Description

1,2,3-Propanetriol 1,2,4-Benzenetricarboxylate is a specialized ester compound, also known by its CAS number 71243-42-0. This chemical serves as a versatile intermediate and functional additive, valued for its ability to modify polymer properties and act as a plasticizer or cross-linking agent. It is essential for manufacturers in the polymer, coatings, and specialty chemical industries seeking to enhance material flexibility, durability, and thermal stability.

Application

• Primary use as a plasticizer and modifier in polyvinyl chloride (PVC) and other polymer formulations to improve flexibility and processability.
• Key intermediate in the synthesis of specialty polyesters and alkyd resins for high-performance coatings and adhesives.
• Function as a cross-linking agent in thermosetting polymers to enhance thermal and chemical resistance.
• Component in lubricant and grease formulations to improve viscosity and stability under high temperatures.
• Used in the production of flame-retardant materials and composite systems.
• Potential application as a solvent or coalescing agent in advanced industrial coating systems.

Basic Information

Product Name	1,2,3-Propanetriol 1,2,4-Benzenetricarboxylate
CAS No.	71243-42-0
Molecular Formula	C15H16O8
Molecular Weight	324.28 g/mol
Synonyms	Glycerol 1,2,4-Benzenetricarboxylate; Glycerin Trimesate; 1,2,4-Benzenetricarboxylic Acid, 1,2,3-Propanetriyl Ester; Trimellitic Acid Triglyceride; Triglyceride of Trimellitic Acid; TMA Triglyceride; Polymeric Plasticizer Intermediate; Glyceryl Trimellitate
EINECS	Contact for details

Quality Control

Our 1,2,3-Propanetriol 1,2,4-Benzenetricarboxylate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and meets defined specifications for purity and performance. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory compliance needs.

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 product may be sensitive to moisture; ensure containers are kept sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Acid Value	≤ 5.0 mg KOH/g
Water Content (KF)	≤ 0.5%
Viscosity (25°C)	Reported on COA
Density (20°C)	~1.25 g/cm³

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