4,4,5,5-Tetramethyl-2-(2,4,6-trimethylphenyl)-1,3,2-dioxaborolane

Base Information

• Chemical Name: 4,4,5,5-Tetramethyl-2-(2,4,6-trimethylphenyl)-1,3,2-dioxaborolane
• CAS No.: 171364-84-4
• Molecular Formula: C15H23BO2
• Molecular Weight: 246.15300
• Mol file: 171364-84-4.mol

Synonyms:1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-(2,4,6-trimethylphenyl)-;

Chemical Property of 4,4,5,5-Tetramethyl-2-(2,4,6-trimethylphenyl)-1,3,2-dioxaborolane

Chemical Property:

• Boiling Point: 335.9±41.0 °C(Predicted)
• PSA: 18.46000
• Density: 0.97±0.1 g/cm3(Predicted)
• LogP: 2.91100
• Storage Temp.: under inert gas (nitrogen or Argon) at 2-8°C

Purity/Quality:

97% ^*data from raw suppliers

4,4,5,5-Tetramethyl-2-(2,4,6-trimethylphenyl)-1,3,2-dioxaborolane ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4,4,5,5-Tetramethyl-2-(2,4,6-trimethylphenyl)-1,3,2-dioxaborolane

There total 27 articles about 4,4,5,5-Tetramethyl-2-(2,4,6-trimethylphenyl)-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: 99.0%

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (61676-62-8) + 2,4,6-trimethylphenyl bromide (576-83-0) → 2-(2,4,6-trimethyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane (171364-84-4)

Guidance literature:

2,4,6-trimethylphenyl bromide; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 1h;

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; In tetrahydrofuran; hexane; at -78 - 20 ℃;

DOI:10.1021/acs.joc.7b02250

Reference yield: 90.0%

2,4,6-trimethylphenyl bromide (576-83-0) + 4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane (25015-63-8) → 2-(2,4,6-trimethyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane (171364-84-4)

Guidance literature:

With triethylamine; dichloro bis(acetonitrile) palladium(II); In 1,4-dioxane; at 110 ℃; for 4h;

DOI:10.1021/jo800727s

Reference yield: 81.0%

2,3-dimethyl-2,3-butane diol (76-09-5) + 2,4,6-trimethylphenyl bromide (576-83-0) → 2-(2,4,6-trimethyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane (171364-84-4)

Guidance literature:

2,4,6-trimethylphenyl bromide; With magnesium; In tetrahydrofuran;

With Trimethyl borate; In tetrahydrofuran; at -78 - 20 ℃;

2,3-dimethyl-2,3-butane diol; In toluene; Further stages.; Heating;

DOI:10.1021/jo011073j

upstream raw materials:

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

2,4,6-trimethylphenyl bromide

4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane

bis(pinacol)diborane

Downstream raw materials:

2,2',4,4',6,6'-hexamethylazobenzene

2,4,6-trimethylaniline azide