1,2,3,7,9-pentachlorodibenzofuran

Synonyms: "1,2,3,7,9-pentachloro-dibenzofuran"

Source: 1,2,3,7,9-pentachlorodibenzofuran is one of the polychlorinated dibenzofurans (PCDFs), which are ubiquitous environmental contaminants, usually formed as byproducts of the production and use of polychlorinated biphenyls (PCBs).

Identifiers:

IUPAC Name: 1,2,3,7,9-pentachlorodibenzofuran
CAS Number: 83704-53-4
PubChem ID: 55133
InChiKey: JVUSEQPOWCBYNG-UHFFFAOYSA-N
Canonical SMILES: C1=C(C=C2C(=C1Cl)C3=C(C(=C(C=C3O2)Cl)Cl)Cl)Cl

Structural Properties:

Molecular Formula: C12H3Cl5O
Molecular Weight: 340,417

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)

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


Harris M, Zacharewski T, Safe S. 1990. Effects of 2,3,7,8-tetrachlorodibenzo-p-dioxin and related compounds on the occupied nuclear estrogen receptor in MCF-7 human breast cancer cells. Cancer Res 50(12):3579-3584.
Krishnan V, Safe S. 1993. Polychlorinated biphenyls (PCBs), dibenzo-p-dioxins (PCDDs), and dibenzofurans (PCDFs) as antiestrogens in MCF-7 human breast cancer cells: quantitative structure-activity relationships. Toxicol Appl Pharmacol 120(1):55-61.
Mason G, Sawyer T, Keys B, Bandiera S, Romkes M, Piskorska-Pliszczynska J, Zmudzka B, Safe S. 1985. Polychlorinated dibenzofurans (PCDFs): correlation between in vivo and in vitro structure-activity relationships. Toxicology 37(1-2):1-12.

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