C₂₈H₂₀Br₂O₂

Base Information

• Chemical Name: C₂₈H₂₀Br₂O₂
• CAS No.: 1346783-12-7
• Molecular Formula: C₂₈H₂₀Br₂O₂
• Molecular Weight: 548.274
• Mol file: 1346783-12-7.mol

Synonyms:C₂₈H₂₀Br₂O₂

Chemical Property of C₂₈H₂₀Br₂O₂

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₂₈H₂₀Br₂O₂

There total 3 articles about C₂₈H₂₀Br₂O₂ 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: 65.0%

2,9-dibromo-5,6-dihydroxyphenanthrene (952054-63-6) + benzyl bromide (100-39-0) → C28H20Br2O2 (1346783-12-7)

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; for 18h; Inert atmosphere; Reflux;

DOI:10.1021/jo201594u

Reference yield:

9,10-phenanthrenequinone (84-11-7) → C28H20Br2O2 (1346783-12-7)

Guidance literature:

Multi-step reaction with 3 steps

1: tert.-butylhydroperoxide; bromine / nitrobenzene / 1 h / 110 °C / Inert atmosphere; Irradiation

2: sodium dithionite / tetrahydrofuran; water / 6 h / 20 °C / Inert atmosphere

3: potassium carbonate / N,N-dimethyl-formamide / 18 h / Inert atmosphere; Reflux

With tert.-butylhydroperoxide; sodium dithionite; bromine; potassium carbonate; In tetrahydrofuran; water; nitrobenzene; N,N-dimethyl-formamide;

DOI:10.1021/jo201594u

Reference yield:

3,6-dibromo-phenanthrene-9,10-dione (53348-05-3) → C28H20Br2O2 (1346783-12-7)

Guidance literature:

Multi-step reaction with 2 steps

1: sodium dithionite / tetrahydrofuran; water / 6 h / 20 °C / Inert atmosphere

2: potassium carbonate / N,N-dimethyl-formamide / 18 h / Inert atmosphere; Reflux

With sodium dithionite; potassium carbonate; In tetrahydrofuran; water; N,N-dimethyl-formamide;

DOI:10.1021/jo201594u

upstream raw materials:

2,9-dibromo-5,6-dihydroxyphenanthrene

benzyl bromide

9,10-phenanthrenequinone

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

Downstream raw materials:

C₄₂H₂₈N₂O₂

C₃₂H₂₂O₂