4,7-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2-phenyl-1H-benzo[d]imidazole

Base Information

Chemical Name:4,7-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2-phenyl-1H-benzo[d]imidazole
CAS No.:1259532-55-2
Molecular Formula:C₂₅H₁₈N₂O₄S₂
Molecular Weight:474.561
Hs Code.:

Synonyms:4,7-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2-phenyl-1H-benzo[d]imidazole

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Chemical Property of 4,7-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2-phenyl-1H-benzo[d]imidazole

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Technology Process of 4,7-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2-phenyl-1H-benzo[d]imidazole

There total 4 articles about 4,7-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2-phenyl-1H-benzo[d]imidazole 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: 58.7%

: 214346-03-9
4,7-dibromo-2-phenyl-1H-benzo[d]imidazole

: 175922-79-9
tributyl(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-stannane

: 1259532-55-2
4,7-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2-phenyl-1H-benzo[d]imidazole

Guidance literature:: With bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; at 100 ℃; for 18h; Inert atmosphere;
DOI:10.1016/j.polymer.2010.10.045

Reference yield:

: 273-13-2,22706-22-5
benzo[1,2,5]thiadiazole

: 1259532-55-2
4,7-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2-phenyl-1H-benzo[d]imidazole

Guidance literature:: Multi-step reaction with 4 steps

1: hydrogen bromide; bromine / Inert atmosphere

2: sodium tetrahydroborate / ethanol / Inert atmosphere

3: toluene-4-sulfonic acid / ethanol / Inert atmosphere

4: bis-triphenylphosphine-palladium(II) chloride / tetrahydrofuran / 18 h / 100 °C / Inert atmosphere

With bis-triphenylphosphine-palladium(II) chloride; sodium tetrahydroborate; hydrogen bromide; bromine; toluene-4-sulfonic acid; In tetrahydrofuran; ethanol;
DOI:10.1016/j.polymer.2010.10.045

Reference yield:

: 15155-41-6
4,7-dibromobenzo[c][1,2,5]thiadiazole

: 1259532-55-2
4,7-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-2-phenyl-1H-benzo[d]imidazole

Guidance literature:: Multi-step reaction with 3 steps

1: sodium tetrahydroborate / ethanol / Inert atmosphere

2: toluene-4-sulfonic acid / ethanol / Inert atmosphere

3: bis-triphenylphosphine-palladium(II) chloride / tetrahydrofuran / 18 h / 100 °C / Inert atmosphere

With bis-triphenylphosphine-palladium(II) chloride; sodium tetrahydroborate; toluene-4-sulfonic acid; In tetrahydrofuran; ethanol;
DOI:10.1016/j.polymer.2010.10.045