Description

2-Propenoic Acid, 3,3'-(1,3-Phenylene)Bis- is a specialized aromatic diacrylate monomer with the CAS number 37710-81-9. This compound is a critical building block in the synthesis of high-performance polymers, valued for its ability to introduce cross-linking sites and enhance material properties. It is essential for manufacturers in the advanced coatings, adhesives, and photopolymer industries seeking to develop products with superior durability and chemical resistance.

Application

• UV-Curable Coatings and Inks: Serves as a key reactive diluent and cross-linking agent, contributing to fast curing, high gloss, and excellent surface hardness.
• Photopolymer Resins for 3D Printing: Used in stereolithography (SLA) and digital light processing (DLP) resins to control viscosity and improve the mechanical strength and resolution of printed parts.
• Adhesives and Sealants: Imparts strong adhesion and cross-link density in acrylic-based structural and pressure-sensitive adhesive formulations.
• Optical Fiber Coatings: Employed in the production of primary and secondary coatings to protect glass fibers, offering excellent flexibility and environmental resistance.
• Dental Composites and Restoratives: Functions as a monomer in light-curable dental materials, providing low shrinkage and high biocompatibility upon polymerization.
• Electronic Encapsulants and Potting Compounds: Used to create protective, insulating layers on electronic components, offering thermal stability and moisture resistance.

Basic Information

Product Name	2-Propenoic Acid, 3,3'-(1,3-Phenylene)Bis-
CAS No.	37710-81-9
Molecular Formula	C15H14O4
Molecular Weight	258.27 g/mol
Synonyms	m-Phenylene Diacrylate; 1,3-Phenylene Diacrylate; m-Phenylenediacrylate; 1,3-Benzenediacrylic Acid; 3,3'-(1,3-Phenylene)bis(2-propenoic acid); Bis(acryloyloxy)benzene (meta isomer); Acrylic acid, m-phenylene ester
EINECS	Contact for details

Quality Control

Our production of 2-Propenoic Acid, 3,3'-(1,3-Phenylene)Bis- adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay by HPLC, identification by FT-IR, and quantification of key impurities, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and 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 such as nitrogen. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines
Water Content (KF)	≤ 0.5%

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