5-Bromo-7,7-dimethyl-7H-benzo[C]fluorene

Base Information

• Chemical Name: 5-Bromo-7,7-dimethyl-7H-benzo[C]fluorene
• CAS No.: 954137-48-5
• Molecular Formula: C19H15Br
• Molecular Weight: 323.232
• Mol file: 954137-48-5.mol

Synonyms:BDMPF;5-Bromo-7,7'-dimethylbenzo[c]fluorene;5-Bromo-7,7-dimethyl-7H-benzo[c]fluoren;5-BroMo-7,7-diMethyl-7H-Benzo[c]fluorene;7H-Benzo[c]fluorene, 5-bromo-7,7-dimethyl-;5-BroMo-7,7-diMethyl-7H-BenzoChemicalbook[c]fluorene;5-BroMo-7,7-diMethyl-7H-Benzo[c]fluorene ISO 9001：2015 REACH

Chemical Property of 5-Bromo-7,7-dimethyl-7H-benzo[C]fluorene

Chemical Property:

• Boiling Point: 445.0±24.0 °C(Predicted)
• PSA: 0.00000
• Density: 1.363±0.06 g/cm3(Predicted)
• LogP: 5.90860
• Storage Temp.: Sealed in dry,Room Temperature

Purity/Quality:

99.5% ^*data from raw suppliers

5-Bromo-7,7-dimethyl-7H-benzo[c]fluorene 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 5-Bromo-7,7-dimethyl-7H-benzo[C]fluorene

There total 11 articles about 5-Bromo-7,7-dimethyl-7H-benzo[C]fluorene 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: 99.0%

7,7-Dimethyl-7H-benzo[c]fluorene (112486-09-6) → 5- bromo-7,7-dimethyl-7H-benzo[c]fluorene (954137-48-5)

Guidance literature:

With bromine; In chloroform; at 20 ℃; Cooling with ice;

Reference yield: 92.0%

5-bromo-7H-benzo[c]fluorene (64356-27-0) + methyl iodide (74-88-4) → 5- bromo-7,7-dimethyl-7H-benzo[c]fluorene (954137-48-5)

Guidance literature:

5-bromo-7H-benzo[c]fluorene; With potassium tert-butylate; In dimethyl sulfoxide; at 0 ℃; for 0.0833333h;

methyl iodide; In dimethyl sulfoxide; at 20 ℃;

Reference yield:

1-Naphthylboronic acid (13922-41-3) → 5- bromo-7,7-dimethyl-7H-benzo[c]fluorene (954137-48-5)

Guidance literature:

Multi-step reaction with 4 steps

1.1: sodium carbonate / tetrakis(triphenylphosphine) palladium⁽⁰⁾ / toluene; ethanol / 5 h / 100 °C

2.1: hexane; tetrahydrofuran / 3.17 h / -75 - 20 °C / Inert atmosphere

2.2: Inert atmosphere

3.1: acetic acid / 0.17 h / 0 °C

3.2: 1 h / 20 °C

4.1: N-Bromosuccinimide / tetrahydrofuran / 24 h / 20 °C / Inert atmosphere

With N-Bromosuccinimide; sodium carbonate; acetic acid; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; ethanol; hexane; toluene;

upstream raw materials:

7,7-Dimethyl-7H-benzo[c]fluorene

1-Naphthylboronic acid

2-bromobenzoic acid methyl ester

methyl 2-(naphthalen-1-yl)benzoate

Downstream raw materials:

5-phenylamino-7,7-dimethyl-7H-benzo[c]fluorene

7,7-dimethyl-5-phenyl-7H-benzo[c]fluorene

9-Bromo-7,7-dimethyl-5-phenyl-7H-benzo[c]fluorene

(7,7-dimethyl-7H-benzo[c]fluorene-5-yl)boronic acid

Refernces

• 1、 -. "Benzfluorene-containing compound and organic light-emitting device thereof". Paragraph 0076; 0077; 0079. . Retrieved 2018/12/02.
• 2、 -. "MATERIAL FOR LUMINOUS AUXILIARY LAYER, ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE, AND LIGHTING DEVICE". Paragraph 0314; 0315. . Retrieved 2018/08/28.