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5521-31-3

Name Pigment Red 179
CAS 5521-31-3
EINECS(EC#) 226-866-1
Molecular Formula C26H14N2O4
MDL Number MFCD00071975
Molecular Weight 418.4
MOL File 5521-31-3.mol
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Chemical Properties

Melting point  >400°C
Boiling point  694.8±28.0 °C(Predicted)
density  1.594±0.06 g/cm3(Predicted)
form  powder
pka -2.29±0.20(Predicted)
color  Orange to Brown to Dark purple
Water Solubility  5.5μg/L at 23℃
semiconductor properties N-type (mobility=10-5cm2/V·s)
λmax 550nm(H2SO4)(lit.)
LogP -0.033 at 23℃
EPA Substance Registry System Anthra[2,1,9-def: 6,5,10-d'e'f'] diisoquinoline-1,3,8,10(2H, 9H)-tetrone, 2,9-dimethyl-(5521-31-3)

Safety Data

Hazard Codes  Xi
Risk Statements 
Safety Statements 
WGK Germany  3
RTECS  CB1590000
HS Code  2925.19.4200

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