CAS 34816-53-0

1,2,7,8-Tetrachlorodibenzo-p-dioxin

Description:

1,2,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) is a highly toxic organic compound and a member of the dioxin family, characterized by its two benzene rings connected by two oxygen atoms in a dioxin structure, with four chlorine atoms substituted at specific positions. It is a persistent environmental pollutant, primarily formed as a byproduct of industrial processes, such as waste incineration and the production of herbicides. TCDD is known for its lipophilicity, leading to bioaccumulation in the food chain and long half-lives in biological systems. Its toxicity is primarily attributed to its ability to bind to the aryl hydrocarbon receptor (AhR), triggering a range of adverse biological effects, including immunotoxicity, reproductive and developmental toxicity, and potential carcinogenicity. Due to its environmental persistence and health risks, TCDD is classified as a priority pollutant, and its levels are strictly regulated in many countries. The compound is typically found in trace amounts in contaminated soil, water, and food sources, necessitating ongoing monitoring and remediation efforts.

Formula: C₁₂H₄Cl₄O₂

InChI: InChI=1/C12H4Cl4O2/c13-5-1-2-8-12(11(5)16)18-10-4-7(15)6(14)3-9(10)17-8/h1-4H

InChI key: InChIKey=YDZCLBKUTXYYKS-UHFFFAOYSA-N

SMILES: ClC1=C2C(OC=3C(O2)=CC(Cl)=C(Cl)C3)=CC=C1Cl

Synonyms:

• 1,2,7,8-Tcdd
• 1,2,7,8-Tetrachlorodibenzo-p-dioxin
• 1,2,7,8-Tetrachlorodibenzo[b,e][1,4]dioxin
• 1,2,7,8-Tetrachlorodibenzodioxin
• Dibenzo[1,4]dioxin, 1,2,7,8-tetrachloro-
• Dibenzo[B,E][1,4]Dioxin, 1,2,7,8-Tetrachloro-
• Pcdd 39
• 1,2,7,8-Tetrachlorooxanthrene
• 1,2,7,8-tetrachloro-dibenzo-p-dioxi
• 1,2,7,8-Tetrachlorodibenzo-p-dioxin @50 μg/mL in Toluene
• 2,3,6,7-TETRACHLORODIBENZO-PARA-DIOXIN
• 1,2,7,8-TETRACHLORODIBENZO-PARA-DIOXIN
• 2,3,6,7-TCDD
• 1,2,7,8-Tetrachlorodibenzo[1,4]dioxin

1,2,7,8-Tetrachlorodibenzo-p-dioxin

Controlled Product

CAS: 34816-53-0

Formula: C₁₂H₄Cl₄O₂

Color and Shape: Neat

Molecular weight: 321.97

Ref: TR-T291403