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Dioctyl azelate

CAS Number
103-24-2
EC Number
203-091-7
Chemical Formula
C25H48O4
Molecular Weight
412.6 g/mol

Description

Dioctyl azelate ( CAS 103-24-2 ), also known commercially as bis(2-ethylhexyl) azelate (DOZ), is a synthetic diester plasticizer and lubricant base fluid derived from azelaic acid. It delivers low-temperature flexibility and lubrication performance across demanding industrial applications. In plastics compounding, DOZ functions as a primary or secondary plasticizer for PVC and other polymers where low-temperature performance is a formulation requirement. This is particularly useful in wire and cable jacketing, films, and flexible profiles. Synthetic lubricant formulators use it as a base fluid or additive in aviation, automotive, and industrial gear oils where a broad operating temperature range is critical. It provides superior performance where conventional mineral oils often fall short. In rubber processing, it improves flexibility and processability in compounds destined for seals, gaskets, and automotive components exposed to cold environments. Metalworking fluid formulators incorporate it to improve lubricity and reduce friction. Dioctyl azelate is supplied as a clear, low-viscosity liquid in drum and IBC quantities, with bulk tanker options available for high-volume buyers. It is offered in technical and industrial grades for various manufacturing needs. Purity levels are typically at 99% or above, ensuring consistent performance in sensitive chemical processes. Specifications are aligned with standard plasticizer ester quality benchmarks including acid value, color, and moisture content. Contact us for supply of Dioctyl azelate Request Quote

Other Names (Synonyms)

Bis(2-ethylhexyl) azelate | bis(2-ethylhexyl) nonanedioate | Azelaic Acid Di(2-ethylhexyl) Ester | Truflex DOX | Staflex DOX | Plastolein 9058 | Di(2-ethylhexyl) azelate | Sansocizer DOZ

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point-78 °C
Boiling Point237 °C @ Press: 5 Torr
Density0.915 g/cm³ @ Temp: 25 °C
Flash Point211 °C
ColorClear Colourless to Pale Yellow
FormOil
Water Solubility0.1mg/L(25 ºC)
Refractive Index1.4460 (estimate)
Log P9.213 (est)

Trade & Regulatory

HS Code29171390