2,3,4,7,8-Pentachlorodibenzofuran

Base Information

• Chemical Name: 2,3,4,7,8-Pentachlorodibenzofuran
• CAS No.: 57117-31-4
• Molecular Formula: C12H3Cl5O
• Molecular Weight: 340.40
• European Community (EC) Number: 694-761-1
• UN Number: 2811
• UNII: U4C2RV3124
• DSSTox Substance ID: DTXSID7030066
• Nikkaji Number: J364.337I
• Wikidata: Q26841329
• Pharos Ligand ID: 48K8NJAT6NL2
• ChEMBL ID: CHEMBL335558
• Mol file: 57117-31-4.mol

Synonyms:2,3,4,7,8-pentachlorodibenzofuran

Chemical Property of 2,3,4,7,8-Pentachlorodibenzofuran

Chemical Property:

• Vapor Pressure: 6.96E-08mmHg at 25°C
• Melting Point: 196-196.5oC
• Boiling Point: 450.6°C at 760 mmHg
• Flash Point: 226.3°C
• PSA: 13.14000
• Density: 1.7g/cm³
• LogP: 6.85300
• XLogP3: 6.9
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 339.859703
• Heavy Atom Count: 18
• Complexity: 328
• Transport DOT Label: Poison

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Halogenated Polyaromatics
• Canonical SMILES: C1=C2C3=CC(=C(C(=C3OC2=CC(=C1Cl)Cl)Cl)Cl)Cl

Technology Process of 2,3,4,7,8-Pentachlorodibenzofuran

There total 38 articles about 2,3,4,7,8-Pentachlorodibenzofuran 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:

chlorobenzene (108-90-7) → 2,3,4,7,8-pentachlorodibenzofuran (57117-31-4)

Guidance literature:

With tertiary butyl chloride; oxygen; Pt/Al₂O₃; at 360 ℃; for 8.33333E-05h; under 750.075 Torr; Formation of xenobiotics;

DOI:10.1021/es034820y

Reference yield:

→ 2,3,4,7,8-pentachlorodibenzofuran (57117-31-4)

Guidance literature:

With iron hydroxide oxide; limonite; sodium chloride; iron(II,III) oxide; iron(III) oxide; at 600 ℃; Formation of xenobiotics;

DOI:10.1021/es026292g

Reference yield:

ovalene (190-26-1) → 2,3,4,7,8-pentachlorodibenzofuran (57117-31-4)

Guidance literature:

With oxygen; pyrographite; copper(l) chloride; at 400 ℃; for 2h; Formation of xenobiotics;

DOI:10.1021/es980857k

upstream raw materials:

ovalene

PERYLENE

Benzo[ghi]perylene

1,2:8,9-dibenzopentacene

Refernces

• 1、 Hatanaka, Takeshi,Kitajima, Akio,Takeuchi, Masao. "Role of copper chloride in the formation of polychlorinated dibenzo-p-dioxins and dibenzofurans during incineration". . p. 73 - 79. Retrieved 2007/10/03.
• 2、 Abad, Esteban,Martinez, Karell,Caixach, Josep,Rivera, Josep. "Polychlorinated dibenzo-p-dioxin/polychlorinated dibenzofuran releases into the atmosphere from the use of secondary fuels in cement kilns during clinker formation". . p. 4734 - 4738. Retrieved 2007/10/03.