2,7-bis(N-carbazolyl)-N-phenylcarbazole

Base Information

• Chemical Name: 2,7-bis(N-carbazolyl)-N-phenylcarbazole
• CAS No.: 1292358-49-6
• Molecular Formula: C₄₂H₂₇N₃
• Molecular Weight: 573.696
• Mol file: 1292358-49-6.mol

Synonyms:2,7-bis(N-carbazolyl)-N-phenylcarbazole

Chemical Property of 2,7-bis(N-carbazolyl)-N-phenylcarbazole

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,7-bis(N-carbazolyl)-N-phenylcarbazole

There total 4 articles about 2,7-bis(N-carbazolyl)-N-phenylcarbazole 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: 85.0%

2,7-dibromo-9-(4-phenyl)-9H-carbazole (444796-09-2) + 9H-carbazole (86-74-8,105184-46-1,97960-57-1) → 2,7-bis(N-carbazolyl)-N-phenylcarbazole (1292358-49-6)

Guidance literature:

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri-tert-butyl phosphine; sodium t-butanolate; In toluene; at 110 ℃; for 24h;

DOI:10.1039/c0jm03365k

Reference yield:

4,4'-dibromo-2-nitro-biphenyl (439797-69-0) → 2,7-bis(N-carbazolyl)-N-phenylcarbazole (1292358-49-6)

Guidance literature:

Multi-step reaction with 3 steps

1: triethyl phosphite / 24 h / Inert atmosphere; Reflux

2: copper(l) iodide; 1,10-Phenanthroline; potassium carbonate / N,N-dimethyl-formamide / 24 h / Inert atmosphere; Reflux

3: tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri-tert-butyl phosphine; sodium t-butanolate / toluene / 24 h / 110 °C

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; copper(l) iodide; 1,10-Phenanthroline; tri-tert-butyl phosphine; potassium carbonate; sodium t-butanolate; triethyl phosphite; In N,N-dimethyl-formamide; toluene; 1: Cadogen ring-closure / 2: Ullmann reaction;

DOI:10.1039/c0jm03365k

Reference yield:

2,7-dibromo-9H-carbazole (136630-39-2) → 2,7-bis(N-carbazolyl)-N-phenylcarbazole (1292358-49-6)

Guidance literature:

Multi-step reaction with 2 steps

1: copper(l) iodide; 1,10-Phenanthroline; potassium carbonate / N,N-dimethyl-formamide / 24 h / Inert atmosphere; Reflux

2: tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri-tert-butyl phosphine; sodium t-butanolate / toluene / 24 h / 110 °C

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; copper(l) iodide; 1,10-Phenanthroline; tri-tert-butyl phosphine; potassium carbonate; sodium t-butanolate; In N,N-dimethyl-formamide; toluene; 1: Ullmann reaction;

DOI:10.1039/c0jm03365k

upstream raw materials:

2,7-dibromo-9-(4-phenyl)-9H-carbazole

9H-carbazole

4-(4-bromophenyl)bromobenzene

4,4'-dibromo-2-nitro-biphenyl