N,N'-Di-1-naphthyl-N,N'-diphenylbenzidine (NPB)

$16 - $655

Price

Brand	Packaging	Price	Product name
AK Scientific A993	250mg	$37	N,N'-Bis(naphthalen-1-yl)-N,N'-bis(phenyl)benzidine
AK Scientific J95146	5g	$152	N,N'-Di-1-naphthyl-N,N'-diphenylbenzidine
Alichem 123847858	25g	$397.98	N4,N4'-Di(naphthalen-1-yl)-N4,N4'-diphenyl-[1,1'-biphenyl]-4,4'-diamine
Ambeed A210349	25g	$175	N4,N4'-Di(naphthalen-1-yl)-N4,N4'-diphenyl-[1,1'-biphenyl]-4,4'-diamine
Ambeed A210349	1g	$16	N4,N4'-Di(naphthalen-1-yl)-N4,N4'-diphenyl-[1,1'-biphenyl]-4,4'-diamine
Ambeed A210349	5g	$51	N4,N4'-Di(naphthalen-1-yl)-N4,N4'-diphenyl-[1,1'-biphenyl]-4,4'-diamine
Ambeed A210349	10g	$86	N4,N4'-Di(naphthalen-1-yl)-N4,N4'-diphenyl-[1,1'-biphenyl]-4,4'-diamine
American Custom Chemicals Corporation CHM0024852	5MG	$497.35	N,N'-BIS-(1-NAPHTHALENYL)-N,N'-BIS-PHENYL-(1,1'-BIPHENYL)-4,4'-DIAMINE
Apolloscientific OR51012	5g	$109	N,N′-Di(1-naphthyl)-N,N′-diphenyl-(1,1′-biphenyl)-4,4′-diamine
Apolloscientific OR51012	1g	$44	N,N′-Di(1-naphthyl)-N,N′-diphenyl-(1,1′-biphenyl)-4,4′-diamine

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Symbol(GHS)

Signal word

Warning

Hazard statements

H302：Harmful if swallowed

H315：Causes skin irritation

H319：Causes serious eye irritation

H335：May cause respiratory irritation

Precautionary statements

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.

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.

P330：Rinse mouth.

P332+P313：IF SKIN irritation occurs: Get medical advice/attention.

P337+P313：IF eye irritation persists: Get medical advice/attention.

P362：Take off contaminated clothing and wash before reuse.

P403+P233：Store in a well-ventilated place. Keep container tightly closed.

P405：Store locked up.

P501：Dispose of contents/container to..…

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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
SMILES	C1(C2=CC=C(N(C3=C4C(C=CC=C4)=CC=C3)C3=CC=CC=C3)C=C2)=CC=C(N(C2=C3C(C=CC=C3)=CC=C2)C2=CC=CC=C2)C=C1
CAS DataBase Reference	123847-85-8(CAS DataBase Reference)
Absorption	λmax = 339 nm