Home Categories Pharmaceutical intermediates N,N′-Di(1-naphthyl)-N,N′-diphenyl-(1,1′-biphenyl)-4,4′-diamine
A0267756

N,N′-Di(1-naphthyl)-N,N′-diphenyl-(1,1′-biphenyl)-4,4′-diamine , 99.5% , 123847-85-8

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

Pack Size Price Stock Quantity
1g RMB159.20 In Stock
5g RMB559.20 In Stock
25g RMB1919.20 In Stock
100g RMB5599.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

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)
pka -0.08±0.50(Predicted)
form  Powder
color  Pale yellow
λmax 339nm(THF)(lit.)
InChIKey IBHBKWKFFTZAHE-UHFFFAOYSA-N
CAS DataBase Reference 123847-85-8(CAS DataBase Reference)
Absorption λmax?339 nm

Description and Uses

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.

Hole transporting material for OLED devices

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P330-P332+P313-P337+P313-P362-P403+P233-P405-P501
Safety Statements  24/25
WGK Germany  3
HS Code  29215900

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