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

Base Information

• Chemical Name: 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(4,5-diphenyl-1H-imidazole)
• CAS No.: 1585196-24-2
• Molecular Formula: C₄₇H₃₇BrN₄
• Molecular Weight: 737.742
• Mol file: 1585196-24-2.mol

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

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

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

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

There total 2 articles about 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(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: 72.0%

7-bromo-9,9-diethyl-9H-fluorene-2,4-dicarbaldehyde (1585196-18-4) + benzil (134-81-6) → 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(4,5-diphenyl-1H-imidazole) (1585196-24-2)

Guidance literature:

With ammonium acetate; In acetic acid; for 24h; Reflux;

DOI:10.1021/jo500330r

Reference yield:

2-bromo-9,9-diethyl-9H-fluorene (287493-15-6) → 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(4,5-diphenyl-1H-imidazole) (1585196-24-2)

Guidance literature:

Multi-step reaction with 2 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

With ammonium acetate; hydrogen bromide; In acetic acid;

DOI:10.1021/jo500330r

Reference yield: 70.0%

ethyl bromide (74-96-4) + 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(4,5-diphenyl-1H-imidazole) (1585196-24-2) → 2,2'-(7-bromo-9,9-diethyl-9H-fluorene-2,4-diyl)bis(1-ethyl-4,5-diphenyl-1H-imidazole) (1585196-26-4)

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

upstream raw materials:

7-bromo-9,9-diethyl-9H-fluorene-2,4-dicarbaldehyde

benzil

2-bromo-9,9-diethyl-9H-fluorene

Downstream raw materials:

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

5-(9,9-diethyl-5,7-bis(1-ethyl-4,5-diphenyl-1H-imidazol-2-yl)-9H-fluoren-2-yl)thiophene-2-carbaldehyde

5'-(9,9-diethyl-5,7-bis(1-ethyl-4,5-diphenyl-1H-imidazol-2-yl)-9H-fluoren-2-yl)-(2,2'-bithiophene)-5-carbaldehyde

(E)-2-cyano-3-(5-(9,9-diethyl-5,7-bis(1-ethyl-4,5-diphenyl-1H-imidazol-2-yl)-9H-fluoren-2-yl)thiophene-2-yl)acrylic acid