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Diethylene glycol dibenzoate

CAS Number
120-55-8
EC Number
204-407-6
Chemical Formula
C18H18O5
Molecular Weight
314.3 g/mol

Description

Diethylene glycol dibenzoate (CAS 120-55-8 ), commercially known as Benzo Flex 2-45 and abbreviated as DEGDB, is a benzoate ester plasticizer used across polymer, coating, and adhesive systems. It functions as a primary or secondary plasticizer, improving flexibility and processability in a range of polymer matrices. In PVC formulations, DEGDB delivers effective plasticization with low volatility. This makes it suitable for flooring, wall coverings, and flexible film applications where long-term performance is required. Adhesive and sealant manufacturers use it to adjust tack, flow, and open time. It is effective in both water-based and solvent-based systems. In coatings and printing inks, it acts as a coalescing aid and film-forming plasticizer, improving substrate adhesion and surface finish. Personal care formulators incorporate it as a plasticizer in nail lacquers and film-forming cosmetic products. Diethylene glycol dibenzoate is supplied as a clear, pale liquid in drum and IBC quantities. These formats are suited to industrial procurement volumes. It is available in technical and industrial grades, with purity specifications typically at 99%+ for demanding polymer and coating applications. Buyers should confirm grade suitability against specific formulation requirements. This is particularly important where low-color or low-acid-value material is specified for the final product. Contact us for supply of Diethylene glycol dibenzoate Request Quote

Other Names (Synonyms)

Benzo Flex 2-45 | Dibenzoyldiethyleneglycol ester | Benzoyloxyethoxyethyl benzoate | Ethanol, 2,2'-oxybis-, dibenzoate | YAI66YDY1C | Benzoic acid, diester with diethylene glycol | Ethanol, 2,2′-oxybis-, 1,1′-dibenzoate | Di-O-benzoyldiethylene glycol | DEGDB

Key Technical Features

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

Physical Properties

Melting Point28 °C
Boiling Point225-227 °C @ Press: 3 Torr
Density1.2 g/cm³
Flash Point>230 °F
ColorClear Colourless
FormOil
Water Solubility38.3mg/L at 20℃
Vapor Pressure0Pa at 25℃
Refractive Indexn 20/D 1.544(lit.)
Log P3.2 at 30℃

Safety & Handling

GHS09· Environment

Hazard Statements

H411Toxic to aquatic life with long lasting effects

Precautionary Statements

P273Avoid release to the environment.
P391Collect spillage.
P501Dispose of contents/container in accordance with local regulations.

Trade & Regulatory

HS Code29163100
Storage Class10 - Combustible liquids
WGK (Germany)2