N,N'-Bis- (1-naphthalenyl)-N,N'-bis-phenyl-(1,1'-biphenyl)-4,4'-diamine

Synonym(s):N,N′-Bis(naphthalen-1-yl)-N,N′-bis(phenyl)benzidine;NPB;NPD

CAS NO.：123847-85-8
Empirical Formula: C44H32N2
Molecular Weight: 588.74
MDL number: MFCD03093246
EINECS: 1312995-182-4
SAFETY DATA SHEET (SDS)
Update Date: 2023-04-23 13:52:06

N,N'-Bis- (1-naphthalenyl)-N,N'-bis-phenyl-(1,1'-biphenyl)-4,4'-diamine Structural

What is N,N'-Bis- (1-naphthalenyl)-N,N'-bis-phenyl-(1,1'-biphenyl)-4,4'-diamine?

Description

N,N′-Di(1-naphthyl)-N,N′-diphenyl-(1,1′-biphenyl)-4,4′-diamine, also known as NPB or NPD, has been used intensively in OLEDs and other organic electronic devices such as polymer photovoltaics (OPV) and perovskite solar cells for its outstanding hole transport capability.

Chemical properties

Light yellow to yellow powder

The Uses of N,N'-Bis- (1-naphthalenyl)-N,N'-bis-phenyl-(1,1'-biphenyl)-4,4'-diamine

Hole transporting material for OLED devices

General Description

TGA/DSC Lot specific traces available upon request

Properties of N,N'-Bis- (1-naphthalenyl)-N,N'-bis-phenyl-(1,1'-biphenyl)-4,4'-diamine

Melting point:	279-283°C
Boiling point:	772.5±53.0 °C(Predicted)
Density	1.213±0.06 g/cm3(Predicted)
storage temp.	Inert atmosphere,Room Temperature
solubility	Chloroform (Heated), DMSO (Slightly, Heated, Sonicated), Ethyl Acetate (Slightly
form	Powder
pka	-0.08±0.50(Predicted)
color	Pale yellow
λmax	339nm(THF)(lit.)
CAS DataBase Reference	123847-85-8(CAS DataBase Reference)
Absorption	λmax?339 nm

Safety information for N,N'-Bis- (1-naphthalenyl)-N,N'-bis-phenyl-(1,1'-biphenyl)-4,4'-diamine

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P330:Rinse mouth. P362:Take off contaminated clothing and wash before reuse. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. 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. P405:Store locked up. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P501:Dispose of contents/container to..…