Description

Isononyl Isooctadecanoate is a high-purity synthetic ester, specifically the isononyl ester of isooctadecanoic acid. This compound serves as a versatile and high-performance intermediate and functional fluid, prized for its excellent stability and solubility characteristics. It is primarily utilized by formulators and manufacturers in the lubricant, polymer, and specialty chemical industries seeking reliable performance additives and base fluids.

Application

• As a synthetic base oil or lubricant additive in high-performance greases, metalworking fluids, and compressor oils.
• As a plasticizer and processing aid in polymer and elastomer formulations to enhance flexibility and workability.
• As a solvent or carrier fluid in specialty coatings, inks, and adhesive systems.
• As a key intermediate in the synthesis of more complex esters and specialty surfactants.
• As a functional fluid in heat transfer and hydraulic systems requiring oxidative stability.
• As a textile lubricant and softening agent in fiber manufacturing and treatment processes.

Basic Information

Product Name	Isononyl Isooctadecanoate
CAS No.	97375-24-1
Molecular Formula	C₂₇H₅₄O₂
Molecular Weight	426.73 g/mol
Synonyms	Isononyl Isostearate; Isooctadecanoic Acid, Isononyl Ester; 3,5,5-Trimethylhexyl Isostearate; 3,5,5-Trimethylhexyl Isooctadecanoate; Isononyl Ester of Isooctadecanoic Acid; EINECS 306-696-6
EINECS	306-696-6

Quality Control

Our Isononyl Isooctadecanoate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet our high standards and your application requirements. A Certificate of Analysis (COA) detailing specific results for key parameters is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from strong acids and organic solvents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to minimize moisture uptake and contamination.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Moisture (KF)	≤ 0.1%
Specific Gravity (20°C)	0.86 - 0.88
Refractive Index (20°C)	1.450 - 1.455

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