| Agent Name |
Hexachlorobenzene |
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| Alternative Name |
HCB |
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| CAS Number |
118-74-1 |
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| Formula |
C6-Cl6 |
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| Major Category |
Pesticides |
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| Synonyms |
Perchlorobenzene; Hexa C.B.; Anticarie; Bunt-cure; Bunt-no-more; CEKU C.B.; No Bunt; Pentachlorophenyl chloride; No Bunt 40; Julian`s carbon chloride; No Bunt 80; Sanocide; Smut-Go; Amatin; Co-op Hexa; Granox NM; Snieciotox; [ChemFinder] |
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| Category |
Organochlorine Pesticides |
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| Sources/Uses |
Was used as a pesticide until 1965; it may be produced as a waste product from chloralkali and wood-preserving plants or as an emission from municipal incinerators; it can bioaccumulate in lichens, fish, marine animals, birds, and caribou; [ATSDR ToxFAQs] Used as a seed fungicide to prevent common and dwarf bunt on wheat; [EXTOXNET] |
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| Comments |
In Turkey between 1955-1958, about 4000 people developed a cutaneous porphyria syndrome six months after eating bread contaminated by hexachlorobenzene. [Ladou, p. 214] "No evidence of hepatic injury in humans as the result of environmental contamination." [Zimmerman, p. 414] |
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| Restricted |
Banned from use as a pesticide in the U.S. [EXTOXNET] |
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| Reference Link |
EXTOXNET PIP - HEXACHLOROBENZENE |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
Yes |
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| Bioaccumulates |
Yes |
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| TLV (ACGIH) |
0.002 mg/m3 |
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| Half Life |
Half-life in rats and monkeys was measured at 3-4 months and 2 1/2 to 3 years, respectively. [EXTOXNET] |
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| Reference Link |
ATSDR - ToxFAQs - Hexachlorobenzene |
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| Adverse Effects |
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| Hepatotoxin |
Hepatotoxin, Secondary |
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| Other Poison |
Organochlorine Pesticide |
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| IARC Carcinogen |
Possible Carcinogen |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: HEXACHLOROBENZENE
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