3,3-Dimethylallylboronic acid pinacol ester, 2-(3-Methyl-but-2-enyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Base Information

• Chemical Name: 3,3-Dimethylallylboronic acid pinacol ester, 2-(3-Methyl-but-2-enyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
• CAS No.: 141550-13-2
• Molecular Formula: C11H21 B O2
• Molecular Weight: 196.098
• Hs Code.: 2934999090
• Mol file: 141550-13-2.mol

Synonyms:1,3,2-Dioxaborolane,4,4,5,5-tetramethyl-2-(3-methyl-2-butenyl)- (9CI)

Chemical Property of 3,3-Dimethylallylboronic acid pinacol ester, 2-(3-Methyl-but-2-enyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Chemical Property:

• Refractive Index: n20/D 1.4395
• Boiling Point: 42-45 °C/0.6 mmHg
• Flash Point: 77 °C
• PSA: 18.46000
• Density: 0.885 g/mL at 25 °C
• LogP: 3.04480
• Storage Temp.: 2-8°C

Purity/Quality:

97% ^*data from raw suppliers

3-Methylbut-2-enylboronicAcidPinacolEster ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3,3-Dimethylallylboronic acid pinacol ester, 2-(3-Methyl-but-2-enyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

There total 23 articles about 3,3-Dimethylallylboronic acid pinacol ester, 2-(3-Methyl-but-2-enyl)-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: 99.0%

2-methyl-3-buten-2-yl acetate (24509-88-4) + bis(pinacol)diborane (73183-34-3) → 4,4,5,5-tetramethyl-2-(3-methylbut-2-enyl)-1,3,2-dioxaborolane (141550-13-2)

Guidance literature:

bis(pinacol)diborane; With bis(dibenzylideneacetone)-palladium⁽⁰⁾; for 0.0833333h; Inert atmosphere; Sealed tube;

2-methyl-3-buten-2-yl acetate; In dimethyl sulfoxide; at 50 ℃; for 24h; Inert atmosphere; Sealed tube;

DOI:10.1021/ol500484f

Reference yield: 88.0%

prenyl bromide (870-63-3) + bis(pinacol)diborane (73183-34-3) → 4,4,5,5-tetramethyl-2-(3-methylbut-2-enyl)-1,3,2-dioxaborolane (141550-13-2)

Guidance literature:

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; In tetrahydrofuran; at 60 ℃; for 18h; Inert atmosphere;

DOI:10.1055/s-0039-1690091

Reference yield: 85.0%

bis(pinacol)diborane (73183-34-3) + 3,3-dimethyl-allyl chloride (503-60-6) → 4,4,5,5-tetramethyl-2-(3-methylbut-2-enyl)-1,3,2-dioxaborolane (141550-13-2)

Guidance literature:

With potassium acetate; palladium dichloride; In tetrahydrofuran; at 60 ℃; for 12h; Inert atmosphere;

DOI:10.1021/ja405950c

upstream raw materials:

Dimethylallene

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

3,3-dimethyl-allyl chloride

2-methyl-3-buten-2-ol

Downstream raw materials:

2-amino-5-methylhex-4-enoic acid

3-methyl-1-phenylbut-2-ene

1-methoxy-2-(3-methylbut-2-en-1-yl)benzene

1-methoxy-4-(3-methyl-but-2-enyl)benzene

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