11H16O5
Molecular Weight	228.24 g/mol
Synonyms	2-(Methacryloyloxy)ethyl caprolactone-2-carboxylate; 2-Methacryloxyethyl ε-caprolactone carboxylate; 2-(Methacryloyloxy)ethyl 2-oxepanone-2-carboxylate; Caprolactone 2-methacryloxyethyl ester; Methacryloxyethyl caprolactone carboxylate; 2-Oxepanone, 2-[(2-methyl-1-oxo-2-propen-1-yl)oxy]ethyl ester; 2-(Methacryloyloxy)ethyl 2-oxooxepane-2-carboxylate
EINECS	Contact for details

Quality Control

Our Caprolactone 2-(Methacryloyloxy)Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity, consistent performance, and lot-to-lot reproducibility. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles 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, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Incompatible with strong acids and oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain monomer integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Inhibitor (MEHQ)	50 - 250 ppm

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