Description

Didecylbenzene is a high-purity, branched-chain alkylbenzene derivative, specifically a dialkylated benzene. This compound is valued for its excellent solvency, thermal stability, and hydrophobic properties, making it a versatile intermediate and functional fluid component. It is primarily sought by manufacturers in the lubricant, polymer, and specialty chemical industries for applications requiring a non-polar, high-boiling organic medium.

Application

• As a high-performance base stock or additive component in synthetic lubricants and greases.
• As a plasticizer and processing aid in the production of polymers and elastomers.
• As a key intermediate in the synthesis of sulfonates and other surfactants for industrial detergents.
• As a dielectric fluid or heat transfer fluid in specialized electrical and thermal systems.
• As a solvent and carrier in agrochemical formulations such as pesticides and herbicides.
• In the formulation of metalworking fluids and industrial cleaning compounds.

Basic Information

Product Name	Didecylbenzene
CAS No.	33377-22-9
Molecular Formula	C26H46
Molecular Weight	358.65 g/mol
Synonyms	1-Phenyldidecane; Di-n-decylbenzene; Didecyl Benzene; Benzene, didecyl-; Decylbenzene, branched and linear; Alkylate 215; Heavy Alkylate; C10 Alkylbenzene
EINECS	251-468-3

Quality Control

Our Didecylbenzene is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A detailed Certificate of Analysis (COA) documenting purity, identity, and key parameters is provided with every shipment to guarantee consistency and 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 acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Color (Pt-Co)	≤ 50
Water Content (KF)	≤ 0.1%
Density at 20°C	0.855 - 0.865 g/mL
Refractive Index (n20D)	1.478 - 1.488

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