2,3,7,8-tetrabromodibenzo-p-dioxin

Synonyms: "2,3,7,8-tetrabromodibenzo-4-dioxin", "2,3,7,8-tetrabromooxanthrene", "2,3,7,8-tetrabromodibenzodioxin"

Source: 2,3,7,8-tetrabromodibenzo-p-dioxin is a brominated dibenzo-p-dioxin (PBDDs). PBDDs occur as trace (ppb) contaminants in brominated flame retardants and are produced during combustion of these chemicals, for example in municipal waste incineration and internal combustion engines.

Identifiers:

IUPAC Name: 2,3,7,8-tetrabromodibenzo-p-dioxin
CAS Number: 50585-41-6
PubChem ID: 39729
InChiKey: JZLQUWSWOJPCAK-UHFFFAOYSA-N
Canonical SMILES: C1=C2C(=CC(=C1Br)Br)OC3=CC(=C(C=C3O2)Br)Br

Structural Properties:

Molecular Formula: C12H4Br4O2
Molecular Weight: 499,775

Pharmacophore Features:

Number of bond donors: 0
Number of bond acceptors: 0
Number of atoms different from hydrogen: 18

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Toxicological Information

ACToR (Aggregated Computational Toxicology Resource)

CTD (Comparative Toxicogenomics Database)

Evidence Supporting This Chemical as an Endocrine Disruptor
TEDX List of Potential Endocrine Disruptors


Hornung MW, Zabel EW, Peterson RE. 1996. Toxic equivalency factors of polybrominated dibenzo-p-dioxin, dibenzofuran, biphenyl, and polyhalogenated diphenyl ether congeners based on rainbow trout early life stage mortality. Toxicol Appl Pharmacol 140(2):227-234.
Ivens IA, Loser E, Rinke M, Schmidt U, Mohr U. 1993. Subchronic toxicity of 2,3,7,8-tetrabromodibenzo-p-dioxin in rats. Toxicology 83(1-3):181-201.
Kedderis LB, Diliberto JJ, Jackson JA, Linko P, Goldstein JA, Birnbaum LS. 1992. Effects of dose and route of exposure on dioxin disposition. Chemosphere 25(1-2):7-10.

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