2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-imidazole)

Base Information

Chemical Name:2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-imidazole)
CAS No.:1585196-26-4
Molecular Formula:C₅₁H₄₅BrN₄
Molecular Weight:793.849
Hs Code.:

Synonyms:2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-imidazole)

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Chemical Property of 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-imidazole)

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Technology Process of 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-imidazole)

There total 4 articles about 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-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: 70.0%

: 74-96-4
ethyl bromide

: 1585196-24-2
2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(4,5-diphenyl-1H-imidazole)

: 1585196-26-4
2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-imidazole)

Guidance literature:: 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(4,5-diphenyl-1H-imidazole); With potassium carbonate; In N,N-dimethyl-formamide; at 50 ℃; for 1h; Inert atmosphere;

ethyl bromide; In N,N-dimethyl-formamide; at 50 ℃; for 48h; Inert atmosphere;
DOI:10.1021/jo500330r

Reference yield:

: 287493-15-6
2-bromo-9,9-diethyl-9H-fluorene

: 1585196-26-4
2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-imidazole)

Guidance literature:: Multi-step reaction with 3 steps

1.1: hydrogen bromide / acetic acid / 48 h / 110 °C / Sealed tube

1.2: 16 h / Reflux

2.1: ammonium acetate / acetic acid / 24 h / Reflux

3.1: potassium carbonate / N,N-dimethyl-formamide / 1 h / 50 °C / Inert atmosphere

3.2: 48 h / 50 °C / Inert atmosphere

With ammonium acetate; hydrogen bromide; potassium carbonate; In acetic acid; N,N-dimethyl-formamide;
DOI:10.1021/jo500330r

Reference yield:

: 1585196-18-4
7-bromo-9,9-diethyl-9H-fluorene-2,4-dicarbaldehyde

: 1585196-26-4
2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-imidazole)

Guidance literature:: Multi-step reaction with 2 steps

1.1: ammonium acetate / acetic acid / 24 h / Reflux

2.1: potassium carbonate / N,N-dimethyl-formamide / 1 h / 50 °C / Inert atmosphere

2.2: 48 h / 50 °C / Inert atmosphere

With ammonium acetate; potassium carbonate; In acetic acid; N,N-dimethyl-formamide;
DOI:10.1021/jo500330r