Description

1,2,4-Benzenetricarboxylic Acid 4-Dodecyl 1,2-Dimethyl Ester is a specialized organic ester derivative of trimellitic acid, designed to offer enhanced solubility and compatibility in polymer and coating systems. This compound is valued for its role as a high-performance plasticizer and intermediate, providing improved flexibility, durability, and processing characteristics to final products. It is primarily needed by manufacturers in the polymer, specialty chemical, and advanced materials industries seeking to modify material properties for demanding applications.

Application

• Polymer Plasticizer: Used as a specialty plasticizer in polyvinyl chloride (PVC), polyurethanes, and other polymers to enhance flexibility, low-temperature performance, and durability.
• Coating Additive: Serves as a performance additive in industrial and protective coatings to improve film formation, adhesion, and weather resistance.
• Synthetic Intermediate: Acts as a key building block in the synthesis of more complex molecules, including other esters, polyesters, and polymeric materials.
• Adhesive Formulation: Incorporated into adhesive and sealant formulations to adjust rheology, improve tack, and enhance compatibility with various substrates.
• Lubricant Component: Utilized as a component in synthetic lubricants and grease formulations for its thermal stability and solvency properties.
• Resin Modifier: Employed to modify the properties of alkyd and other synthetic resins, impacting their curing behavior and final film characteristics.

Basic Information

Item	Detail
Product Name	1,2,4-Benzenetricarboxylic Acid 4-Dodecyl 1,2-Dimethyl Ester
CAS No.	33975-29-0
Molecular Formula	C23H34O6
Molecular Weight	406.51 g/mol
Synonyms	4-Dodecyl 1,2-dimethyl trimellitate; Dodecyl dimethyl trimellitate; Trimellitic acid 4-dodecyl 1,2-dimethyl ester; 1,2-Dimethyl 4-dodecyl benzene-1,2,4-tricarboxylate; Dodecyl methyl trimellitate; Lauryl dimethyl trimellitate; Benzenetricarboxylic acid, 4-dodecyl 1,2-dimethyl ester
EINECS	Contact for details

Quality Control

Our production of 1,2,4-Benzenetricarboxylic Acid 4-Dodecyl 1,2-Dimethyl Ester adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure high purity, consistent composition, and reliable performance. Certificates of Analysis (COA) documenting key parameters such as assay, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. Under these conditions, the product remains stable for extended periods.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%
Specific Gravity (20°C)	1.05 - 1.10
Refractive Index (20°C)	1.480 - 1.490

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