1,2-Benzenedicarboxylic acid, 4,4'-oxybis-

Base Information

• Chemical Name: 1,2-Benzenedicarboxylic acid, 4,4'-oxybis-
• CAS No.: 7717-76-2
• Molecular Formula: C16H10 O9
• Molecular Weight: 346.25
• DSSTox Substance ID: DTXSID8064775
• Nikkaji Number: J675.312D
• Wikidata: Q81991812
• Mol file: 7717-76-2.mol

Synonyms:4,4'-oxydiphthalic acid;7717-76-2;1,2-Benzenedicarboxylic acid, 4,4'-oxybis-;4-(3,4-dicarboxyphenoxy)phthalic acid;1,2-Benzenedicarboxylicacid, 4,4'-oxybis-;Oprea1_181540;Oprea1_868492;SCHEMBL49365;YSCK0419;DTXSID8064775;C16H10O9;AKOS003235586;C16-H10-O9;BS-45252;1,2-Benzenedicarboxylicacid,4,4'-oxybis-;CS-0110489;E81332

Chemical Property of 1,2-Benzenedicarboxylic acid, 4,4'-oxybis-

Chemical Property:

• Melting Point: 229-231.5 °C (decomp)
• Boiling Point: 645.2±55.0 °C(Predicted)
• PKA: 2.71±0.10(Predicted)
• Flash Point: 242.1oC
• PSA: 158.43000
• Density: 1.647±0.06 g/cm3(Predicted)
• LogP: 2.27170
• XLogP3: 1.6
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 9
• Rotatable Bond Count: 6
• Exact Mass: 346.03248189
• Heavy Atom Count: 25
• Complexity: 510

Purity/Quality:

99% ^*data from raw suppliers

4,4'-Oxydiphthalicacid 98% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=C(C=C1OC2=CC(=C(C=C2)C(=O)O)C(=O)O)C(=O)O)C(=O)O

Technology Process of 1,2-Benzenedicarboxylic acid, 4,4'-oxybis-

There total 8 articles about 1,2-Benzenedicarboxylic acid, 4,4'-oxybis- 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: 93.0%

4,4'-oxydiphthalic dianhydride (1823-59-2) → 4,4'-oxydiphthalic acid (7717-76-2)

Guidance literature:

With phosphoric acid; In 1,2-dichloro-benzene; Product distribution / selectivity;

Reference yield:

→ 4,4'-oxydiphthalic dianhydride (1823-59-2) + 4,4'-oxydiphthalic acid (7717-76-2)

Guidance literature:

Reference yield:

4-nitrophthalic acid (610-27-5) → 4,4'-oxydiphthalic acid (7717-76-2)

Guidance literature:

With chlorine; potassium carbonate; molybdenum; In 1,2-dichloro-benzene; at 90 - 190 ℃; for 8h; Reagent/catalyst;

upstream raw materials:

4,4'-oxydiphthalic dianhydride

4-chlorophthalic anhydride

4-nitro-N-methyl-phthalimide

oxo-bis-4,4'-(N-methylphthalimide)

Refernces

• 1、 -. "Preparation method of 3,3 ’, 4,4 ’ - diphenyl ether tetracarboxylic dianhydride (by machine translation)". . . Retrieved 2019/12/25.
• 2、 -. "METHOD OF PURIFYING DIANHYDRIDES, THE DIANHYDRIDES FORMED THEREBY, AND POLYETHERIMIDES FORMED THEREFROM". Page/Page column 39-40. . Retrieved 2009/10/22.