2,4'-Dibromodiphenyl ether

Base Information

• Chemical Name: 2,4'-Dibromodiphenyl ether
• CAS No.: 147217-71-8
• Molecular Formula: C12H8Br2O
• Molecular Weight: 328.003
• UNII: 9A4Y12XE21
• DSSTox Substance ID: DTXSID50577712
• Nikkaji Number: J151.899B
• Wikidata: Q27272262
• Mol file: 147217-71-8.mol

Synonyms:2,4'-Dibromodiphenyl ether;147217-71-8;1-Bromo-2-(4-bromophenoxy)benzene;PBDE 8;Benzene, 1-bromo-2-(4-bromophenoxy)-;UNII-9A4Y12XE21;9A4Y12XE21;SCHEMBL3845666;RJQLQJZMLISKRJ-UHFFFAOYSA-;DTXSID50577712;RJQLQJZMLISKRJ-UHFFFAOYSA-N;NS00077051;Q27272262;InChI=1/C12H8Br2O/c13-9-5-7-10(8-6-9)15-12-4-2-1-3-11(12)14/h1-8H

Chemical Property of 2,4'-Dibromodiphenyl ether

Chemical Property:

• Boiling Point: 331.7±22.0 °C(Predicted)
• PSA: 9.23000
• Density: 1.704±0.06 g/cm3(Predicted)
• LogP: 5.00390
• XLogP3: 5.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 2
• Exact Mass: 327.89214
• Heavy Atom Count: 15
• Complexity: 190

Purity/Quality:

98%min ^*data from raw suppliers

2,4''-DibromodiphenylEther ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C(C(=C1)OC2=CC=C(C=C2)Br)Br
• Uses: 2,4'-Dibromodiphenyl Ether, is one of the Polybrominated di-Ph ethers (PBDEs), which are a new class of global, persistent, and toxic contaminants. t is used as Brominated flame retardants (BFRs) in food and food products. 2,4''-Dibromodiphenyl Ether, is one of the Polybrominated di-Ph ethers (PBDEs), which are a new class of global, persistent, and toxic contaminants. t is used as Brominated flame retardants (BFRs) in food and food products.

Technology Process of 2,4'-Dibromodiphenyl ether

There total 3 articles about 2,4'-Dibromodiphenyl ether 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: 17.0%

3-Bromophenol (591-20-8) + 4,4'-dibromodiphenyliodonium chloride (53601-22-2) → 1-bromo-2-(4-bromophenoxy)benzene (147217-71-8)

Guidance literature:

With sodium hydroxide; In water;

DOI:10.1021/es9902266

Reference yield:

bromobenzene (108-86-1,52753-63-6) → 1-bromo-2-(4-bromophenoxy)benzene (147217-71-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 23 percent / iodyl sulfate; H₂SO₄; HNO₃ / 2 h / 45 °C

2: 17 percent / NaOH / H₂O

With sodium hydroxide; iodyl sulfate; sulfuric acid; nitric acid; In water; 1: Addition / 2: Substitution;

DOI:10.1021/es9902266

Reference yield:

4-Bromodiphenyl ether (101-55-3) → 1-bromo-2-(4-bromophenoxy)benzene (147217-71-8)

Guidance literature:

With copper(II) carbonate; aluminium trichloride; bromine; Yield given. Multistep reaction; 1) 140 deg C, 2 h, 2) glacial acetic acid, 50 to 60 deg C, 2 h;

DOI:10.1007/BF00808278

upstream raw materials:

4-Bromodiphenyl ether

3-Bromophenol

4,4'-dibromodiphenyliodonium chloride

bromobenzene