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4-AMINOAZOBENZENE Structure

4-AMINOAZOBENZENE

Chemical Properties

Melting point 123-126 °C(lit.)
Boiling point >360 °C(lit.)
Density  1.2828 (rough estimate)
refractive index  1.6500 (estimate)
solubility  Chloroform (Slightly), Methanol (Slightly)
pka 2.82(at 25℃)
Colour Index  11000
color  Yellow crystals or orange needles with blue case from EtOH
Water Solubility  29.59mg/L(25 ºC)
Merck  14,419
BRN  1913042
Stability Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference 60-09-3(CAS DataBase Reference)
IARC 2B (Vol. 8, Sup 7) 1987
NIST Chemistry Reference Benzenamine, 4-(phenylazo)-(60-09-3)
EPA Substance Registry System 4-Aminoazobenzene (60-09-3)

Safety Information

Hazard Codes  T,N,Xi
Risk Statements  45-50/53-36/37/38-20/21/22-46
Safety Statements  53-45-60-61-36/37/39-26-22
RIDADR  UN 3077 9/PG 3
WGK Germany  3
RTECS  BY8225000
HazardClass  IRRITANT
PackingGroup  III
HS Code  29270000
Hazardous Substances Data 60-09-3(Hazardous Substances Data)
Toxicity LD50 intraperitoneal in mouse: 200mg/kg

MSDS

Usage And Synthesis

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