4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine

Synonym(s):2TNATA;2-TNATA

CAS NO.：185690-41-9
Empirical Formula: C66H48N4
Molecular Weight: 897.11
MDL number: MFCD01310662
EINECS: 691-490-0
SAFETY DATA SHEET (SDS)
Update Date: 2026-05-28 06:27:06

4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine Structural

What is 4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine?

Description

4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine (2-TNATA), a starburst type molecule, gives very homogeneous thin-films that are ideal as hole-injection?layers due to its low ionisation potential (of around 5.1 eV ).

The Uses of 4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine

It is a famous hole transport material which could be utilized for high performance and high-efficiency OLED devices. Colors contain white light and deep blue，meanwhile the lifetimes are much more efficient (resulting efficiency was 6.0 lm/W (12.4 cd/A) a

The Uses of 4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine

N1-(naphthalen-2-yl)-N4,N4-bis(4-(naphthalen-2-yl(phenyl)amino)phenyl)-N1-phenylbenzene-1,4-diamine (CAS# 185690-41-9) is a blue light emitter and is used in organic light-emitting diodes (OLEDs).

The Uses of 4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine

This material is a very popular hole transport material used in high performance; high-efficiency OLED devices. Colors include white light and deep blue with much more efficient lifetimes (resulting efficiency was 6.0 lm/W (12.4 cd/A) at 20 mA/cm2).

Properties of 4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine

Melting point:	242-246°C
Density	1.252±0.06 g/cm3(Predicted)
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
form	powder
pka	0.24±0.50(Predicted)
color	White to Yellow to Green
CAS DataBase Reference	185690-41-9(CAS DataBase Reference)
Absorption	λmax 326 nm (THF)

Safety information for 4,4',4''-Tris[2-naphthyl(phenyl)amino]triphenylamine

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation
Precautionary Statement Codes	P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention.