Azoxybenzene cas no:495-48-7

NameAzoxybenzene
CAS495-48-7
SynonymsDiphenyldiazene-1-oxide; Azoxylbenzene; Fenazox
EINECS(EC#)207-802-1
Molecular FormulaC12H10N2O
Molecular Weight198.22

refractive index1.582
storage temp0-6°C

Hazard Xn:Harmful;
Risk R20/22
Safety

Poison by subcutaneous route. Moderately toxic by ingestion, skin contact, and other routes. A skin and eye irritant. Mutation data reported. Combustible. When heated to decomposition it emits toxic fumes of NO_x.
Hazard Codes:Xn
Risk Statements:
R20/22:Harmful by inhalation and if swallowed. 
Safety Statements:
S28:After contact with skin, wash immediately with plenty of soap-suds.
RTECS: CO4025000

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	oral	515mg/kg (515mg/kg)	GASTROINTESTINAL: OTHER CHANGES LIVER: OTHER CHANGES	Kyoritsu Yakka Daigaku Kenkyu Nenpo. Annual Report of the Kyoritsu College of Pharmacy. Vol. 21, Pg. 25, 1976.
mouse	LDLo	intraperitoneal	500mg/kg (500mg/kg)		"Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. Vol. 7, Pg. 389, 1955.
rabbit	LD50	skin	1350mg/kg (1350mg/kg)		"Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A195, Pg. 1983,
rabbit	LDLo	subcutaneous	275mg/kg (275mg/kg)	GASTROINTESTINAL: OTHER CHANGES KIDNEY, URETER, AND BLADDER: OTHER CHANGES	Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 35, Pg. 401, 1895.
rat	LD50	intraperitoneal	940mg/kg (940mg/kg)		"Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A195, Pg. 1983,
rat	LD50	oral	620mg/kg (620mg/kg)		AMA Archives of Industrial Hygiene and Occupational Medicine. Vol. 10, Pg. 61, 1954.