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4-(4-NITROPHENYLAZO)-1-NAPHTHOL Structure

4-(4-NITROPHENYLAZO)-1-NAPHTHOL

Chemical Properties

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
BRN  961660
Stability Stable. Incompatible with strong oxidizing agents, strong bases.
CAS DataBase Reference 5290-62-0(CAS DataBase Reference)
EWG's Food Scores 1
EPA Substance Registry System 1-Naphthalenol, 4-[(4-nitrophenyl)azo]- (5290-62-0)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi,C,F
Risk Statements  36/37/38-34-11
Safety Statements  22-24/25-26-36-45-36/37/39-16
RIDADR  3236
WGK Germany  3
RTECS  QL4510100
TSCA  Yes
HS Code  29270000
NFPA 704:
1
2 0

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