4,5-Dihydro-5-furylboronic acid pinacol ester, 2-(4,5-Dihydrofuran-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Base Information

• Chemical Name: 4,5-Dihydro-5-furylboronic acid pinacol ester, 2-(4,5-Dihydrofuran-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
• CAS No.: 1046812-02-5
• Molecular Formula: C10H17BO3
• Molecular Weight: 410.11764
• Hs Code.: 2934999090
• Mol file: 1046812-02-5.mol

Synonyms:2,3-Dihydro-5-furylboronic acid pinacol ester;4,5-Dihydro-5-furylboronic acid pinacol ester, 2-(4,5-Dihydrofuran-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;2-(4,5-Dihydrofuran-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;4,5-Dihydro-5-furylboronic acid pinacol ester;2,3-Dihydro-5-furylboronic acid pinacol ester 97%

Chemical Property of 4,5-Dihydro-5-furylboronic acid pinacol ester, 2-(4,5-Dihydrofuran-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Chemical Property:

• Refractive Index: n20/D 1.467
• Boiling Point: 218.8±50.0 °C(Predicted)
• Flash Point: 110 °C
• PSA: 27.69000
• Density: 1.018 g/mL at 25 °C
• LogP: 1.92200
• Storage Temp.: 2-8°C

Purity/Quality:

99%, ^*data from raw suppliers

2,3-Dihydro-5-furylboronic acid pinacol ester ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 2,3-Dihydro-5-furylboronic acid pinacol ester

Technology Process of 4,5-Dihydro-5-furylboronic acid pinacol ester, 2-(4,5-Dihydrofuran-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

There total 2 articles about 4,5-Dihydro-5-furylboronic acid pinacol ester, 2-(4,5-Dihydrofuran-2-yl)-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:

2,3-dihydro-2H-furan (1191-99-7,75454-45-4) + bis(pinacol)diborane (73183-34-3) → 2-(4,5-dihydrofuran-3-yl)-4,4,5 ,5-tetramethyl-1,3,2-dioxaborolane (1046812-03-6) + 2,3-dihydro-5-furylboronic acid pinacol ester (1046812-02-5)

Guidance literature:

With 4,4'-di-tert-butyl-2,2'-bipyridine; (1,5-cyclooctadiene)(methoxy)iridium(I) dimer; In octane; at 80 ℃; for 8h; Title compound not separated from byproducts.;

DOI:10.1246/cl.2008.664

Reference yield:

2,3-dihydro-2H-furan (1191-99-7,75454-45-4) + 4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane (25015-63-8) → 2-(4,5-dihydrofuran-3-yl)-4,4,5 ,5-tetramethyl-1,3,2-dioxaborolane (1046812-03-6) + 2,3-dihydro-5-furylboronic acid pinacol ester (1046812-02-5)

Guidance literature:

With catalyst:(Ir(COD)OCH₃)2/2(4,4'-di-tert-butyl-bipy); In hexane; heating in hexane at 25-80°C in the presence of (Ir(OMe)(COD))2/2(4,4'-di-tert-butyl-bipy); (.alpha/β=49/51);

DOI:10.1246/bcsj.81.1535

Reference yield: 48.0%

2,3-dihydro-5-furylboronic acid pinacol ester (1046812-02-5) + o-bromobenzyl alcohol (18982-54-2) → 4,5-dihydro-3H,3'H-spiro[furan-2,1'-isobenzofuran] (139697-84-0)

Guidance literature:

2,3-dihydro-5-furylboronic acid pinacol ester; o-bromobenzyl alcohol; With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; sodium hydroxide; In 1,4-dioxane; water; at 100 ℃; for 0.166667h; Microwave irradiation; Inert atmosphere;

With toluene-4-sulfonic acid; In 1,4-dioxane; water; at 20 ℃; for 0.166667h;

DOI:10.1021/ol302088w

upstream raw materials:

2,3-dihydro-2H-furan

bis(pinacol)diborane

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

Downstream raw materials:

4,5-dihydro-3H,3'H-spiro[furan-2,1'-isobenzofuran]

3-(4-phenyl-2-furyl)-1-propanol

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