Bis(2,4-dimethylpentane-2,4-glycolato)diboron

Base Information

• Chemical Name: Bis(2,4-dimethylpentane-2,4-glycolato)diboron
• CAS No.: 230299-46-4
• Molecular Formula: C14H28 B2 O4
• Molecular Weight: 281.996
• Mol file: 230299-46-4.mol

Synonyms:2,2’-BI-1,3,2-DIOXABORINANE;BIS(2,4-DIMETHYLPENTANE-2,4-GLYCOLATO)DIBORON

Chemical Property of Bis(2,4-dimethylpentane-2,4-glycolato)diboron

Chemical Property:

• Melting Point: 98-102 °C(lit.)
• Boiling Point: 263.1±7.0 °C(Predicted)
• PSA: 36.92000
• Density: 0.96±0.1 g/cm3(Predicted)
• LogP: 3.02940
• Storage Temp.: -20°C

Purity/Quality:

98% ^*data from raw suppliers

Bis [2-[ ^*data from reagent suppliers

Safty Information:

• Statements: 36/37/38
• Safety Statements: 26-37

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Bis(2,4-dimethylpentane-2,4-glycolato)diboron

There total 1 articles about Bis(2,4-dimethylpentane-2,4-glycolato)diboron 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:

→ 4,4,4',4',6,6,6',6'-octamethyl-2,2'-bi(1,3,2-dioxaborinane) (230299-46-4)

Guidance literature:

Reference yield: 85.0%

4,4,4',4',6,6,6',6'-octamethyl-2,2'-bi(1,3,2-dioxaborinane) (230299-46-4) + N′-(cyclohexylmethylene)-4-methylbenzenesulfonohydrazide (34266-29-0) → 2,2'-(cyclohexylmethylene)bis(4,4,6,6-tetramethyl-1,3,2-dioxaborinane)

Guidance literature:

N′-(cyclohexylmethylene)-4-methylbenzenesulfonohydrazide; With sodium hydride; In toluene; at 20 ℃; for 1h; Inert atmosphere;

4,4,4',4',6,6,6',6'-octamethyl-2,2'-bi(1,3,2-dioxaborinane); In toluene; at 110 ℃; for 12h; Inert atmosphere; Sealed tube;

DOI:10.1021/acs.orglett.5b00480

Reference yield: 83.0%

4,4,4',4',6,6,6',6'-octamethyl-2,2'-bi(1,3,2-dioxaborinane) (230299-46-4) + allyldiphenyl(methyl)silane (17922-43-9) → (+)-(S)-methyldiphenyl(2-(4,4,6,6-tetramethyl-1,3,2-dioxaborinan-2-yl)propyl)silane + C23H33BO2Si

Guidance literature:

4,4,4',4',6,6,6',6'-octamethyl-2,2'-bi(1,3,2-dioxaborinane); With C₅₉H₅₂ClCuN₂; sodium t-butanolate; In hexane; at 20 ℃; for 0.5h; Glovebox;

allyldiphenyl(methyl)silane; In methanol; hexane; at 20 ℃; for 24h; enantioselective reaction; Glovebox;

Downstream raw materials:

1-[(4-methylphenyl)sulfonyl]-6-(4,4,6,6-tetramethyl-1,3,2-dioxaborinan-2-yl)-1H-indazole-4-carbonitrile

2,4-dimethyl-2,4-pentanediol phenylboronic ester

Refernces