4,4'-Dibromodiphenylethylene

Base Information

• Chemical Name: 4,4'-Dibromodiphenylethylene
• CAS No.: 10605-43-3
• Molecular Formula: C14H10Br2
• Molecular Weight: 338.041
• DSSTox Substance ID: DTXSID201289320
• Nikkaji Number: J324.909C
• Mol file: 10605-43-3.mol

Synonyms:4,4'-dibromodiphenylethylene;SCHEMBL5049280;DTXSID201289320;KUC105806N;KSC-7-265;1,1'-Ethenylidenebis[4-bromobenzene];10605-43-3

Chemical Property of 4,4'-Dibromodiphenylethylene

Chemical Property:

• XLogP3: 6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 2
• Exact Mass: 337.91288
• Heavy Atom Count: 16
• Complexity: 209

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C=C(C1=CC=C(C=C1)Br)C2=CC=C(C=C2)Br

Technology Process of 4,4'-Dibromodiphenylethylene

There total 18 articles about 4,4'-Dibromodiphenylethylene 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: 91.7%

1,1-bis(4-bromophenyl)ethanol (86988-52-5) → 1,1-bis(p-bromophenyl)ethylene (10605-43-3)

Guidance literature:

With toluene-4-sulfonic acid; In benzene; for 2h; Heating;

Reference yield: 90.0%

bis(4-bromophenyl)methanone (3988-03-2) + Methyltriphenylphosphonium bromide (1779-49-3) → 1,1-bis(p-bromophenyl)ethylene (10605-43-3)

Guidance literature:

Methyltriphenylphosphonium bromide; With potassium tert-butylate; In tetrahydrofuran; at 20 ℃; for 1h; Inert atmosphere;

bis(4-bromophenyl)methanone; In tetrahydrofuran; at 20 ℃; Inert atmosphere;

DOI:10.1016/j.cclet.2021.05.003

Reference yield: 75.0%

bis(4-bromophenyl)methanone (3988-03-2) + methyl-triphenylphosphonium iodide (2065-66-9) → 1,1-bis(p-bromophenyl)ethylene (10605-43-3)

Guidance literature:

With potassium tert-butylate; In tetrahydrofuran; at -18 - 20 ℃; for 2h;

DOI:10.1002/hc.21438

upstream raw materials:

methyl magnesium iodide

bis(4-bromophenyl)methanone

1,1-bis-(4-bromo-phenyl)-2-chloro-ethane

1,1-bis(4-bromophenyl)ethanol

Downstream raw materials:

2,2-bis-(4-bromo-phenyl)-cyclopropanecarboxylic acid

3,3-bis-(4-bromo-phenyl)-acrylic acid-(2-diethylamino-ethyl ester)

C₂₇H₂₀Br₂

1,1-bis<4-(N-hydroxy-tert-butylamino)phenyl>ethylene