44 Bisdiethylamino benzophenoneCAS 90 93 7 1

4,4′-Bis(diethylamino) benzophenone with CAS 90-93-7

CAS:90-93-7
Molecular Formula:C21H28N2O
Molecular Weight:324.46
Appearance:White powder
EINECS:202-025-4

Synonyms:4,4′-Bis(diethylamino)benzophenone;4,4-BIS(DIETHYLAMINO) BENZOPHENONE;4,4′-Bis(diethylamino)benzophenone98%;PI-EMK;UV Photoinitiator EMK / Photoinitiator EAB;Photoluminator EKK;Photoinitiator-EMK

What is 4,4′-Bis(diethylamino) benzophenone with CAS 90-93-7?

4,4′-Bis(diethylamino) benzophenone with CAS 90-93-7 is a new kind of high efficiency photoinitiator, which is mainly suitable for ultraviolet curing system of acrylic monomer and oligomer. UV Photoinitiator EMK has a synergistic effect with active amine initiators.

Specification

ITEM	STANDARD
Appearance	White or light yellow powder
Purity (wt%, GC)	≥99.5
Moisture (wt%, K.F.)	≤0. 5
Insolubles（%）	≤0.05

Application

4,4′-Bis(diethylamino) benzophenone used as dye intermediate; UV curing coatings and inks; Photoinitiator EMK is used as dye intermediate for the synthesis of triaromatic methane dyes, such as alkaline brilliant blue BO.UV Photoinitiator EMK can also be used as a photosensitizer in the film industry; As a special optical material used in microelectric industry; Photoinitiator EMK can also be used as rubber crosslinker. EMK is obtained by the reaction of N, n-diethylaniline with phosgene and can also be synthesized by oxidation.

4,4'-Bis(diethylamino) benzophenone with CAS 90-93-7-application