2-(1-biphenyl-4-yl-2,2-diphenylvinyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Base Information

• Chemical Name: 2-(1-biphenyl-4-yl-2,2-diphenylvinyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
• CAS No.: 1480740-70-2
• Molecular Formula: C₃₂H₃₁BO₂
• Molecular Weight: 458.408
• Mol file: 1480740-70-2.mol

Synonyms:2-(1-biphenyl-4-yl-2,2-diphenylvinyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Chemical Property of 2-(1-biphenyl-4-yl-2,2-diphenylvinyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-(1-biphenyl-4-yl-2,2-diphenylvinyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

There total 5 articles about 2-(1-biphenyl-4-yl-2,2-diphenylvinyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane 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%

4-(1-bromo-2,2-diphenylvinyl)biphenyl (1480740-66-6) + bis(pinacol)diborane (73183-34-3) → 2-(1-biphenyl-4-yl-2,2-diphenylvinyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane (1480740-70-2)

Guidance literature:

With bis-triphenylphosphine-palladium(II) chloride; potassium phenolate; triphenylphosphine; In toluene; at 70 ℃; for 12h; Inert atmosphere;

DOI:10.1016/j.dyepig.2013.07.008

Reference yield:

1-bromo-4-(2,2-diphenylvinyl)benzene (18648-66-3) → 2-(1-biphenyl-4-yl-2,2-diphenylvinyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane (1480740-70-2)

Guidance literature:

Multi-step reaction with 3 steps

1: potassium carbonate; Aliquat 336; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / toluene; water / 6 h / 90 °C / Inert atmosphere

2: bromine / chloroform / Inert atmosphere

3: bis-triphenylphosphine-palladium(II) chloride; triphenylphosphine; potassium phenolate / toluene / 12 h / 70 °C / Inert atmosphere

With bis-triphenylphosphine-palladium(II) chloride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium phenolate; bromine; Aliquat 336; potassium carbonate; triphenylphosphine; In chloroform; water; toluene; 1: |Suzuki Coupling;

DOI:10.1016/j.dyepig.2013.07.008

Reference yield:

benzophenone (119-61-9) → 2-(1-biphenyl-4-yl-2,2-diphenylvinyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane (1480740-70-2)

Guidance literature:

Multi-step reaction with 4 steps

1: potassium tert-butylate / tetrahydrofuran / 2 h / 0 - 20 °C / Inert atmosphere

2: potassium carbonate; Aliquat 336; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / toluene; water / 6 h / 90 °C / Inert atmosphere

3: bromine / chloroform / Inert atmosphere

4: bis-triphenylphosphine-palladium(II) chloride; triphenylphosphine; potassium phenolate / toluene / 12 h / 70 °C / Inert atmosphere

With bis-triphenylphosphine-palladium(II) chloride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium tert-butylate; potassium phenolate; bromine; Aliquat 336; potassium carbonate; triphenylphosphine; In tetrahydrofuran; chloroform; water; toluene; 2: |Suzuki Coupling;

DOI:10.1016/j.dyepig.2013.07.008

upstream raw materials:

4-(1-bromo-2,2-diphenylvinyl)biphenyl

bis(pinacol)diborane

1-bromo-4-(2,2-diphenylvinyl)benzene

benzophenone