4,5-diphenylphthalic anhydride

Base Information

• Chemical Name: 4,5-diphenylphthalic anhydride
• CAS No.: 60387-49-7
• Molecular Formula: C₂₀H₁₂O₃
• Molecular Weight: 300.313
• Mol file: 60387-49-7.mol

Synonyms:4,5-diphenylphthalic anhydride

Chemical Property of 4,5-diphenylphthalic anhydride

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4,5-diphenylphthalic anhydride

There total 6 articles about 4,5-diphenylphthalic anhydride 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:

2,3-diphenyl-1,3-butadiene (2548-47-2) → 4,5-diphenylphthalic anhydride (60387-49-7)

Guidance literature:

Multi-step reaction with 4 steps

1: benzene / anschliessendes Behandeln mit wss. Natronlauge

2: potassium hydroxide / 310 °C

3: sulfur / 200 °C

4: acetyl chloride

With potassium hydroxide; sulfur; acetyl chloride; benzene;

Reference yield:

2-chloromaleic anhydride (96-02-6) + 4-hydroxy-3,4-diphenylcyclopent-2-en-1-one (5587-78-0) → 4,5-diphenylphthalic anhydride (60387-49-7)

Guidance literature:

With sulfuric acid; at 200 ℃;

Reference yield:

o-terphenyl-4',5'-dicarboxylic acid (114202-92-5) → 4,5-diphenylphthalic anhydride (60387-49-7)

Guidance literature:

With acetyl chloride;

upstream raw materials:

2-chloromaleic anhydride

4-hydroxy-3,4-diphenylcyclopent-2-en-1-one

o-terphenyl-4',5'-dicarboxylic acid

2,3-diphenyl-1,3-butadiene

Downstream raw materials:

4,5-diphenylphthalimide

2,3,5,6-tetraphenyl-inden-1-one