131-22-6

Name 4-PHENYLAZO-1-NAPHTHYLAMINE
CAS 131-22-6
EINECS(EC#) 205-018-4
Molecular Formula C16H13N3
MDL Number MFCD00004025
Molecular Weight 247.29
MOL File 131-22-6.mol
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Chemical Properties

Melting point  124°C
Boiling point  380.33°C (rough estimate)
density  1.1633 (rough estimate)
refractive index  1.6470 (estimate)
solubility  Solubility Virtually insoluble in water; slightly soluble in ethanol; soluble in acetone, benzene,ethyl acetate, toluene, xylene
Colour Index  11350
form  crystals
pka 2.70(at 25℃)
color  Dark red
PH Range Red (3.7) to yellow (5.0)
λmax 439nm
Major Application Display device, semiconductor, sensors, photosensitive materials, recording materials, fooding materials, imaging materials, inks, engraving coatings, lubricants, hair dyes, food storage, dental materials
CAS DataBase Reference 131-22-6(CAS DataBase Reference)
EPA Substance Registry System 1-Naphthalenamine, 4-(phenylazo)- (131-22-6)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
WGK Germany  3
RTECS  QJ0360000
TSCA  TSCA listed
HS Code  2927.00.5000
Toxicity
mma-sat 500 mg/plate AEMIDF 42,641,81

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