Tetraphenylmethane-4,4',4'',4'''-tetracarboxylic acid tetramethyl ester

Base Information

• Chemical Name: Tetraphenylmethane-4,4',4'',4'''-tetracarboxylic acid tetramethyl ester
• CAS No.: 105309-62-4
• Molecular Formula: C₃₃H₂₈O₈
• Molecular Weight: 552.581
• Mol file: 105309-62-4.mol

Synonyms:Tetraphenylmethane-4,4',4'',4'''-tetracarboxylic acid tetramethyl ester

Chemical Property of Tetraphenylmethane-4,4',4'',4'''-tetracarboxylic acid tetramethyl ester

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

Useful:

Technology Process of Tetraphenylmethane-4,4',4'',4'''-tetracarboxylic acid tetramethyl ester

There total 11 articles about Tetraphenylmethane-4,4',4'',4'''-tetracarboxylic acid tetramethyl ester 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: 99.6%

diazomethane (186581-53-3,908094-01-9,334-88-3) + tetraphenylmethane-4,4′,4″,4?-tetracarboxylic acid (160248-28-2) → Tetraphenylmethane-4,4',4'',4'''-tetracarboxylic acid tetramethyl ester (105309-62-4)

Guidance literature:

In methanol; diethyl ether; Ambient temperature;

Reference yield:

tetrakis(4-bromophenyl)methane (105309-59-9) → Tetraphenylmethane-4,4',4'',4'''-tetracarboxylic acid tetramethyl ester (105309-62-4)

Guidance literature:

Multi-step reaction with 3 steps

1: 99.0 percent Chromat_. / KCN, KI, KOH / palladium(II)acetate / hexamethylphosphoric acid triamide / 19 h / 95 °C

2: KOH / ethane-1,2-diol / 19 h / Heating

3: diethyl ether; methanol / Ambient temperature

With potassium cyanide; potassium hydroxide; potassium iodide; palladium diacetate; In methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; diethyl ether; ethylene glycol;

DOI:10.1021/ja00183a019

Reference yield:

4,4',4'',4'''-tetracyanotetraphenylcyanide (121706-21-6) → Tetraphenylmethane-4,4',4'',4'''-tetracarboxylic acid tetramethyl ester (105309-62-4)

Guidance literature:

Multi-step reaction with 2 steps

1: KOH / ethane-1,2-diol / 19 h / Heating

2: diethyl ether; methanol / Ambient temperature

With potassium hydroxide; In methanol; diethyl ether; ethylene glycol;

DOI:10.1021/ja00183a019

upstream raw materials:

diazomethane

tetraphenylmethane-4,4′,4″,4?-tetracarboxylic acid

tri-p-tolylmethylchloride

tetrakis(4-bromophenyl)methane

Downstream raw materials:

Tetrakis<4-<(3,5-di-tert-butyl-4-hydroxyphenyl)(3,5-di-tert-butyl-4-oxocyclohexa-2,5-dienylidene)methyl>phenyl>methane

13C-Tetrakisgalvinol