Description

2-Ethylhexyl 8-Methylnonyl Phthalate is a specialized phthalate ester plasticizer known for its high molecular weight and excellent performance characteristics. This compound is valued for its ability to impart superior flexibility, durability, and low-temperature properties to polymer matrices, making it a critical additive in advanced material formulations. It is primarily sought by manufacturers in the polymer and specialty chemical industries for producing high-performance PVC, synthetic rubbers, and other elastomers where long-term stability and resistance to extraction are paramount.

Application

• Primary plasticizer for flexible Polyvinyl Chloride (PVC) products such as cables, hoses, and films.
• Key additive in the formulation of synthetic rubbers and elastomers to enhance flexibility and processability.
• Used in specialty adhesives and sealants to improve elongation and adhesion properties.
• Component in coating and ink formulations to modify film-forming characteristics and durability.
• Plasticizer for nitrocellulose and other specialty resins in industrial applications.
• Used in the production of gaskets, automotive interior parts, and other molded plastic goods requiring low volatility.

Basic Information

Product Name	2-Ethylhexyl 8-Methylnonyl Phthalate
CAS No.	89-13-4
Molecular Formula	C25H40O4
Molecular Weight	404.59 g/mol
Synonyms	Bis(2-ethylhexyl) 8-methylnonyl phthalate; DI(2-ethylhexyl) 8-methylnonyl phthalate; 1,2-Benzenedicarboxylic acid, bis(2-ethylhexyl) 8-methylnonyl ester; Phthalic acid, bis(2-ethylhexyl) 8-methylnonyl ester; 8-Methylnonyl 2-ethylhexyl phthalate; Plasticizer 89-13-4; DEHP 8-methylnonyl ester
EINECS	Contact for details

Quality Control

Our 2-Ethylhexyl 8-Methylnonyl Phthalate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including chromatography and spectrometry, to confirm identity and meet specified impurity profiles. A Certificate of Analysis (COA) detailing purity, physical properties, and test results is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and contamination.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.5%
Acidity (as Phthalic Acid)	≤ 0.01%
Water Content (KF)	≤ 0.05%
Color (APHA)	≤ 30
Refractive Index (20°C)	1.483 - 1.487
Density (20°C)	0.970 - 0.980 g/mL

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