4,4,5,5-Tetramethyl-2-(2,3,4-trifluorophenyl)-1,3,2-dioxaborolane

Base Information

• Chemical Name: 4,4,5,5-Tetramethyl-2-(2,3,4-trifluorophenyl)-1,3,2-dioxaborolane
• CAS No.: 881401-96-3
• Molecular Formula: C12H14BF3O2
• Molecular Weight: 258.04500
• Hs Code.: 2931900090
• DSSTox Substance ID: DTXSID90699023
• Wikidata: Q82629685
• Mol file: 881401-96-3.mol

Synonyms:4,4,5,5-TETRAMETHYL-2-(2,3,4-TRIFLUOROPHENYL)-1,3,2-DIOXABOROLANE;881401-96-3;2,3,4-Trifluorophenylboronic acid pinacol ester;SCHEMBL4877579;DTXSID90699023;WGJSFBJRRRTEHG-UHFFFAOYSA-N;MFCD12405349;AKOS017550230;MB11844;PS-9660;CS-0179248;E90718;EN300-1425811;4,4,5,5-tetramethyl-2-(2,3,4-trifluoro-phenyl)-[1,3,2]dioxaborolane

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

Chemical Property:

• PSA: 18.46000
• LogP: 2.40310
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 1
• Exact Mass: 258.1038943
• Heavy Atom Count: 18
• Complexity: 308

Purity/Quality:

99% ^*data from raw suppliers

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

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: B1(OC(C(O1)(C)C)(C)C)C2=C(C(=C(C=C2)F)F)F

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

There total 4 articles about 4,4,5,5-Tetramethyl-2-(2,3,4-trifluorophenyl)-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: 79.0%

4-chloro-1,2,3-trifluorobenzene (36556-42-0) + bis(pinacol)diborane (73183-34-3) → 4,4,5,5-tetramethyl-2-(2,3,4-trifluorophenyl)-1,3,2-dioxaborolane (881401-96-3)

Guidance literature:

With dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; bis(dibenzylideneacetone)-palladium⁽⁰⁾; In toluene; at 105 ℃; for 18h; Sealed tube; Inert atmosphere;

DOI:10.1002/chem.202004648

Reference yield:

1,2,3-trifluorobenzene (1489-53-8) + bis(pinacol)diborane (73183-34-3) → 4,4,5,5-tetramethyl-2-(2,3,4-trifluorophenyl)-1,3,2-dioxaborolane (881401-96-3)

Guidance literature:

With (1,5-cyclooctadiene)(methoxy)iridium(I) dimer; 4,4'-di-tert-butyl-2,2'-bipyridine; In hexane; at 20 ℃; for 48h; Inert atmosphere; Glovebox;

DOI:10.1002/chem.202002888

Reference yield:

2,3-dimethyl-2,3-butane diol (76-09-5) + (2,3,4-trifluorophenyl)boronic acid (226396-32-3) → 4,4,5,5-tetramethyl-2-(2,3,4-trifluorophenyl)-1,3,2-dioxaborolane (881401-96-3)

Guidance literature:

With Amberlyst; In 1,4-dioxane; at 20 ℃;

DOI:10.1021/acs.jmedchem.0c01234

upstream raw materials:

1,2,3-trifluorobenzene

bis(pinacol)diborane

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

(2,3,4-trifluorophenyl)boronic acid

Downstream raw materials:

1,2,3-trifluoro-4-(phenylethynyl)benzene

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