4,4'-Carbonyldiphthalic acid

Base Information

• Chemical Name: 4,4'-Carbonyldiphthalic acid
• CAS No.: 2479-49-4
• Deprecated CAS: 114367-57-6,72252-62-1,50976-11-9,50986-44-2,50976-11-9,50986-44-2,72252-62-1
• Molecular Formula: C17H10O9
• Molecular Weight: 358.261
• Hs Code.: 2918300090
• European Community (EC) Number: 219-613-1
• UNII: PCN26TOB7V
• DSSTox Substance ID: DTXSID2062456
• Nikkaji Number: J191.967I
• Wikidata: Q27286480
• Mol file: 2479-49-4.mol

Synonyms:B-3,4-TC;benzophenone-3,3',4,4'-tetracarbonic acid;benzophenone-3,3',4,4'-tetracarboxylic acid;benzophenone-3,3',4,4'-tetracarboxylic acid, magnesium (2:1) salt;benzophenone-3,3',4,4'-tetracarboxylic acid, tetra-potassium salt;benzophenone-3,3',4,4'-tetracarboxylic acid, tetra-sodium salt;benzophenone-3,3',4,4'-tetracarboxylic acid, tripotassium salt;benzophenone-3,3',4,4'-tetracarboxylic acid, trisodium salt

Chemical Property of 4,4'-Carbonyldiphthalic acid

Chemical Property:

• Melting Point: 224 °C
• Boiling Point: 734.042 °C at 760 mmHg
• PKA: 2.43±0.10(Predicted)
• Flash Point: 411.672 °C
• PSA: 166.27000
• Density: 1.646 g/cm³
• LogP: 1.71040
• Storage Temp.: 2-8°C
• XLogP3: 1.4
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 9
• Rotatable Bond Count: 6
• Exact Mass: 358.03248189
• Heavy Atom Count: 26
• Complexity: 574

Purity/Quality:

97% ^*data from raw suppliers

3,3',4,4'-BENZOPHENONETETRACARBOXYLIC ACID Aldrich ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1=CC(=C(C=C1C(=O)C2=CC(=C(C=C2)C(=O)O)C(=O)O)C(=O)O)C(=O)O

Technology Process of 4,4'-Carbonyldiphthalic acid

There total 7 articles about 4,4'-Carbonyldiphthalic acid 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: 70.0%

3,3',4,4'-tetramethylbenzophenone (4659-48-7) → 3,3',4,4'-benzophenonetetracarboxylic acid (2479-49-4)

Guidance literature:

With potassium permanganate; water; In pyridine; at 85 ℃;

DOI:10.13005/ojc/320627

Reference yield:

1,2,4,5-benzenetetracarboxylic acid (89-05-4) + 5-methyl-1,2,4-benzenetricarboxylic acid (34240-10-3) + 1,2,4-benzene tricarboxylic acid (528-44-9) + benzene-1,2-dicarboxylic acid (88-99-3,73607-73-5) → methyltrimellitic anhydride + Pyromellitic dianhydride (89-32-7,34527-94-1) + 3,3',4,4'-benzophenonetetracarboxylic acid (2479-49-4) + pyromellitic acid monoanhydride (7487-10-7)

Guidance literature:

1,2,4,5-benzenetetracarboxylic acid; 5-methyl-1,2,4-benzenetricarboxylic acid; 1,2,4-benzene tricarboxylic acid; benzene-1,2-dicarboxylic acid; at 235 - 250 ℃; for 7.5 - 30h;

With acetic anhydride; In acetic acid; at 120 - 170 ℃; under 750.075 - 4500.45 Torr; Product distribution / selectivity;

Reference yield:

1,1-bis-(3,4-dimethylphenyl)-methane (726-05-6) → 3,3',4,4'-benzophenonetetracarboxylic acid (2479-49-4)

Guidance literature:

With nitric acid; In water; at 100 - 160 ℃; for 3.41667h; under 5175.52 Torr; Autoclave;

upstream raw materials:

1,2,4,5-benzenetetracarboxylic acid

5-methyl-1,2,4-benzenetricarboxylic acid

1,2,4-benzene tricarboxylic acid

benzene-1,2-dicarboxylic acid