Dibenzofuran,2,3,7,8-tetrachloro- cas no:51207-31-9

NameDibenzofuran,2,3,7,8-tetrachloro-
CAS51207-31-9
Synonyms2,3,7,8-TCDF;2,3,7,8-Tetrachlorodibenzofuran; F 83; PCDF 83; TCDF
Molecular FormulaC12H4 Cl4 O
Molecular Weight305.96

refractive index1.713

Hazardclass6.1(a)

Safety

Poison by ingestion. An experimental teratogen. Experimental reproductive effects. When heated to decomposition it emits toxic fumes of Cl⁻.

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
guinea pig	LD50	oral	5ug/kg (0.005mg/kg)	SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE" SKIN AND APPENDAGES (SKIN): HAIR: OTHER	Toxicology and Applied Pharmacology. Vol. 55, Pg. 342, 1980.
monkey	LDLo	oral	1mg/kg (1mg/kg)	LIVER: LIVER FUNCTION TESTS IMPAIRED BLOOD: APLASTIC ANEMIA	Annals of the New York Academy of Sciences. Vol. 320, Pg. 151, 1979.
mouse	LD50	unreported	6mg/kg (6mg/kg)		Environmental Science and Technology. Vol. 17, Pg. 124A, 1983.
mouse	LDLo	oral	6mg/kg (6mg/kg)		Chemosphere. Vol. 12, Pg. 453, 1983.