Description

Dioctyl-4,5-Epoxyhexahydro-1,2-Phthalate is a specialized epoxidized plasticizer and chemical intermediate derived from phthalic anhydride. This compound is valued for its ability to impart flexibility and stability to polymer matrices, particularly in applications requiring resistance to heat and migration. It is primarily sought by manufacturers in the plastics, coatings, and specialty chemical industries for formulating high-performance products.

Application

• Primary Plasticizer for PVC and other polymers to enhance flexibility and durability.
• Stabilizing Additive in vinyl compositions to improve heat and light resistance.
• Chemical Intermediate in the synthesis of more complex esters and specialty chemicals.
• Co-Additive in sealant and adhesive formulations to modify rheological properties.
• Functional Fluid component in specialized lubricants and hydraulic fluids.
• Polymer Modifier for engineering plastics to achieve specific mechanical properties.

Basic Information

Product Name	Dioctyl-4,5-Epoxyhexahydro-1,2-Phthalate
CAS No.	7203-70-5
Molecular Formula	C24H42O5
Molecular Weight	410.59 g/mol
Synonyms	Bis(2-ethylhexyl) 4,5-epoxyhexahydrophthalate; 4,5-Epoxyhexahydrophthalic Acid Dioctyl Ester; Epoxidized Dioctyl Hexahydrophthalate; DOHP; Plasticizer DOHP; 1,2-Cyclohexanedicarboxylic Acid, 4,5-Epoxy-, Bis(2-ethylhexyl) Ester; NSC 3349
EINECS	Contact for details

Quality Control

Our Dioctyl-4,5-Epoxyhexahydro-1,2-Phthalate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay and impurity profile determination, to ensure it meets precise specifications and is suitable for industrial applications. Certificates of Analysis (COA) documenting purity, identity, and key physical parameters are available upon request.

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 strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Color (APHA)	≤ 50
Acidity (as Phthalic Acid)	≤ 0.05%
Water Content (KF)	≤ 0.1%
Refractive Index (20°C)	1.470 - 1.480
Specific Gravity (20/20°C)	0.980 - 1.010

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