1,2-dibromo-4-phenyl-benzene

Base Information

• Chemical Name: 1,2-dibromo-4-phenyl-benzene
• CAS No.: 60108-72-7
• Molecular Formula: C12H8 Br2
• Molecular Weight: 312.004
• Hs Code.: 2903999010
• Mol file: 60108-72-7.mol

Synonyms:1,1'-Biphenyl,3,4-dibromo;;3,4-Dibrom-biphenyl;;3,4-Dibromobiphenyl;PBB 12;;1,2-dibromo-4-phenyl-benzene;;

Chemical Property of 1,2-dibromo-4-phenyl-benzene

Chemical Property:

• Vapor Pressure: 9.02E-05mmHg at 25°C
• Refractive Index: 1.625
• Boiling Point: 350.2oC at 760 mmHg
• Flash Point: 192.9oC
• PSA: 0.00000
• Density: 1.667g/cm3
• LogP: 4.87860

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,2-dibromo-4-phenyl-benzene

There total 8 articles about 1,2-dibromo-4-phenyl-benzene 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: 65.0%

3,4-dibromobenzenediazonium tetrafluoroborate + phenylboronic acid (98-80-6) → 1,2-dibromo-4-biphenyl (60108-72-7)

Guidance literature:

With palladium diacetate; In 1,4-dioxane; at 25 ℃; for 12h; Inert atmosphere;

DOI:10.1002/ejoc.201001217

Reference yield: 60.0%

3,4-dibromoaniline (615-55-4) + benzene (71-43-2,26181-88-4,54682-86-9,13967-78-7,174973-66-1) → 1,2-dibromo-4-biphenyl (60108-72-7)

Guidance literature:

With n-Amyl nitrite; for 0.5h; Heating;

DOI:10.1016/0040-4020(96)00407-3

Reference yield: 12.0%

1,2,4,5-tetrabromobenzene (636-28-2) + phenylmagnesium bromide → [1,1';4',1'']terphenyl (92-94-4,94363-13-0) + 1,2-dibromo-4-biphenyl (60108-72-7)

Guidance literature:

In tetrahydrofuran; for 3h; Heating;

DOI:10.1021/jo00217a018

upstream raw materials:

4-bromo-biphenyl-3-ylamine

1,2,4,5-tetrabromobenzene

3,4-dibromoaniline

benzene

Downstream raw materials:

(4,5-dibromobiphenyl-3-yl)trimethylsilane

4-phenyl-1,2-bis(trimethylsilyl)benzene

C₂₀H₁₇BrO₂

4'-bromo-2'',6''-dimethoxy-[1,1';3',1'']terphenyl

Refernces

• 1、 Freeman, Peter K.,Jang, Jung-Suk,Haugen, Christian M.. "The photochemistry of polyhaloarenes XIII. The photohydrodehalogenation of 3,4-dibromobiphenyl". . p. 8397 - 8406. Retrieved 2007/10/03.