3,6-dibromo-9-(4-((triisopropylsilyl)ethynyl)phenyl)carbazole

Base Information

• Chemical Name: 3,6-dibromo-9-(4-((triisopropylsilyl)ethynyl)phenyl)carbazole
• CAS No.: 1403619-41-9
• Molecular Formula: C₂₉H₃₁Br₂NSi
• Molecular Weight: 581.465
• Mol file: 1403619-41-9.mol

Synonyms:3,6-dibromo-9-(4-((triisopropylsilyl)ethynyl)phenyl)carbazole

Chemical Property of 3,6-dibromo-9-(4-((triisopropylsilyl)ethynyl)phenyl)carbazole

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3,6-dibromo-9-(4-((triisopropylsilyl)ethynyl)phenyl)carbazole

There total 1 articles about 3,6-dibromo-9-(4-((triisopropylsilyl)ethynyl)phenyl)carbazole 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: 83.0%

tris-iso-propylsilyl acetylene (89343-06-6) + 3,6-dibromo-9-(4-iodo-phenyl)-9H-carbazole (255829-38-0) → 3,6-dibromo-9-(4-((triisopropylsilyl)ethynyl)phenyl)carbazole (1403619-41-9)

Guidance literature:

3,6-dibromo-9-(4-iodo-phenyl)-9H-carbazole; With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine; In toluene; for 0.333333h; Inert atmosphere;

tris-iso-propylsilyl acetylene; at 20 ℃;

DOI:10.1016/j.dyepig.2012.07.010

Reference yield: 27.0%

3,6-dibromo-9-(4-((triisopropylsilyl)ethynyl)phenyl)carbazole (1403619-41-9) + 3,6-bis(3,6-di-tert-butylcarbazol-N-yl)carbazole (551951-04-3) → C133H139N7Si

Guidance literature:

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri-tert-butyl phosphine; sodium t-butanolate; In toluene; at 120 ℃; for 24h; Inert atmosphere; Schlenk technique;

DOI:10.1021/jacs.6b02632

Reference yield:

3,6-di(tert-butyl)-9H-carbazole (37500-95-1) + 3,6-dibromo-9-(4-((triisopropylsilyl)ethynyl)phenyl)carbazole (1403619-41-9) → 3,3'',6,6''-tetra-tert-butyl-9'-(4-ethynylphenyl)-9'H-9,3':6',9''-tercarbazole

Guidance literature:

Multi-step reaction with 2 steps

1: tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri-tert-butyl phosphine; sodium t-butanolate / toluene / 24 h / 120 °C / Inert atmosphere; Schlenk technique

2: tetrabutyl ammonium fluoride / tetrahydrofuran / 4 h / Inert atmosphere; Schlenk technique

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri-tert-butyl phosphine; tetrabutyl ammonium fluoride; sodium t-butanolate; In tetrahydrofuran; toluene; 1: |Ullmann Condensation;

DOI:10.1021/jacs.6b02632

upstream raw materials:

tris-iso-propylsilyl acetylene

3,6-dibromo-9-(4-iodo-phenyl)-9H-carbazole