Bicyclo[4.2.0]octa-1,3,5-triene, 7,7,8,8-tetrabromo-

Base Information

• Chemical Name: Bicyclo[4.2.0]octa-1,3,5-triene, 7,7,8,8-tetrabromo-
• CAS No.: 26448-34-0
• Molecular Formula: C8H4Br4
• Molecular Weight: 419.73300
• Hs Code.: 2903890090
• DSSTox Substance ID: DTXSID40480145
• Nikkaji Number: J150.130E
• Mol file: 26448-34-0.mol

Synonyms:26448-34-0;Bicyclo[4.2.0]octa-1,3,5-triene, 7,7,8,8-tetrabromo-;DTXSID40480145

Chemical Property of Bicyclo[4.2.0]octa-1,3,5-triene, 7,7,8,8-tetrabromo-

Chemical Property:

• PSA: 0.00000
• LogP: 4.58540
• XLogP3: 3.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 419.70055
• Heavy Atom Count: 12
• Complexity: 177

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)C(C2(Br)Br)(Br)Br

Technology Process of Bicyclo[4.2.0]octa-1,3,5-triene, 7,7,8,8-tetrabromo-

There total 2 articles about Bicyclo[4.2.0]octa-1,3,5-triene, 7,7,8,8-tetrabromo- 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: 90.0%

7,8-Dibromobicyclo<4.2.0>octa-1,3,5-trien (22250-72-2) → 1,1,2,2-tetrabromo-1,2-dihydrobenzocyclobutene (26448-34-0)

Guidance literature:

With bromine; In tetrachloromethane; for 16h; Heating; Irradiation;

DOI:10.1246/bcsj.56.965

Reference yield:

→ 1,1,2,2-tetrabromo-1,2-dihydrobenzocyclobutene (26448-34-0)

Guidance literature:

Methode I: trans-1,2-Dibrom-benzocyclobutan, N-Brom-succinimid, Benzoylperoxyd, sd. CCl4, 2 d;

Reference yield: 95.0%

1,1,2,2-tetrabromo-1,2-dihydrobenzocyclobutene (26448-34-0) + 3,4-bis(dibromomethyl)benzophenone (107369-26-6) → 7-benzoylbenzobiphenylene (107369-33-5)

Guidance literature:

With zinc; In tetrahydrofuran; Ambient temperature;

upstream raw materials:

7,8-Dibromobicyclo<4.2.0>octa-1,3,5-trien

Downstream raw materials:

5,6-dibromobenzobiphenylene

7,12-diphenylacenaphtho<1,2-b>biphenylene

8,13-dibromo-7,14-diphenylbenzoacenaphtho<1,2-e>cyclo-octene

1-methyl-2,3,4-triphenylbiphenylene

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