5-{4,4,5,5-tetramethyl-1,3,2-(2-dioxaborolanyl)}-2-{(E)-2-phenyl-2-diphenylborylethenyl}pyridine

Base Information

• Chemical Name: 5-{4,4,5,5-tetramethyl-1,3,2-(2-dioxaborolanyl)}-2-{(E)-2-phenyl-2-diphenylborylethenyl}pyridine
• CAS No.: 1160604-94-3
• Molecular Formula: C₃₁H₃₁B₂NO₂
• Molecular Weight: 471.215
• Mol file: 1160604-94-3.mol

Synonyms:5-{4,4,5,5-tetramethyl-1,3,2-(2-dioxaborolanyl)}-2-{(E)-2-phenyl-2-diphenylborylethenyl}pyridine

Chemical Property of 5-{4,4,5,5-tetramethyl-1,3,2-(2-dioxaborolanyl)}-2-{(E)-2-phenyl-2-diphenylborylethenyl}pyridine

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 5-{4,4,5,5-tetramethyl-1,3,2-(2-dioxaborolanyl)}-2-{(E)-2-phenyl-2-diphenylborylethenyl}pyridine

There total 1 articles about 5-{4,4,5,5-tetramethyl-1,3,2-(2-dioxaborolanyl)}-2-{(E)-2-phenyl-2-diphenylborylethenyl}pyridine 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: 82.0%

tetramethylammonium triphenylethynylborate (1160604-84-1) + 2-[(6-bromo)pyridin-3-yl]-4,4',5,5'-tetramethyl-1,3-dioxaborolane (214360-62-0) → 5-{4,4,5,5-tetramethyl-1,3,2-(2-dioxaborolanyl)}-2-{(E)-2-phenyl-2-diphenylborylethenyl}pyridine (1160604-94-3)

Guidance literature:

With (oxydi-2,1-phenylene)bis(diphenylphosphine)Pd(π-allyl)Cl; In toluene; at 60 ℃; for 1h; Inert atmosphere;

DOI:10.1002/hlca.201200554

Reference yield: 100.0%

1,3-dibromobenzene (108-36-1) + 5-{4,4,5,5-tetramethyl-1,3,2-(2-dioxaborolanyl)}-2-{(E)-2-phenyl-2-diphenylborylethenyl}pyridine (1160604-94-3) → 1,3-bis[5-{(E)-2-(2-phenyl-2-diphenyl-borylethenyl)pyridyl}]benzene (1160604-69-2)

Guidance literature:

With sodium hydroxide; bis(tri-t-butylphosphine)palladium⁽⁰⁾; In tetrahydrofuran; water; at 60 ℃; for 12h; Inert atmosphere;

Reference yield: 92.0%

2,6-Dibromopyridine (626-05-1) + 5-{4,4,5,5-tetramethyl-1,3,2-(2-dioxaborolanyl)}-2-{(E)-2-phenyl-2-diphenylborylethenyl}pyridine (1160604-94-3) → 2,6-bis[5-{(E)-2-(2-phenyl-2-diphenylborylethenyl)pyridyl}]-pyridine (1160604-75-0)

Guidance literature:

With sodium hydroxide; bis(tri-t-butylphosphine)palladium⁽⁰⁾; In tetrahydrofuran; water; at 60 ℃; for 12h; Inert atmosphere;

upstream raw materials:

tetramethylammonium triphenylethynylborate

2-[(6-bromo)pyridin-3-yl]-4,4',5,5'-tetramethyl-1,3-dioxaborolane

Downstream raw materials:

1,4-bis[5-{(E)-2-(2-phenyl-2-diphenyl-borylethenyl)pyridyl}]benzene

2,6-bis[5-{(E)-2-(2-phenyl-2-diphenylborylethenyl)pyridyl}]-pyridine

1,3-bis[5-{(E)-2-(2-phenyl-2-diphenyl-borylethenyl)pyridyl}]benzene

C₅₀H₃₈B₂N₂