Description

Dihexyl Maleate is a high-purity diester of maleic acid, valued for its role as a versatile chemical intermediate and plasticizer. Its molecular structure provides excellent solvency and compatibility, making it a key component in the formulation of specialty polymers and functional fluids. This product is essential for manufacturers in the plastics, coatings, and lubricant industries seeking to enhance product performance and process efficiency.

Application

• Primary plasticizer and co-plasticizer for PVC and other polymer systems.
• Key intermediate in the synthesis of specialty polymers and copolymers.
• Solvent and carrier fluid in high-performance lubricants and functional fluids.
• Additive in coating formulations to improve flexibility and adhesion.
• Chemical building block for organic synthesis in pharmaceutical and agrochemical research.
• Component in sealant and adhesive formulations for enhanced durability.

Basic Information

Product Name	Dihexyl Maleate
CAS No.	105-52-5
Molecular Formula	C16H28O4
Molecular Weight	284.39 g/mol
Synonyms	Di-n-hexyl maleate; Maleic acid, dihexyl ester; Hexyl maleate; DHM; Bis(hexyloxycarbonyl)ethylene; 1,4-Dihexyl but-2-enedioate; Dihexyl 2-butenedioate
EINECS	203-306-3

Quality Control

Our Dihexyl Maleate is produced under a strict quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your specifications and industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acidity (as Maleic Acid)	≤ 0.1%
Water Content (KF)	≤ 0.1%
Color (APHA)	≤ 50
Refractive Index (20°C)	1.448 - 1.452
Density (20°C)	0.950 - 0.970 g/mL

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