N,N,N',N'-Tetra(4-formylphenyl)benzidin

Base Information

• Chemical Name: N,N,N',N'-Tetra(4-formylphenyl)benzidin
• CAS No.: 865448-72-2
• Molecular Formula: C40H28N2O4
• Molecular Weight: 600.673
• Mol file: 865448-72-2.mol

Synonyms:Benzaldehyde,4,4',4'',4'''-([1,1'-biphenyl]-4,4'-diyldinitrilo)tetrakis;

Chemical Property of N,N,N',N'-Tetra(4-formylphenyl)benzidin

Chemical Property:

• Melting Point: 181-182 °C(Solv: ethyl acetate (141-78-6); ligroine (8032-32-4))
• Boiling Point: 817.5±65.0 °C(Predicted)
• PKA: -8.02±0.60(Predicted)
• PSA: 74.76000
• Density: 1.295±0.06 g/cm3(Predicted)
• LogP: 9.54320
• Storage Temp.: Inert atmosphere,Room Temperature

Purity/Quality:

≥99% ^*data from raw suppliers

4,4',4'',4'''-([1,1'-Biphenyl]-4,4'-diylbis(azanetriyl))tetrabenzaldehyde 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of N,N,N',N'-Tetra(4-formylphenyl)benzidin

There total 5 articles about N,N,N',N'-Tetra(4-formylphenyl)benzidin 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: 98.0%

4,4'-diformyltriphenylamine (53566-95-3) → 4,4',4'' ,4'''-([1,1'-biphenyl]-4,4'-diylbis(azanetriyl))tetrabenzaldehyde (865448-72-2)

Guidance literature:

4,4'-diformyltriphenylamine; With methanesulfonic acid; In dichloromethane; at 0 ℃;

With 2,3-dicyano-5,6-dichloro-p-benzoquinone; In dichloromethane;

DOI:10.1016/j.dyepig.2019.108009

Reference yield: 80.0%

N,N,N',N'-tetraphenyl-4,4'-diaminobiphenyl (15546-43-7) + N,N-dimethyl-formamide (68-12-2,33513-42-7) → 4,4',4'' ,4'''-([1,1'-biphenyl]-4,4'-diylbis(azanetriyl))tetrabenzaldehyde (865448-72-2)

Guidance literature:

With trichlorophosphate; at 0 - 15 ℃; for 24h; Inert atmosphere;

DOI:10.1039/c5tc02559a

Reference yield: 54.5%

4,4’-diformyl-4’’-bromotriphenylamine (167859-41-8) + 4,4'-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)azanediyl)dibenzaldehyde (2009169-65-5) → 4,4',4'' ,4'''-([1,1'-biphenyl]-4,4'-diylbis(azanetriyl))tetrabenzaldehyde (865448-72-2)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium carbonate; In ethanol; water; toluene; at 80 ℃; for 12h; Inert atmosphere;

DOI:10.1039/c6cc06637b

upstream raw materials:

C₆₄H₃₆F₂₄N₁₀O₈

N,N,N',N'-tetraphenyl-4,4'-diaminobiphenyl

N,N-dimethyl-formamide

4,4’-diformyl-4’’-bromotriphenylamine