Description

1,2,4-Benzenetricarboxylic Acid, 2-Ethylhexyl Ester is a specialized organic ester derived from trimellitic acid, serving as a key intermediate and performance additive in advanced polymer systems. Its primary value lies in its ability to impart enhanced flexibility, durability, and processing characteristics to high-performance materials. This product is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking to improve the properties of their final formulations.

Application

• Primary plasticizer and co-monomer in the production of high-temperature resistant polyvinyl chloride (PVC) and other specialty polymers.
• Key intermediate for synthesizing advanced polyimide resins and other high-performance engineering plastics.
• Modifier and compatibilizer in adhesive and sealant formulations to enhance flexibility and adhesion.
• Additive in specialty coatings and inks to improve film-forming properties, gloss, and chemical resistance.
• Raw material for the manufacture of lubricant additives and synthetic esters.
• Intermediate in organic synthesis for pharmaceuticals and agrochemicals.

Basic Information

Product Name	1,2,4-Benzenetricarboxylic Acid, 2-Ethylhexyl Ester
CAS No.	68186-31-2
Molecular Formula	C27H42O6
Molecular Weight	462.62 g/mol
Synonyms	Trimellitic Acid, Tris(2-ethylhexyl) Ester; Tris(2-ethylhexyl) Trimellitate; TEHTM; TOTM; Trioctyl Trimellitate; 1,2,4-Benzenetricarboxylic Acid, Tri(2-ethylhexyl) Ester; Trimellitic Acid Tri(2-ethylhexyl) Ester; 2-Ethylhexyl Trimellitate
EINECS	Contact for details

Quality Control

Our 1,2,4-Benzenetricarboxylic Acid, 2-Ethylhexyl Ester is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A Certificate of Analysis (COA) detailing purity, identity, and key parameters is provided with every shipment to guarantee traceability and compliance with your technical requirements.

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 strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Color (APHA)	≤ 100
Moisture (KF)	≤ 0.1%
Specific Gravity (20°C)	0.980 - 0.995
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.