Description

Bicyclo[2.2.1]Hept-5-En-2-Yl Methacrylate is a specialized, high-purity methacrylate monomer featuring a rigid norbornene backbone. This compound is valued for its ability to impart exceptional thermal stability, chemical resistance, and low shrinkage to advanced polymer systems. It is a critical raw material for R&D chemists and formulators in the photoresist, optical lens, dental composite, and high-performance adhesive industries.

Application

• Photoresists & Advanced Lithography: A key monomer for formulating chemically amplified and EUV photoresists, providing excellent etch resistance and pattern fidelity for semiconductor manufacturing.
• Optical Polymers & Lens Materials: Used in the synthesis of high-refractive-index, transparent polymers for optical lenses, light-guiding plates, and LED encapsulants.
• Dental Composites & Restoratives: Imparts low polymerization shrinkage, high strength, and durability to dental filling materials and restorative resins.
• Toughened Adhesives & Coatings: Serves as a crosslinking agent or co-monomer to enhance the toughness, adhesion, and thermal properties of industrial adhesives and protective coatings.
• Modifier for Engineering Plastics: Incorporated to modify the properties of base polymers, improving heat resistance and dimensional stability for automotive and electronic components.

Basic Information

Item	Detail
Product Name	Bicyclo[2.2.1]Hept-5-En-2-Yl Methacrylate
CAS No.	3232-07-3
Molecular Formula	C₁₂H₁₆O₂
Molecular Weight	192.26 g/mol
Synonyms	5-Norbornene-2-methanol, methacrylate; 2-(Bicyclo[2.2.1]hept-5-en-2-yloxy)ethyl methacrylate (common trade name); Norbornenyl methacrylate; NBMA; Bicyclo[2.2.1]hept-5-en-2-yl 2-methylprop-2-enoate; Methacrylic acid bicyclo[2.2.1]hept-5-en-2-yl ester; 5-Norbornene-2-yl methacrylate; 2-Methacryloyloxy-5-norbornene
EINECS	221-775-4

Quality Control

Our Bicyclo[2.2.1]Hept-5-En-2-Yl Methacrylate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including GC and HPLC, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each 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 place at 2-8°C under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation and polymerization. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Inhibitor (MEHQ)	50 - 150 ppm

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