Description

2-(Acryloyloxy)-2-Methylpropanoic Acid is a specialized acrylic acid derivative monomer featuring both a polymerizable acrylate group and a carboxylic acid functionality. This dual reactivity makes it a highly versatile building block for synthesizing advanced polymers with tailored properties. It is primarily utilized by R&D chemists and formulators in the coatings, adhesives, and specialty polymer industries seeking to introduce crosslinking sites, enhance adhesion, or modify surface characteristics.

Application

• Crosslinking Agent: A key monomer for introducing carboxylic acid groups into polymer backbones, enabling subsequent crosslinking with epoxies, aziridines, or carbodiimides to form durable networks.
• Adhesive Formulations: Used to enhance the adhesion strength and cohesive properties of pressure-sensitive adhesives (PSAs) and structural adhesives.
• UV-Curable Resins & Coatings: Serves as a reactive diluent and functional monomer in UV-curable inks, coatings, and 3D printing resins, contributing to film hardness and chemical resistance.
• Hydrogel Synthesis: Employed in the production of superabsorbent polymers and biomedical hydrogels due to its hydrophilic and polymerizable nature.
• Surface Modification: Used to graft functional polymer chains onto various substrates (e.g., metals, plastics) to alter surface energy, wettability, or biocompatibility.
• Intermediate for Specialty Chemicals: Acts as a precursor for synthesizing more complex monomers, surfactants, or drug delivery agents.

Basic Information

Product Name	2-(Acryloyloxy)-2-Methylpropanoic Acid
CAS No.	1294000-55-7
Molecular Formula	C7H10O4
Molecular Weight	158.15 g/mol
Synonyms	2-(Acryloyloxy)-2-methylpropionic acid; 2-Methyl-2-(acryloyloxy)propanoic acid; Acrylic acid, (2-methyl-1-oxo-2-propanyl) ester; Acrylic acid, (2-methyl-1-oxo-2-propanyl) ester; 2-Methacryloyloxy-2-methylpropionic acid (common misnomer); 2-(Acryloyloxy)isobutyric acid; (2-Methyl-2-propanoyloxy)acrylic acid
EINECS	Contact for details

Quality Control

Our 2-(Acryloyloxy)-2-Methylpropanoic Acid is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system is designed to meet the rigorous demands of industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is light-sensitive (store away from light). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to minimize potential polymerization.

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)	100 - 250 ppm

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