40321-76-4

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40321-76-4 Structure

Identification	Back Directory
[Name] 1,2,3,7,8-PENTACHLORODIBENZO-P-DIOXIN
[CAS] 40321-76-4
[Synonyms] 1,2,3,7,8-PCDD 1,2,3,7,8-PNCDD 1,2,3,7,8-PECDD 1,2,3,7,8-Pentachlorooxanthrene 1,2,3,7,8-PENTACHLORODIBENZODIOXIN 1,2,3,7,8-pentachloro-dibenzo-p-dioxi Pentachlorobenzo-p-dioxin, 1,2,3,7,8- 2,3,4,7,8-Pentachlorodibenzo[1,4]dioxin 1,2,3,7,8-PENTACHLORODIBENZO-PARA-DIOXIN Dibenzo-p-dioxin, 1,2,3,7,8-pentachloro- 1,2,3,7,8-Pentachlorodibenzo[b,e][1,4]dioxin Dibenzo[b,e][1,4]dioxin, 1,2,3,7,8-pentachloro-
[Molecular Formula] C12H3Cl5O2
[MDL Number] MFCD01310419
[MOL File] 40321-76-4.mol
[Molecular Weight] 356.42

Chemical Properties	Back Directory
[Melting point ] 206°C (estimate)
[Boiling point ] 442.63°C (rough estimate)
[density ] 1.7800 (estimate)
[refractive index ] 1.6610 (estimate)
[EPA Substance Registry System] 1,2,3,7,8-Pentachlorodibenzo-p-dioxin (40321-76-4)

Safety Data	Back Directory
[RIDADR ] 2811
[HazardClass ] 6.1(a)
[PackingGroup ] I
[Toxicity] LD50 orl-rat: 206 mg/kg ARTODN 66,471,92

Hazard Information	Back Directory
[Uses] A toxic polychlorinated dibenzo-p-dioxin detected in domestic meat and poultry.
[Definition] ChEBI: 1,2,3,7,8-Pentachlorodibenzodioxin is a polychlorinated dibenzodioxine.
[Safety Profile] Poison by ingestion. Questionable carcinogen. When heated to decomposition it emits toxic fumes of Clí.

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