9-Bromo-2,7-dichloro-9h-fluorene

Base Information

• Chemical Name: 9-Bromo-2,7-dichloro-9h-fluorene
• CAS No.: 7012-18-2
• Molecular Formula: C₁₃H₇BrCl₂
• Molecular Weight: 314.009
• NSC Number: 90675
• DSSTox Substance ID: DTXSID80293554
• Nikkaji Number: J614.961H
• Wikidata: Q82032360

Synonyms:7012-18-2;9-bromo-2,7-dichloro-9h-fluorene;NSC90675;NCIOpen2_009738;DTXSID80293554;NSC-90675

Chemical Property of 9-Bromo-2,7-dichloro-9h-fluorene

Chemical Property:

• Vapor Pressure: 1.12E-05mmHg at 25°C
• Boiling Point: 381.4°Cat760mmHg
• Flash Point: 204.1°C
• Density: 1.682g/cm³
• XLogP3: 5.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 311.91082
• Heavy Atom Count: 16
• Complexity: 245

Purity/Quality:

85.0-99.8% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1=CC2=C(C=C1Cl)C(C3=C2C=CC(=C3)Cl)Br

Technology Process of 9-Bromo-2,7-dichloro-9h-fluorene

There total 4 articles about 9-Bromo-2,7-dichloro-9h-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: 84.0%

2,7-dichloro-fluoren-9-ol (7012-24-0) → 9-bromo-2,7-dichlorofluorene (7012-18-2)

Guidance literature:

2,7-dichloro-fluoren-9-ol; With phosphorus tribromide; at 150 ℃; for 0.666667h; Neat (no solvent);

With water; sodium hydrogencarbonate; pH=7;

DOI:10.1002/anie.200905117

Reference yield: 58.0%

9H-fluoren-9-yl bromide (1940-57-4) → 9-bromo-2,7-dichlorofluorene (7012-18-2)

Guidance literature:

With hydrogenchloride; N-chloro-succinimide; In acetonitrile; Heating;

DOI:10.1055/s-1994-25668

Reference yield:

2,7-dichloro-9H-fluorene (7012-16-0) → 9-bromo-2,7-dichlorofluorene (7012-18-2)

Guidance literature:

With N-Bromosuccinimide; In benzene;

upstream raw materials:

9H-fluoren-9-yl bromide

2,7-dichloro-9H-fluorene

9H-fluorene

2,7-dichloro-fluoren-9-ol

Downstream raw materials:

2,7-dichlorofluorenone

2,7-Dichlorofluorenyltriphenylarsonium bromide

(2,7-dichlorofluorenyl)triphenylphosphonium bromide

2,7-dichloro-fluoren-9-ol

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