N,N,N',N'-Tetra(2-naphthalenyl)(1,1'-biphenyl)-4,4'-diamine

Base Information

• Chemical Name: N,N,N',N'-Tetra(2-naphthalenyl)(1,1'-biphenyl)-4,4'-diamine
• CAS No.: 141752-82-1
• Molecular Formula: C₅₂H₃₆N₂
• Molecular Weight: 688.871
• Mol file: 141752-82-1.mol

Synonyms:[1,1'-Biphenyl]-4,4'-diamine,N,N,N',N'-tetra-2-naphthalenyl- (9CI);N,N,N',N'-tetra(naphthalen-2-yl)biphenyl-4,4'-diamine;[1,1'-biphenyl]-4,4'-diamine, N4,N4,N4',N4'-tetra-2-naphthalenyl-;

Chemical Property of N,N,N',N'-Tetra(2-naphthalenyl)(1,1'-biphenyl)-4,4'-diamine

Chemical Property:

• Melting Point: 243.2-246.1℃
• PKA: -2.77±0.30(Predicted)
• PSA: 6.48000
• Density: 1.245 g/cm³
• LogP: 14.90600
• Storage Temp.: 2-8°C

Purity/Quality:

99% ^*data from raw suppliers

N,N,N',N'-Tetra(2-naphthyl)benzidine >98.0%(HPLC)(N) ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: This material is used as a high performance host material for OLED devices showing increased efficiency (external electroluminescence efficiency of ~12%).

Technology Process of N,N,N',N'-Tetra(2-naphthalenyl)(1,1'-biphenyl)-4,4'-diamine

There total 1 articles about N,N,N',N'-Tetra(2-naphthalenyl)(1,1'-biphenyl)-4,4'-diamine 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: 73.0%

2-bromonaphthalene (580-13-2) + p,p'-diaminobiphenyl (92-87-5) → N4,N4,N4',N4'-tetra(naphthalen-2-yl)-[1,1'-biphenyl]-4,4'-diamine (141752-82-1)

Guidance literature:

With bis-triphenylphosphine-palladium(II) chloride; triphenylphosphine; sodium t-butanolate; In o-xylene; at 144 ℃; for 48h; Inert atmosphere; Schlenk technique;

DOI:10.1016/j.tet.2014.05.048

upstream raw materials:

2-bromonaphthalene

p,p'-diaminobiphenyl

Refernces