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Azobenzene Structure

Azobenzene

Chemical Properties

Melting point 65-68 °C (lit.)
Boiling point 293 °C (lit.)
Density  1.09 g/mL at 25 °C (lit.)
vapor pressure  1 mm Hg ( 104 °C)
refractive index  1.62662 (78.1℃)
Flash point 100 °C
storage temp.  room temp
solubility  6.4mg/l
form  Crystalline Powder
color  Orange
Water Solubility  Soluble in alcohol, ether, benzene and glacial acetic acid. Insoluble in water.
Merck  14,917
BRN  1819138
Stability Stable. Combustible. Incompatible with strong oxidizing agents. Air and light sensitive.
CAS DataBase Reference 103-33-3(CAS DataBase Reference)
IARC 3 (Vol. 8, Sup 7) 1987
EPA Substance Registry System Azobenzene (103-33-3)

Safety Information

Hazard Codes  T,N,Xn,F
Risk Statements  45-20/22-48/22-50/53-68-67-65-62-51/53-38-11-48/20-39/23/24/25-23/24/25-52/53
Safety Statements  53-45-60-61-62-36/37-33-29-16-9-7
RIDADR  UN 3077 9/PG 3
WGK Germany  3
RTECS  CN1400000
Autoignition Temperature 890 °F
TSCA  Yes
HazardClass  6.1(b)
PackingGroup  III
HS Code  29270000
Hazardous Substances Data 103-33-3(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 1000 mg/kg

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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