Description

2-Propenoic Acid, 2-Methyl-, 1,1,4,4-Tetramethyl-1,4-Butanediyl Ester is a specialized, high-purity difunctional methacrylate monomer. This compound is valued for its ability to introduce cross-linking sites into polymer chains, significantly enhancing the thermal stability, chemical resistance, and mechanical strength of the final materials. It is a critical raw material for advanced polymer synthesis, serving industries that require high-performance coatings, photoresists, and specialty adhesives.

Application

• As a cross-linking agent in the formulation of high-performance, radiation-curable coatings and inks.
• A key monomer in the synthesis of specialty polymers for electronics, including photoresists and dielectric materials.
• Used in the production of dental composites and restorative materials to improve durability and wear resistance.
• As a building block for adhesives and sealants requiring enhanced chemical and thermal stability.
• In the manufacture of optical lenses and films where clarity and dimensional stability are paramount.
• For research and development of novel biomaterials and hydrogels with tailored mechanical properties.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, 1,1,4,4-Tetramethyl-1,4-Butanediyl Ester
CAS No.	131787-39-8
Molecular Formula	C16H26O4
Molecular Weight	282.38 g/mol
Synonyms	1,4-Butanediol, 2,2,5,5-tetramethyl-, diacrylate; 2,2,5,5-Tetramethyl-1,4-butanediyl diacrylate; 2,2,5,5-Tetramethyl-1,4-butanediol diacrylate; 2,2,5,5-Tetramethyltetramethylene diacrylate; 2-Methyl-2-propenoic acid 1,1,4,4-tetramethyl-1,4-butanediyl ester; Tetramethylbutanediol diacrylate; TMBDA; Difunctional methacrylate crosslinker
EINECS	Contact for details

Quality Control

Our 2-Propenoic Acid, 2-Methyl-, 1,1,4,4-Tetramethyl-1,4-Butanediyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets precise purity and performance specifications. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

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). Keep away from heat, sparks, and open flame. Due to its nature as a strong acid/organic solvent, store separately from incompatible materials such as strong oxidizing agents, bases, and amines.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.1%
Acid Value	≤ 0.5 mg KOH/g
Inhibitor (MEHQ)	50 - 200 ppm

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