4,4'-(1,2-Diphenylethene-1,2-diyl)dibenzoic acid

Base Information

• Chemical Name: 4,4'-(1,2-Diphenylethene-1,2-diyl)dibenzoic acid
• CAS No.: 1609575-40-7
• Molecular Formula: C₂₈H₂₀O₄
• Molecular Weight: 420.464
• Mol file: 1609575-40-7.mol

Synonyms:4,4'-(2,2-diphenylethene-1,1-diyl)dibenzoic acid

Chemical Property of 4,4'-(1,2-Diphenylethene-1,2-diyl)dibenzoic acid

Chemical Property:

• Boiling Point: 587.1±50.0 °C(Predicted)
• PKA: 3.92±0.10(Predicted)
• Density: 1.271±0.06 g/cm3(Predicted)

Purity/Quality:

97% ^*data from raw suppliers

4,4'-(2,2-Diphenylethene-1,1-diyl)dibenzoicacid 98% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

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Technology Process of 4,4'-(1,2-Diphenylethene-1,2-diyl)dibenzoic acid

There total 2 articles about 4,4'-(1,2-Diphenylethene-1,2-diyl)dibenzoic 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: 90.0%

carbon dioxide (124-38-9,18923-20-1) + 1-bromo-4-(1-(4-bromophenyl)-2,2-diphenylvinyl)benzene (859315-37-0) → 4,4'-(2,2-diphenylethene-1,1-diyl)dibenzoic acid (1609575-40-7)

Guidance literature:

1-bromo-4-(1-(4-bromophenyl)-2,2-diphenylvinyl)benzene; With n-butyllithium; In tetrahydrofuran; cyclohexane; at -78 ℃; for 2h; Inert atmosphere;

carbon dioxide; In tetrahydrofuran; cyclohexane; at 20 ℃; for 6h; Inert atmosphere;

With hydrogenchloride; pH=2;

DOI:10.1021/ja502643p

Reference yield: 82.0%

1-bromo-4-(1-(4-bromophenyl)-2,2-diphenylvinyl)benzene (859315-37-0) → 4,4'-(2,2-diphenylethene-1,1-diyl)dibenzoic acid (1609575-40-7)

Guidance literature:

With n-butyllithium; In tetrahydrofuran; cyclohexane; at -78 ℃; for 4h; Inert atmosphere;

DOI:10.1002/anie.201915199

Reference yield: 21.0%

zinc nitrate tetrahydrate + 4,4'-(2,2-diphenylethene-1,1-diyl)dibenzoic acid (1609575-40-7) → 3C28H18O4(2-)*4Zn(2+)*2O(2-)

Guidance literature:

at 100 ℃; for 72h;

DOI:10.1021/ja502643p

upstream raw materials:

carbon dioxide

1-bromo-4-(1-(4-bromophenyl)-2,2-diphenylvinyl)benzene

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