4-(p-carboxybenzoyl)phthalic anhydride

Base Information

• Chemical Name: 4-(p-carboxybenzoyl)phthalic anhydride
• CAS No.: 24910-58-5
• Molecular Formula: C₁₆H₈O₆
• Molecular Weight: 296.236
• Mol file: 24910-58-5.mol

Synonyms:4-(p-carboxybenzoyl)phthalic anhydride

Chemical Property of 4-(p-carboxybenzoyl)phthalic anhydride

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-(p-carboxybenzoyl)phthalic anhydride

There total 8 articles about 4-(p-carboxybenzoyl)phthalic 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: 98.0%

4-(p-carboxybenzoyl)phthalic acid (24910-57-4) → 4-(p-carboxybenzoyl)phthalic anhydride (24910-58-5)

Guidance literature:

With acetic anhydride; for 5h; Reflux;

DOI:10.1016/j.polymer.2013.08.037

Reference yield:

4-(N-phenylphthalimide-4-carbonyl)toluene → 4-(p-carboxybenzoyl)phthalic anhydride (24910-58-5)

Guidance literature:

Multi-step reaction with 5 steps

1: N-Bromosuccinimide; dibenzoyl peroxide / tetrachloromethane / 12 h / Reflux

2: sodium hydroxide / water / 10 h / Reflux

3: pyridine; potassium permanganate / water / 6 h / Reflux

4: water; sodium hydroxide / 48 h / Reflux

5: acetic anhydride / 5 h / Reflux

With pyridine; potassium permanganate; N-Bromosuccinimide; water; acetic anhydride; sodium hydroxide; dibenzoyl peroxide; In tetrachloromethane; water;

DOI:10.1016/j.polymer.2013.08.037

Reference yield:

4-(N-phenylphthalimide-4-carbonyl)benzaldehyde → 4-(p-carboxybenzoyl)phthalic anhydride (24910-58-5)

Guidance literature:

Multi-step reaction with 3 steps

1: pyridine; potassium permanganate / water / 6 h / Reflux

2: water; sodium hydroxide / 48 h / Reflux

3: acetic anhydride / 5 h / Reflux

With pyridine; potassium permanganate; water; acetic anhydride; sodium hydroxide; In water;

DOI:10.1016/j.polymer.2013.08.037

upstream raw materials:

2,3-dihydro-1,3-dioxo-2-phenyl-1H-isoindole-5-carboxylic acid

4-(p-carboxybenzoyl)phthalic acid

Refernces