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Ethyl-4-dimethylamino benzoate is a tertiary amine synergist typically used in combination with type II photoinitiators such as Benzophenone. It is best known for it’s ability to promote surface cure. It is soluble in most monomers, oligomers and pre-polymers but insoluble in H2O.
Unit of Measure

Typical Applications

N/A Printing inks such as inkjet, flexo, screen, litho and dry offset.

Typical Properties


N/A PL Industries

Performance Properties

N/A Excellent solubility Very fast curing amine synergist


N/A White powder

Chemical Class

N/A Amino benzoate

Molecular Formula

N/A C11H15NO2

Molecular Weight

N/A 193.2

Melting Point

N/A 65 ºC149 ºF

Boiling Point

N/A > 250 ºC

Specific Gravity

N/A 1.01


N/A Faint, characteristic

Abs. Peaks

N/A 230 310

Usage Levels

N/A 0.5 to 5 %