trimethyl-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-silane

Base Information

• Chemical Name: trimethyl-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-silane
• CAS No.: 763109-14-4
• Molecular Formula: C₃₃H₂₆Si
• Molecular Weight: 450.655
• Mol file: 763109-14-4.mol

Synonyms:trimethyl-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-silane

Chemical Property of trimethyl-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-silane

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

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Technology Process of trimethyl-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-silane

There total 1 articles about trimethyl-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-silane 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:

2,2'-diethynyl-1,1'-binaphthalene (426210-81-3,426210-82-4,765911-39-5) → trimethyl-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-silane (763109-14-4)

Guidance literature:

Multi-step reaction with 2 steps

1.1: LiHMDS / tetrahydrofuran / 1 h / -78 °C

1.2: 64 percent / tetrahydrofuran / -78 - 20 °C

2.1: 85 percent / Pd(PPh₃)4; CuI; iPr₂NH / toluene / 12 h / 50 °C

With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; diisopropylamine; lithium hexamethyldisilazane; In tetrahydrofuran; toluene;

DOI:10.1021/ja048327d

Reference yield: 98.0%

trimethyl-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-silane (763109-14-4) → 2'-ethynyl-2-phenylethynyl-[1,1']binaphthalenyl (763109-15-5)

Guidance literature:

With potassium carbonate; In tetrahydrofuran; methanol; at 20 ℃; for 12h;

DOI:10.1021/ja048327d

Reference yield:

trimethyl-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-silane (763109-14-4) → 2-(3-ethynyl-phenylethynyl)-2'-phenylethynyl-[1,1']binaphthalenyl (763109-17-7)

Guidance literature:

Multi-step reaction with 3 steps

1: 98 percent / K₂CO₃ / tetrahydrofuran; methanol / 12 h / 20 °C

2: 91 percent / Pd(PPh₃)4; CuI; iPr₂NH / toluene / 12 h / 50 °C

3: 98 percent / K₂CO₃ / tetrahydrofuran; methanol / 12 h / 20 °C

With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium carbonate; diisopropylamine; In tetrahydrofuran; methanol; toluene;

DOI:10.1021/ja048327d

upstream raw materials:

2,2'-diethynyl-1,1'-binaphthalene

Downstream raw materials:

2'-ethynyl-2-phenylethynyl-[1,1']binaphthalenyl

2-(3-ethynyl-phenylethynyl)-2'-phenylethynyl-[1,1']binaphthalenyl

trimethyl-[3-(2'-phenylethynyl-[1,1']binaphthalenyl-2-ylethynyl)-phenylethynyl]-silane