Description

3-Methyl-1,5-Pentanediyl Diacrylate is a bifunctional acrylate monomer characterized by its branched aliphatic structure. This compound is valued for its ability to introduce cross-linking sites into polymer chains, significantly enhancing the final material's durability, chemical resistance, and thermal stability. It is a critical raw material for formulators and manufacturers in the coatings, adhesives, photoresists, and specialty polymer industries seeking to develop high-performance, cross-linked networks.

Application

• UV-Curable Coatings & Inks: A key cross-linking agent for formulating hard, scratch-resistant, and weatherable surface finishes.
• Adhesives & Sealants: Imparts enhanced cohesive strength, flexibility, and environmental resistance in acrylic-based adhesive systems.
• Photopolymer Resins: Used in stereolithography (SLA) and other 3D printing resins to control cure speed and mechanical properties.
• Fiber Optic Coatings: Contributes to the protective primary and secondary coatings that shield optical fibers.
• Dental & Medical Polymers: Serves as a co-monomer in the production of biocompatible, cross-linked polymers for restorative materials.
• Printing Plates & Photoresists: Acts as a reactive diluent and cross-linker in photosensitive compositions for graphic arts and electronics.
• Modifier for Thermoplastics: Used to graft acrylic functionality onto polymer backbones to improve compatibility and performance.

Basic Information

Product Name	3-Methyl-1,5-Pentanediyl Diacrylate
CAS No.	64194-22-5
Molecular Formula	C12H18O4
Molecular Weight	226.27 g/mol
Synonyms	3-Methyl-1,5-pentanediol diacrylate; 1,5-Pentanediyl diacrylate, 3-methyl-; Diacrylate of 3-methyl-1,5-pentanediol; MPDA; 3-Methylpentane-1,5-diyl diacrylate; Acrylic acid, diester with 3-methyl-1,5-pentanediol; Branched C6 diacrylate
EINECS	Contact for details

Quality Control

Our 3-Methyl-1,5-Pentanediyl Diacrylate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, purity, and impurity profile analysis, to ensure consistent performance and reliability for your formulations. Certificates of Analysis (COA) documenting key specifications are available upon request.

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. To maintain optimal quality and inhibit premature polymerization, store under an inert atmosphere and use appropriate inhibitor systems as required.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.1%
Acidity (as acrylic acid)	≤ 0.5%
Inhibitor (MEHQ)	100 - 200 ppm

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