1,3,2-Dioxaborolane, 4,4,5,5-tetraMethyl-2-(3,3,5,5-tetraMethyl-1-cyclohexen-1-yl)

Base Information

• Chemical Name: 1,3,2-Dioxaborolane, 4,4,5,5-tetraMethyl-2-(3,3,5,5-tetraMethyl-1-cyclohexen-1-yl)
• CAS No.: 859217-85-9
• Molecular Formula: C16H29BO2
• Molecular Weight: 264.216
• Hs Code.: 2931900090
• Mol file: 859217-85-9.mol

Synonyms:4,4,5,5-Tetramethyl-2-(3,3,5,5-tetramethyl-1-cyclohexen-1-yl)-1,3,2-dioxaborolane;

Chemical Property of 1,3,2-Dioxaborolane, 4,4,5,5-tetraMethyl-2-(3,3,5,5-tetraMethyl-1-cyclohexen-1-yl)

Chemical Property:

• Appearance/Colour: Yellow solid
• Vapor Pressure: 0.00757mmHg at 25°C
• Refractive Index: 1.466
• Boiling Point: 277.586 °C at 760 mmHg
• Flash Point: 121.68 °C
• PSA: 18.46000
• Density: 0.931 g/cm³
• LogP: 4.39040
• Storage Temp.: Inert atmosphere,Store in freezer, under -20°C

Purity/Quality:

99%, ^*data from raw suppliers

4,4,5,5-Tetramethyl-2-(3,3,5,5-tetramethyl-1-cyclohexen-1-yl)-1,3,2-dioxaborolane 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,3,2-Dioxaborolane, 4,4,5,5-tetraMethyl-2-(3,3,5,5-tetraMethyl-1-cyclohexen-1-yl)

There total 3 articles about 1,3,2-Dioxaborolane, 4,4,5,5-tetraMethyl-2-(3,3,5,5-tetraMethyl-1-cyclohexen-1-yl) 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: 90.0%

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (61676-62-8) + 3.3.5.5-Tetramethylcyclohexanon-p-tosylhydrazon (42449-09-2) → 3,3,5,5-tetramethylcyclohex-1-ene-1-boronic acid pinacol ester (859217-85-9)

Guidance literature:

3.3.5.5-Tetramethylcyclohexanon-p-tosylhydrazon; With n-butyllithium; N,N,N,N,-tetramethylethylenediamine; In hexane; at -78 - 20 ℃; Inert atmosphere;

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; In hexane; at -78 - 20 ℃; for 4h; Inert atmosphere;

DOI:10.1080/00397910802245762

Reference yield: 47.0%

→ 3,3,5,5-tetramethylcyclohex-1-ene-1-boronic acid pinacol ester (859217-85-9)

Guidance literature:

Reference yield:

3,3,5,5-tetramethylcyclohex-1-enyl trifluoromethanesulfonate (86544-77-6) + bis(pinacol)diborane (73183-34-3) → 3,3,5,5-tetramethylcyclohex-1-ene-1-boronic acid pinacol ester (859217-85-9)

Guidance literature:

With potassium acetate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In 1,4-dioxane; at 80 ℃; for 16.5h;

upstream raw materials:

3,3,5,5-tetramethylcyclohex-1-enyl trifluoromethanesulfonate

bis(pinacol)diborane

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

3.3.5.5-Tetramethylcyclohexanon-p-tosylhydrazon

Downstream raw materials:

3,3,5,5-tetramethylcyclohex-1-ene-1-carboxylic acid

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