Description

1,2,4-Benzenetricarboxylic Acid, Butyl Ester is a versatile organic ester derivative of trimellitic acid, valued for its role as a key intermediate and performance additive. This compound is crucial for imparting specific chemical properties such as plasticization, solubility modification, and cross-linking in advanced polymer systems. It is primarily sought by manufacturers in the polymer, coatings, and specialty chemical industries for applications requiring tailored ester functionalities.

Application

• Polymer Intermediate: A key monomer or co-monomer in the synthesis of high-performance polyesters, polyamides, and alkyd resins.
• Plasticizer Precursor: Used in the production of specialty plasticizers to enhance the flexibility and processability of PVC and other polymers.
• Coating Formulations: Acts as a modifying agent in paints, varnishes, and industrial coatings to improve adhesion, durability, and chemical resistance.
• Cross-linking Agent: Employed in thermosetting resin systems to increase network density and thermal stability.
• Specialty Chemical Synthesis: Serves as a versatile building block for synthesizing complex molecules in pharmaceutical and agrochemical research.
• Adhesive & Sealant Production: Incorporated to modify rheological properties and enhance performance in high-strength adhesive formulations.

Basic Information

Product Name	1,2,4-Benzenetricarboxylic Acid, Butyl Ester
CAS No.	51281-35-7
Molecular Formula	C15H18O6
Molecular Weight	294.30 g/mol
Synonyms	Butyl Trimellitate; 1,2,4-Benzenetricarboxylic Acid Tributyl Ester; Tributyl Trimellitate; Trimellitic Acid Tributyl Ester; Tributyl 1,2,4-Benzenetricarboxylate; TBTM; NSC 664956; Butyl Ester of Trimellitic Acid
EINECS	Contact for details

Quality Control

Our production of 1,2,4-Benzenetricarboxylic Acid, Butyl Ester adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. The material is characterized using advanced analytical techniques including GC, HPLC, and NMR to verify identity, purity, and the absence of critical impurities. A comprehensive Certificate of Analysis (COA) detailing all specification parameters is provided with each shipment to support your quality assurance processes.

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 bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed when not in use to minimize moisture absorption and contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g
Specific Gravity (20°C)	1.080 - 1.120
Refractive Index (20°C)	1.490 - 1.510

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