2,2'-bis(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)biphenyl

Base Information

• Chemical Name: 2,2'-bis(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)biphenyl
• CAS No.: 398128-09-1
• Molecular Formula: C24H32B2O4
• Molecular Weight: 406.138
• Mol file: 398128-09-1.mol

Synonyms:1,3,2-Dioxaborolane, 2,2'-[1,1'-biphenyl]-2,2'-diylbis[4,4,5,5-tetramethyl- (9CI);

Chemical Property of 2,2'-bis(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)biphenyl

Chemical Property:

• Melting Point: 107 °C
• Boiling Point: 528.7±43.0 °C(Predicted)
• PSA: 36.92000
• Density: 1.07±0.1 g/cm3(Predicted)
• LogP: 3.95200
• Storage Temp.: Sealed in dry,Room Temperature

Purity/Quality:

97% ^*data from raw suppliers

2,2'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,1'-biphenyl >98.0%(GC)(T) ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,2'-bis(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)biphenyl

There total 6 articles about 2,2'-bis(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)biphenyl 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: 63.0%

2,3-dimethyl-2,3-butane diol (76-09-5) + (1,1’-biphenyl)-2,2’-diyldiboronic acid (312968-33-5) → 2,2'-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,1'-biphenyl (398128-09-1)

Guidance literature:

In toluene; for 16h; Heating;

DOI:10.1021/jo016040i

Reference yield: 60.0%

2,2'-dibromobiphenyl (13029-09-9) + bis(pinacol)diborane (73183-34-3) → 2,2'-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,1'-biphenyl (398128-09-1)

Guidance literature:

With potassium acetate; bis(dibenzylideneacetone)-palladium⁽⁰⁾; tricyclohexylphosphine; In 1,4-dioxane; at 100 ℃; for 12h;

Reference yield: 60.0%

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (61676-62-8) + 2,2'-Di(lithium-tmeda)biphenyl → 2,2'-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,1'-biphenyl (398128-09-1)

Guidance literature:

In diethyl ether; at -78 - 20 ℃; Inert atmosphere;

DOI:10.1039/c1cc14888e

upstream raw materials:

2,3-dimethyl-2,3-butane diol

(1,1’-biphenyl)-2,2’-diyldiboronic acid

bisbenzocyclobutene

bis(pinacol)diborane

Downstream raw materials:

tetrabenzo[5.5]fulvalene

9-cyclohexylidene-fluorene

(1,1’-biphenyl)-2,2’-diyldiboronic acid