1,4,7,8-Tetrachlorodibenzofuran

Base Information

• Chemical Name: 1,4,7,8-Tetrachlorodibenzofuran
• CAS No.: 83704-29-4
• Molecular Formula: C12H4Cl4O
• Molecular Weight: 305.97
• Hs Code.: 2932999099
• Mol file: 83704-29-4.mol

Synonyms:2,3,6,9-Tetrachlorodibenzofuran;1,4,7,8-TCDF;Dibenzofuran,1,4,7,8-tetrachloro;1,4,7,8-T4CDF;

Chemical Property of 1,4,7,8-Tetrachlorodibenzofuran

Chemical Property:

• Vapor Pressure: 9.15E-07mmHg at 25°C
• Boiling Point: 416.6°C at 760 mmHg
• Flash Point: 205.7°C
• PSA: 13.14000
• Density: 1.625g/cm³
• LogP: 6.19960

Purity/Quality:

1,4,7,8-TETRACHLORODIBENZOFURAN 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 1,4,7,8-Tetrachlorodibenzofuran is a standard used in environmental testing and research as in the studies of contamination in trees in forests far from the production and contamination areas of polychlorinated dibenzo-p-dioxins and dibenzofurans.

Technology Process of 1,4,7,8-Tetrachlorodibenzofuran

There total 11 articles about 1,4,7,8-Tetrachlorodibenzofuran which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

2,2',4,5,5'-Pentachlorobiphenyl (37680-73-2) → 1,2,8-trichlorodibenzofuran (83704-34-1) + 2,3,6,8-tetrachlorodibenzofuran (57117-37-0) + 2,3,4,8-tetrachlorodibenzofuran (83704-32-9) + 1,4,7,8-tetrachlorodibenzofuran (83704-29-4) + 1,3,4,8-tetrachlorodibenzofuran (92341-04-3)

Guidance literature:

With oxygen; at 550 - 600 ℃; for 0.00138889h; Product distribution;

DOI:10.1021/ac00252a028

Reference yield:

2,3,4,6,9-pentachlorodibenzofuran (83704-35-2) → 1,2,7,8-tetrachlorodibenzofuran (58802-20-3) + 1,4,6,8-tetrachlorodibenzofuran (82911-58-8) + 1,4,6,7-tetrachlorodibenzofuran (66794-59-0) + 1,4,7,8-tetrachlorodibenzofuran (83704-29-4)

Guidance literature:

In hexane; for 4h; Product distribution; Irradiation;

DOI:10.1021/ac00252a028

Reference yield:

2,5,3',4'-tetrachlorobiphenyl (32598-11-1) → 1,2,8-trichlorodibenzofuran (83704-34-1) + 1,4,6,7-tetrachlorodibenzofuran (66794-59-0) + 1,4,7,8-tetrachlorodibenzofuran (83704-29-4)

Guidance literature:

With oxygen; at 550 - 600 ℃; for 0.00138889h; Product distribution;

DOI:10.1021/ac00252a028

upstream raw materials:

2,5,3',4'-tetrachlorobiphenyl

2,2',4,5,5'-Pentachlorobiphenyl

2,3,4,6,9-pentachlorodibenzofuran

ovalene

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