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4-(4-NITROPHENYLAZO)-1-NAPHTHOL

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4-(4-NITROPHENYLAZO)-1-NAPHTHOL Basic information

Product Name:
4-(4-NITROPHENYLAZO)-1-NAPHTHOL
Synonyms:
  • 4'-NITROBENZENE-AZO-1-NAPHTHOL
  • 4-(P-NITROBENZENEAZO)-ALPHA-NAPHTHOL
  • 4-(P-NITROPHENYLAZO)-1-NAPHTHOL
  • 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
  • P-NITROBENZENEAZO-A-NAPHTHOL
  • 4-[(E)-(4-Nitrophenyl)diazenyl]-1-naphthol
  • 4-Nitrophenylazo-4'-(1-naphthol)
  • Magnezon II
CAS:
5290-62-0
MF:
C16H11N3O3
MW:
293.28
EINECS:
226-129-4
Mol File:
5290-62-0.mol
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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.
pka
8.19±0.40(Predicted)
form 
Powder
color 
Red-brown
BRN 
961660
Stability:
Stable. Incompatible with strong oxidizing agents, strong bases.
CAS DataBase Reference
5290-62-0(CAS DataBase Reference)
EPA Substance Registry System
1-Naphthalenol, 4-[(4-nitrophenyl)azo]- (5290-62-0)
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Safety Information

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

MSDS

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4-(4-NITROPHENYLAZO)-1-NAPHTHOL Usage And Synthesis

Chemical Properties

orange to brown powder or crystals

Uses

4-(4-Nitrophenylazo)-1-naphthol is a reagent used for the determination of Mg.

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