Description

Mono(2-Ethyl-5-Oxohexyl)Phthalate is a specialized phthalate ester derivative, primarily valued as a key intermediate in the synthesis of high-performance plasticizers and polymer additives. Its chemical structure offers unique properties for modifying the flexibility, durability, and processing characteristics of various polymeric materials. This compound is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking to develop advanced material formulations.

Application

• Plasticizer Intermediate: A crucial building block in the production of complex ester-based plasticizers for PVC and other polymers.
• Polymer Modification: Used to synthesize additives that enhance the low-temperature flexibility and elongation of finished plastic products.
• Specialty Resins & Coatings: Serves as a reactive intermediate in the formulation of alkyd resins and coating systems for improved film properties.
• Adhesive & Sealant Formulations: Incorporated to adjust the rheology and permanence of high-performance adhesives.
• Lubricant Additive Synthesis: Acts as a precursor for additives that improve the performance of synthetic lubricants and functional fluids.

Basic Information

Product Name	Mono(2-Ethyl-5-Oxohexyl)Phthalate
CAS No.	40321-98-0
Molecular Formula	C₁₆H₂₀O₅
Molecular Weight	292.33 g/mol
Synonyms	5-Oxo-2-ethylhexyl hydrogen phthalate; 2-Ethyl-5-oxohexyl hydrogen phthalate; Phthalic acid mono(2-ethyl-5-oxohexyl) ester; MEHHP (context-specific); 1,2-Benzenedicarboxylic acid, mono(2-ethyl-5-oxohexyl) ester; Mono(2-ethyl-5-oxohexyl) ester of phthalic acid
EINECS	254-897-5

Quality Control

Our Mono(2-Ethyl-5-Oxohexyl)Phthalate is produced under a rigorous quality management system. Each batch is analyzed to ensure consistent purity and meets defined specifications for industrial use. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your procurement 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 strong alkalis and incompatible materials. The container should be kept tightly sealed when not in use to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Acid Value	Contact for details
Specific Gravity (20°C)	~1.10 - 1.15

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