Description

Isononyl Isononanoate is a high-purity synthetic ester known for its exceptional stability and low viscosity. This versatile emollient is prized for its ability to impart a non-greasy, silky-smooth feel and enhance the spreadability of formulations. It is a critical ingredient for manufacturers in the personal care, cosmetics, and lubricant industries seeking superior sensory properties and performance.

Application

• Personal Care & Cosmetics: A premium emollient and solvent in sunscreens, facial creams, lotions, and makeup for a dry, elegant skin feel.
• Hair Care Products: Used in conditioners, serums, and styling aids to reduce tackiness and improve combability and shine.
• Color Cosmetics: Acts as a pigment wetting agent and dispersant in lipsticks, foundations, and eyeshadows for smooth application.
• Skin Care Formulations: Provides excellent moisturization and skin barrier support in anti-aging and restorative creams.
• Industrial Lubricants & Release Agents: Serves as a low-volatility base fluid or additive in specialty lubricants and mold release compounds.
• Plasticizer & Carrier Fluid: Used as a secondary plasticizer in polymers and as a carrier for active ingredients in various industrial applications.

Basic Information

Product Name	Isononyl Isononanoate
CAS No.	42131-25-9
Molecular Formula	C18H36O2
Molecular Weight	284.48 g/mol
Synonyms	Isononyl Isononanoate; 3,5,5-Trimethylhexyl 3,5,5-trimethylhexanoate; Isononyl Ester of Isononanoic Acid; EINECS 255-673-1; Hexanoic acid, 3,5,5-trimethyl-, 3,5,5-trimethylhexyl ester; Isononanol Isononanoate; Isononyl Isooctanoate (common trade name variant); ININ
EINECS	255-673-1

Quality Control

Our Isononyl Isononanoate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including gas chromatography (GC), to ensure it meets high-purity specifications and consistent performance. Certificates of Analysis (COA) documenting identity, assay, and key physical properties are provided with every shipment to guarantee traceability and compliance with your formulation requirements.

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 heat sources.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acid Value	≤ 0.5 mg KOH/g
Saponification Value	190 - 205 mg KOH/g
Refractive Index (20°C)	1.430 - 1.440
Specific Gravity (20/20°C)	0.850 - 0.865

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