2-phenyl-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-4H-chromene

Base Information

Chemical Name:2-phenyl-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-4H-chromene
CAS No.:1309651-85-1
Molecular Formula:C₂₁H₂₃BO₃
Molecular Weight:334.223
Hs Code.:

Synonyms:2-phenyl-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-4H-chromene

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Chemical Property of 2-phenyl-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-4H-chromene

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Technology Process of 2-phenyl-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-4H-chromene

There total 5 articles about 2-phenyl-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-4H-chromene 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:

: 30186-18-6
4'-bromo-2'-hydroxyacetophenone

: 1309651-85-1
2-phenyl-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-4H-chromene

Guidance literature:: Multi-step reaction with 4 steps

1: barium hydroxide octahydrate / methanol / 16 h / 40 °C

2: iodine / 2,2'-[1,2-ethanediylbis(oxy)]bisethanol / 5 h / 150 °C

3: lithium aluminium tetrahydride; aluminum (III) chloride / tetrahydrofuran / 0.17 h / 0 °C

4: potassium acetate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / N,N-dimethyl-formamide / 15 h / 80 °C / Inert atmosphere; Sealed tube

With aluminum (III) chloride; lithium aluminium tetrahydride; barium hydroxide octahydrate; iodine; potassium acetate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In tetrahydrofuran; methanol; N,N-dimethyl-formamide; 2,2'-[1,2-ethanediylbis(oxy)]bisethanol;

Reference yield:

: 1309651-86-2
7-bromo-2-phenyl-4H-chromene

: 73183-34-3
bis(pinacol)diborane

: 1309651-85-1
2-phenyl-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-4H-chromene

Guidance literature:: With potassium acetate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In N,N-dimethyl-formamide; at 80 ℃; for 15h; Inert atmosphere; Sealed tube;

Reference yield:

: 100-52-7
benzaldehyde

: 1309651-85-1
2-phenyl-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-4H-chromene

Guidance literature:: Multi-step reaction with 4 steps

1: barium hydroxide octahydrate / methanol / 16 h / 40 °C

2: iodine / 2,2'-[1,2-ethanediylbis(oxy)]bisethanol / 5 h / 150 °C

3: lithium aluminium tetrahydride; aluminum (III) chloride / tetrahydrofuran / 0.17 h / 0 °C

4: potassium acetate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / N,N-dimethyl-formamide / 15 h / 80 °C / Inert atmosphere; Sealed tube

With aluminum (III) chloride; lithium aluminium tetrahydride; barium hydroxide octahydrate; iodine; potassium acetate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In tetrahydrofuran; methanol; N,N-dimethyl-formamide; 2,2'-[1,2-ethanediylbis(oxy)]bisethanol;