Hydroxy[bis(4-methoxyphenyl)]acetic acid

Base Information

• Chemical Name: Hydroxy[bis(4-methoxyphenyl)]acetic acid
• CAS No.: 639-61-2
• Molecular Formula: C16H16 O5
• Molecular Weight: 288.3
• NSC Number: 30655
• DSSTox Substance ID: DTXSID60283251
• Nikkaji Number: J840.366J
• Wikidata: Q82017754
• Mol file: 639-61-2.mol

Synonyms:639-61-2;p-Anisilic acid;hydroxy[bis(4-methoxyphenyl)]acetic acid;Cambridge id 5132253;Oprea1_259935;SCHEMBL2795435;DTXSID60283251;ZCLYDZVPJVAASY-UHFFFAOYSA-N;NSC30655;NSC-30655;hydroxy-bis-(4-methoxy-phenyl)-acetic acid

Chemical Property of Hydroxy[bis(4-methoxyphenyl)]acetic acid

Chemical Property:

• Vapor Pressure: 3.13E-10mmHg at 25°C
• Boiling Point: 485.3°C at 760 mmHg
• Flash Point: 180.5°C
• Density: 1.273g/cm³
• XLogP3: 2.2
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 5
• Exact Mass: 288.09977361
• Heavy Atom Count: 21
• Complexity: 317

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: COC1=CC=C(C=C1)C(C2=CC=C(C=C2)OC)(C(=O)O)O

Technology Process of Hydroxy[bis(4-methoxyphenyl)]acetic acid

There total 10 articles about Hydroxy[bis(4-methoxyphenyl)]acetic 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: 93.0%

1,2-bis(4-methoxyphenyl)-1,2-ethanedione (1226-42-2) → 4,4'-dimethoxybenzilic acid (639-61-2)

Guidance literature:

With potassium hydroxide; Celite; for 0.0152778h; Irradiation;

DOI:10.1039/a805255g

Reference yield: 64.0%

bis(p-methoxyphenyl)methanone (90-96-0) + carbon dioxide (124-38-9,18923-20-1) → 4,4'-dimethoxybenzilic acid (639-61-2)

Guidance literature:

With potassium iodide; In N,N-dimethyl-formamide; Hg pool cathode, platinum plate anode, constant current of 2.5 nA/cm²;

DOI:10.1246/bcsj.58.1723

Reference yield: 30.0%

chloroformic acid ethyl ester (541-41-3) + 1,2-bis(4-methoxyphenyl)-1,2-ethanedione (1226-42-2) → 4,4'-dimethoxybenzilic acid (639-61-2) + p-Anisoin monoethyl carbonate

Guidance literature:

With sodium; In 1,4-dioxane;

upstream raw materials:

1,2-bis(4-methoxyphenyl)-1,2-ethanedione

chloroformic acid ethyl ester

bis(p-methoxyphenyl)methanone

carbon dioxide

Downstream raw materials:

(α-methoxycarbonyl)bis(p-methoxyphenyl)methanol

3,3-bis-(4-methoxy-phenyl)-5-methyl-3H-benzofuran-2-one

bis(p-methoxyphenyl)methanone

6-methoxy-3-(4-methoxyphenyl)benzofuran-2(3H)-one

Refernces

• 1、 Yu, Hui-Ming,Chen, Same-Ting,Tseng, Min-Jen,Chen, Shui-Tein,Wang, Kung-Tsung. "Microwave-assisted heterogeneous benzil-benzilic acid rearrangement". . p. 62 - 63. Retrieved 2007/10/03.
• 2、 Toda, Fumio,Tanaka, Koichi,Kagawa, Yukiko,Sakaino, Yoshiko. "Benzylic Acid Rearrangement in the Solid State". . p. 373 - 376. Retrieved 2007/10/02.