2,5-Bis-(4-Bromophenyl)-3.4-Diphenyl-thiphene

Base Information

• Chemical Name: 2,5-Bis-(4-Bromophenyl)-3.4-Diphenyl-thiphene
• CAS No.: 96216-36-3
• Molecular Formula: C28H18 Br2 S
• Molecular Weight: 546.325
• Hs Code.: 2934999090
• Mol file: 96216-36-3.mol

Synonyms:Thiophene,2,5-bis(p-bromophenyl)-3,4-diphenyl- (7CI);2,5-Bis(4-bromophenyl)-3,4-diphenylthiophene

Chemical Property of 2,5-Bis-(4-Bromophenyl)-3.4-Diphenyl-thiphene

Chemical Property:

• Boiling Point: 470°Cat760mmHg
• Flash Point: 238.1°C
• PSA: 28.24000
• Density: 1.466g/cm³
• LogP: 9.94110

Purity/Quality:

95% ^*data from raw suppliers

2,5-BIS-(4-BROMOPHENYL)-3,4-DIPHENYL-THIOPHENE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,5-Bis-(4-Bromophenyl)-3.4-Diphenyl-thiphene

There total 4 articles about 2,5-Bis-(4-Bromophenyl)-3.4-Diphenyl-thiphene 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: 83.6%

tetraphenylthiophene (1884-68-0) → 2,5-bis(4-bromophenyl)-3,4-diphenylthiophene (96216-36-3)

Guidance literature:

With iron(III) chloride; bromine; In chloroform; at 20 ℃; for 4h;

DOI:10.1039/c3tc31592d

Reference yield:

1,4-bis(4-bromophenyl)-2,3-diphenylbutane-1,4-dione → 2,5-bis(4-bromophenyl)-3,4-diphenylthiophene (96216-36-3)

Guidance literature:

With Lawessons reagent; In toluene; at 110 ℃; for 3h; Reflux;

DOI:10.1002/chem.201501410

Reference yield:

1-(4-bromophenyl)-2-phenyl-ethan-1-one (2001-29-8) → 2,5-bis(4-bromophenyl)-3,4-diphenylthiophene (96216-36-3)

Guidance literature:

Multi-step reaction with 2 steps

1: silver fluoride / 5,5-dimethyl-1,3-cyclohexadiene / 4.5 h / 140 °C

2: Lawessons reagent / toluene / 3 h / 110 °C / Reflux

With Lawessons reagent; silver fluoride; In 5,5-dimethyl-1,3-cyclohexadiene; toluene;

DOI:10.1002/chem.201501410

upstream raw materials:

tetraphenylthiophene

1-(4-bromophenyl)-2-phenyl-ethan-1-one

Downstream raw materials:

4,4'-((1E,1'E)-((3,4-diphenylthiophene-2,5-diyl)bis(4,1-phenylene))bis(ethene-2,1-diyl))dipyridine

Refernces

• 1、 Mao, Shuai,Zhu, Xue-Qing,Gao, Ya-Ru,Guo, Dong-Dong,Wang, Yong-Qiang. "Silver-Catalyzed Coupling of Two Csp3-H Groups and One-Pot Synthesis of Tetrasubstituted Furans, Thiophenes, and Pyrroles". supporting information. p. 11335 - 11339. Retrieved 2015/08/03.