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3520-72-7

Name Pigment Orange 13
CAS 3520-72-7
EINECS(EC#) 222-530-3
Molecular Formula C32H24Cl2N8O2
MDL Number MFCD00059727
Molecular Weight 623.49
MOL File 3520-72-7.mol
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Chemical Properties

Boiling point  825.5±65.0 °C(Predicted)
density  1.5522 (rough estimate)
vapor pressure  0Pa at 25℃
refractive index  1.6100 (estimate)
storage temp.  Room Temperature, under inert atmosphere
Colour Index  21110
form  Solid
pka 1.55±0.70(Predicted)
color  Orange to Dark Orange
LogP 1.17 at 24℃ and pH7
CAS DataBase Reference 3520-72-7(CAS DataBase Reference)
EPA Substance Registry System 3520-72-7(EPA Substance)

Safety Data

Risk Statements 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
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 .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
HS Code  3204.17.9086
Toxicity
LD50 oral in rat: > 5gm/kg

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