Description

Didodecylbenzene is a high-purity, branched alkylbenzene derivative valued for its excellent thermal stability and hydrophobic properties. This compound serves as a critical intermediate and functional additive in advanced industrial formulations. It is essential for manufacturers in the lubricant, polymer, and specialty chemical sectors seeking to enhance product performance and longevity.

Application

• Synthetic Lubricant Base Stock & Additive: Used as a high-performance base fluid or viscosity modifier in synthetic engine oils, compressor oils, and greases, offering superior oxidation resistance and low-temperature fluidity.
• Polymer & Plasticizer Intermediate: Acts as a key building block in the synthesis of specialized plasticizers, stabilizers, and other polymer additives to improve flexibility and durability.
• Surfactant & Detergent Precursor: Employed in the manufacturing of alkylbenzene sulfonates for industrial and institutional cleaning formulations.
• Dielectric Fluid Component: Incorporated into dielectric fluids and transformer oils for its electrical insulating properties and thermal stability.
• Chemical Synthesis Intermediate: Serves as an alkylating agent or hydrophobic moiety in organic synthesis for pharmaceuticals and agrochemicals.
• Heat Transfer Fluid Formulation: Utilized as a stable component in high-temperature heat transfer and hydraulic fluids.

Basic Information

Product Name	Didodecylbenzene
CAS No.	39888-70-5
Molecular Formula	C30H54
Molecular Weight	414.75 g/mol
Synonyms	1,2-Didodecylbenzene; Dodecylbenzene, di-; Bis(dodecyl)benzene; Di-n-dodecylbenzene; Laurylbenzene, di-; Benzene, didodecyl-; Branched didodecylbenzene; Alkylbenzene C24 (branched)
EINECS	254-658-8

Quality Control

Our Didodecylbenzene is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing including GC, HPLC, and NMR to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen. Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Refractive Index (20°C)	1.478 - 1.482
Density (20°C)	0.855 - 0.865 g/mL

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