tetramethyl 4',4'',4''',4''''-(ethene-1,1,2,2-tetrayl)tetrabiphenyl-4-carboxylate

Base Information

• Chemical Name: tetramethyl 4',4'',4''',4''''-(ethene-1,1,2,2-tetrayl)tetrabiphenyl-4-carboxylate
• CAS No.: 1610858-95-1
• Molecular Formula: C₅₈H₄₄O₈
• Molecular Weight: 868.983
• Mol file: 1610858-95-1.mol

Synonyms:tetramethyl 4',4'',4''',4''''-(ethene-1,1,2,2-tetrayl)tetrabiphenyl-4-carboxylate

Chemical Property of tetramethyl 4',4'',4''',4''''-(ethene-1,1,2,2-tetrayl)tetrabiphenyl-4-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of tetramethyl 4',4'',4''',4''''-(ethene-1,1,2,2-tetrayl)tetrabiphenyl-4-carboxylate

There total 3 articles about tetramethyl 4',4'',4''',4''''-(ethene-1,1,2,2-tetrayl)tetrabiphenyl-4-carboxylate 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: 88.0%

C30H16F12O12S4 + 4-methoxycarbonylphenylboronic acid (99768-12-4) → tetramethyl-4′,4′′′,4′′′′′,4′′′′′′′-(ethene-1,1,2,2-tetrayl)tetrakis(1,1′-biphenyl-4-carboxylate) (1610858-95-1)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate; In tetrahydrofuran; water; for 6h; Inert atmosphere; Reflux;

DOI:10.1039/c9tc02134e

Reference yield: 80.0%

1,1,2,2-tetrakis(4-bromophenyl)ethene (61326-44-1) + 4-methoxycarbonylphenylboronic acid (99768-12-4) → tetramethyl-4′,4′′′,4′′′′′,4′′′′′′′-(ethene-1,1,2,2-tetrayl)tetrakis(1,1′-biphenyl-4-carboxylate) (1610858-95-1)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; cesium fluoride; In 1,2-dimethoxyethane; for 48h; Reflux;

DOI:10.1021/ja5006866 DOI:10.1021/jacs.5b04695

Reference yield:

1,1,2,2-tetraphenylethylene (632-51-9) → tetramethyl-4′,4′′′,4′′′′′,4′′′′′′′-(ethene-1,1,2,2-tetrayl)tetrakis(1,1′-biphenyl-4-carboxylate) (1610858-95-1)

Guidance literature:

Multi-step reaction with 2 steps

1: bromine / 168 h

2: tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium carbonate / tetrahydrofuran; water / 72 h / 90 °C / Inert atmosphere

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; bromine; potassium carbonate; In tetrahydrofuran; water;

upstream raw materials:

1,1,2,2-tetrakis(4-bromophenyl)ethene

4-methoxycarbonylphenylboronic acid

1,1,2,2-tetraphenylethylene

Downstream raw materials:

4′,4′′′,4′′′′′,4′′′′′′′-(ethene-1,1,2,2-tetrayl)tetrakis(1,1′-biphenyl-4-carboxylic acid)