3,6-Dibromo-fluoren-9-one

Base Information

• Chemical Name: 3,6-Dibromo-fluoren-9-one
• CAS No.: 216312-73-1
• Molecular Formula: C13H6Br2O
• Molecular Weight: 337.998
• Hs Code.: 2914790090
• European Community (EC) Number: 834-022-4
• NSC Number: 86559
• Nikkaji Number: J2.614.766B
• Mol file: 216312-73-1.mol

Synonyms:3,6-Dibromo-fluoren-9-one

Chemical Property of 3,6-Dibromo-fluoren-9-one

Chemical Property:

• Melting Point: 321 °C
• Boiling Point: 448.5±38.0 °C(Predicted)
• PSA: 17.07000
• Density: 1.907±0.06 g/cm3(Predicted)
• LogP: 4.42300
• Storage Temp.: Inert atmosphere,Room Temperature
• Solubility.: Chloroform (Very Slightly), DMSO (Very Slightly, Heated)
• XLogP3: 4.6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 337.87649
• Heavy Atom Count: 16
• Complexity: 276

Purity/Quality:

97% ^*data from raw suppliers

3,6-Dibromo-9H-fluoren-9-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC2=C(C=C1Br)C3=C(C2=O)C=CC(=C3)Br
• Uses: 3,6-Dibromo-9H-fluoren-9-one is a reagent in the preparation of diphenylamine-fluorenone derivatives as potential fluorescent probes for neuroblastoma cell staining.

Technology Process of 3,6-Dibromo-fluoren-9-one

There total 14 articles about 3,6-Dibromo-fluoren-9-one 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: 89.0%

3, 6?dibromo?9H?fluorene (500901-89-3) → 3,6-dibromofluoren-9-one (216312-73-1)

Guidance literature:

With o-iodosobenzoic acid; oxygen; In dimethyl sulfoxide; at 20 ℃; for 2h; Green chemistry;

DOI:10.1007/s10562-017-2050-4

Reference yield: 88.0%

3,6-dibromo-phenanthrene-9,10-dione (53348-05-3) → 3,6-dibromofluoren-9-one (216312-73-1)

Guidance literature:

With potassium permanganate; potassium hydroxide; In water; at 130 ℃; for 1h; Inert atmosphere;

DOI:10.1016/j.jorganchem.2019.05.022

Reference yield: 73.0%

9-fluorenone (486-25-9,952573-42-1) → 3,6-dibromofluoren-9-one (216312-73-1)

Guidance literature:

With [bis(acetoxy)iodo]benzene; sulfuric acid; bromine; In acetic anhydride; acetic acid; at 20 ℃; for 0.25h;

upstream raw materials:

5,5'-dibromo-diphenic acid-anhydride

3,6-diamino-9-fluorenone

3,6-dibromo-phenanthrene-9,10-dione

9-fluorenone

Downstream raw materials:

3, 6?dibromo?9H?fluorene

3,6-bis-(phenylethynyl)-fluoren-9-one

3,6-bis((4-(dibutylamino)phenyl)ethynyl)-9H-fluoren-9-one

3,6-bis(4-tert-butylphenyl)-9H-fluoren-9-one

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