Heptachlorodibenzo-p-dioxin
Agent Name
Heptachlorodibenzo-p-dioxin
CAS Number
35822-46-9
Formula
C12-H-Cl7-O2
Major Category
Other Classes
Synonyms
1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin; 1,2,3,4,6,7,8-Heptachlorodibenzo-para-dioxin; 1,2,3,4,6,7,8-Heptachlorodibenzodioxin; 1,2,3,4,6,7,8-Heptapolychlorinated dibenzo-p-dioxin; Dibenzo(b,e)(1,4)dioxin, 1,2,3,4,6,7,8-heptachloro-; 1,2,3,4,6,7,8-Heptachlorodibenzo(b,e)(1,4)dioxin; [ChemIDplus] UN2811
Category
Halogenated Polyaromatics
Description
Off-white solid; [CAMEO] White crystalline solid; [MSDSonline]
Sources/Uses
Contaminant of pentachlorophenol; [ChemIDplus]
Comments
May cause chloracne; [HSDB] An eye irritant; Can be absorbed through skin; May cause chloracne and liver injury; [CAMEO] See "Dibenzo-p-dioxin" and "2,3,7,8-Tetrachlorodibenzo-p-dioxin."
Biomedical References
Exposure Assessment
Vapor Pressure
7.5E-10 mm Hg
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Toxic solid, organic, n.o.s."
Adverse Effects
Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion
Dermatotoxin
Chloracne
Diseases, Processes, and Activities Linked to This Agent
Diseases
Occupational diseases associated with exposure to this agent: