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5290-62-0

Name 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
CAS 5290-62-0
EINECS(EC#) 226-129-4
Molecular Formula C16H11N3O3
MDL Number MFCD00003975
Molecular Weight 293.28
MOL File 5290-62-0.mol
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Chemical Properties

Appearance orange to brown powder or crystals
Melting point  270 °C (dec.)(lit.)
Boiling point  435.13°C (rough estimate)
density  1.2211 (rough estimate)
refractive index  1.6500 (estimate)
storage temp.  Store below +30°C.
form  Powder
pka 8.19±0.40(Predicted)
color  Red-brown
Stability: Stable. Incompatible with strong oxidizing agents, strong bases.
BRN  961660
CAS DataBase Reference 5290-62-0(CAS DataBase Reference)
EPA Substance Registry System 1-Naphthalenol, 4-[(4-nitrophenyl)azo]- (5290-62-0)

Safety Data

Hazard Codes  Xi,C,F
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R34:Causes burns.
R11:Highly Flammable.
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S16:Keep away from sources of ignition-No smoking .
RIDADR  3236
WGK Germany  3
RTECS  QL4510100
TSCA  Yes
HS Code  29270000

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