1,2,4,5-Benzenetetracarboxylic acid, 3,6-difluoro-

Base Information

• Chemical Name: 1,2,4,5-Benzenetetracarboxylic acid, 3,6-difluoro-
• CAS No.: 10311-26-9
• Molecular Formula: C10H4F2O8
• Molecular Weight: 290.134
• DSSTox Substance ID: DTXSID30893624
• Nikkaji Number: J1.985.009I
• Wikidata: Q81987715
• Mol file: 10311-26-9.mol

Synonyms:3,6-difluoropyromellitic acid;10311-26-9;1,2,4,5-Benzenetetracarboxylic acid, 3,6-difluoro-;3,6-Difluoro-1,2,4,5-benzenetetracarboxylic acid;SCHEMBL3020382;DTXSID30893624

Chemical Property of 1,2,4,5-Benzenetetracarboxylic acid, 3,6-difluoro-

Chemical Property:

• XLogP3: 0.2
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 10
• Rotatable Bond Count: 4
• Exact Mass: 289.98742341
• Heavy Atom Count: 20
• Complexity: 382

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1(=C(C(=C(C(=C1F)C(=O)O)C(=O)O)F)C(=O)O)C(=O)O

Technology Process of 1,2,4,5-Benzenetetracarboxylic acid, 3,6-difluoro-

There total 5 articles about 1,2,4,5-Benzenetetracarboxylic acid, 3,6-difluoro- 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: 57.0%

1,4-difluoro-2,3,5,6-tetramethylbenzene (10585-06-5) → difluoropyromellitic acid (10311-26-9)

Guidance literature:

1,4-difluoro-2,3,5,6-tetramethylbenzene; With nitric acid; at 150 ℃; for 12h; under 2280 Torr;

With potassium hydroxide; potassium permanganate; Heating;

Reference yield: 45.4%

decafluoro-1,3,5,7-tetrahydrobenzo<1,2-c:4,5-c'>difuran (132757-85-8) → difluoropyromellitic acid (10311-26-9)

Guidance literature:

With sulfuric acid; at 180 - 200 ℃; for 5h;

DOI:10.1016/S0022-1139(00)80039-1

Reference yield:

3,6-difluoro-1,2,4,5-tetracyanobenzene (60510-15-8) → difluoropyromellitic acid (10311-26-9)

Guidance literature:

With sulfuric acid; at 150 ℃; for 5h;

DOI:10.1021/ja017566n

upstream raw materials:

decafluoro-1,3,5,7-tetrahydrobenzo<1,2-c:4,5-c'>difuran

1,4-difluoro-2,3,5,6-tetramethylbenzene

3,6-difluoro-1,2,4,5-tetracyanobenzene

Downstream raw materials:

decafluoro-1,3,5,7-tetrahydrobenzo<1,2-c:4,5-c'>difuran

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