(E)-4,4,5,5-tetramethyl-2-(4-(4-methylstyryl)phenyl)-1,3,2-dioxaborolane

Base Information

Chemical Name:(E)-4,4,5,5-tetramethyl-2-(4-(4-methylstyryl)phenyl)-1,3,2-dioxaborolane
CAS No.:1422172-84-6
Molecular Formula:C₂₁H₂₅BO₂
Molecular Weight:320.239
Hs Code.:

Synonyms:(E)-4,4,5,5-tetramethyl-2-(4-(4-methylstyryl)phenyl)-1,3,2-dioxaborolane

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (E)-4,4,5,5-tetramethyl-2-(4-(4-methylstyryl)phenyl)-1,3,2-dioxaborolane

Chemical Property:

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Technology Process of (E)-4,4,5,5-tetramethyl-2-(4-(4-methylstyryl)phenyl)-1,3,2-dioxaborolane

There total 3 articles about (E)-4,4,5,5-tetramethyl-2-(4-(4-methylstyryl)phenyl)-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: 94.0%

: diisopropyl 4-methylbenzyl phosphonate

: 128376-64-7
4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde

: 1422172-84-6
(E)-4,4,5,5-tetramethyl-2-(4-(4-methylstyryl)phenyl)-1,3,2-dioxaborolane

Guidance literature:: With potassium tert-butylate; In tetrahydrofuran; at 0 - 20 ℃; for 24h; Inert atmosphere;
DOI:10.1071/CH14057

Reference yield:

: 62856-31-9,58358-52-4
(E)-1-(4-bromophenyl)-2-p-tolylethene

: 73183-34-3
bis(pinacol)diborane

: 1422172-84-6
(E)-4,4,5,5-tetramethyl-2-(4-(4-methylstyryl)phenyl)-1,3,2-dioxaborolane

Guidance literature:: With palladium diacetate; potassium carbonate; XPhos; In acetonitrile; at 80 ℃; for 12h; Schlenk technique; Inert atmosphere;
DOI:10.1002/asia.201900419

Reference yield:

: 622-97-9,24936-41-2
1-ethenyl-4-methylbenzene

: 589-87-7
1,4-bromoiodobenzene

: 1422172-84-6
(E)-4,4,5,5-tetramethyl-2-(4-(4-methylstyryl)phenyl)-1,3,2-dioxaborolane

Guidance literature:: Multi-step reaction with 2 steps

1: 3-(anthracen-9-ylmethyl)-1-(3-(3,6-dichloro-9H-carbazol-9-yl)-2-hydroxypropyl)-1H-imidazol-3-ium chloride; palladium diacetate; triethylamine / acetonitrile / 24 h / 120 °C / Schlenk technique; Inert atmosphere

2: palladium diacetate; potassium carbonate; XPhos / acetonitrile / 12 h / 80 °C / Schlenk technique; Inert atmosphere

With 3-(anthracen-9-ylmethyl)-1-(3-(3,6-dichloro-9H-carbazol-9-yl)-2-hydroxypropyl)-1H-imidazol-3-ium chloride; palladium diacetate; potassium carbonate; triethylamine; XPhos; In acetonitrile; 1: |Heck Reaction / 2: |Miyaura Borylation Reaction;
DOI:10.1002/asia.201900419