N,N'-bis-(1-phenyl-ethyl)-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine

Base Information

• Chemical Name: N,N'-bis-(1-phenyl-ethyl)-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine
• CAS No.: 862801-83-0
• Molecular Formula: C₄₅H₄₈N₂Si₂
• Molecular Weight: 673.061

Synonyms:N,N'-bis-(1-phenyl-ethyl)-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine

Chemical Property of N,N'-bis-(1-phenyl-ethyl)-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

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Technology Process of N,N'-bis-(1-phenyl-ethyl)-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine

There total 2 articles about N,N'-bis-(1-phenyl-ethyl)-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine 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: 37.0%

2'-iodo-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl (862801-79-4) + bis<(S)-1-phenylethyl>carbodiimide (57122-22-2) → N,N'-bis-(1-phenyl-ethyl)-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine (862801-83-0)

Guidance literature:

2'-iodo-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl; With n-butyllithium; N,N,N,N,-tetramethylethylenediamine; In diethyl ether; hexane; cooling;

bis<(S)-1-phenylethyl>carbodiimide; In tetrahydrofuran; diethyl ether; hexane;

DOI:10.1002/anie.200501028

Reference yield:

1,3-Dichlorobenzene (541-73-1) → N,N'-bis-(1-phenyl-ethyl)-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine (862801-83-0)

Guidance literature:

Multi-step reaction with 2 steps

1.1: n-BuLi / tetrahydrofuran; hexane / 1.5 h / -78 °C

1.2: tetrahydrofuran; hexane / 6 h

1.3: 47 percent / iodine / tetrahydrofuran; hexane / 0 - 20 °C

2.1: n-BuLi; N,N,N',N'-tetramethylethylenediamine / diethyl ether; hexane / cooling

2.2: 37 percent / tetrahydrofuran; diethyl ether; hexane

With n-butyllithium; N,N,N,N,-tetramethylethylenediamine; In tetrahydrofuran; diethyl ether; hexane; 1.2: Hart coupling;

DOI:10.1002/anie.200501028

Reference yield: 38.0%

N,N'-bis-(1-phenyl-ethyl)-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine (862801-83-0) → 4''-ethynyl-N,N'-bis-(1-phenyl-ethyl)-4-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine (862801-87-4)

Guidance literature:

With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 0 - 20 ℃; for 6h;

DOI:10.1002/anie.200501028

upstream raw materials:

2'-iodo-4,4''-bis-trimethylsilanylethynyl-[1,1';3',1'']terphenyl

bis<(S)-1-phenylethyl>carbodiimide

1,3-Dichlorobenzene

Downstream raw materials:

4''-ethynyl-N,N'-bis-(1-phenyl-ethyl)-4-trimethylsilanylethynyl-[1,1';3',1'']terphenyl-2'-carboxamidine

C₈₄H₇₈N₄Si₂

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