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74-39-5

Name 4-(4-NITROPHENYLAZO)RESORCINOL
CAS 74-39-5
EINECS(EC#) 200-808-5
Molecular Formula C12H9N3O4
MDL Number MFCD00007310
Molecular Weight 259.22
MOL File 74-39-5.mol
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Chemical Properties

Appearance dark red to brown crystalline powder
Melting point  195-200 °C (dec.)(lit.)
Boiling point  402.47°C (rough estimate)
density  1.3450 (rough estimate)
refractive index  1.5700 (estimate)
storage temp.  Store below +30°C.
form  Powder
pka 8.05±0.35(Predicted)
color  Orange-red to red
Odor Odorless
Stability: Stable. Incompatible with strong oxidizing agents, strong bases.
Water Solubility  Soluble in dilute sodium hydroxide. Insoluble in water.
Merck  14,5695
BRN  674709
CAS DataBase Reference 74-39-5(CAS DataBase Reference)
EPA Substance Registry System 1,3-Benzenediol, 4-[(4-nitrophenyl)azo]- (74-39-5)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/38:Irritating to eyes and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
WGK Germany  3
RTECS  VH2810000
TSCA  Yes
HS Code  29270000

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