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Acid Orange 7

Chemical Properties

Melting point 164°C
Density  1.525[at 20℃]
vapor pressure  0Pa at 25℃
storage temp.  Amber Vial, -20°C Freezer, Under inert atmosphere
solubility  Solubility Very soluble in water; very slightly soluble in ethanol
pka 8.26, 11.4(at 25℃)
Colour Index  15510
form  Crystalline Powder
color  Green to blue
PH Range Amber (7.4) to orange (8.6);Orange (10.2) to red (11.8)
Odor Odorless
Water Solubility  116 g/L (30 ºC)
λmax 483nm
Merck  14,6858
BRN  3898201
Stability Light Sensitive
Biological Applications Cosmetics; wound dressing materials
Major Application Organic light emitting diodes (OLEDs), nanoparticles, inks, wood preservatives, textiles, hair dyes, cosmetics, wound dressing materials, biofuel cells
LogP -0.95 at 20℃
CAS DataBase Reference 633-96-5(CAS DataBase Reference)
EPA Substance Registry System C.I. Acid Orange 7, monosodium salt (633-96-5)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  3
RTECS  DB7084000
HS Code  32041200

MSDS

Usage And Synthesis

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