1-tert-butyl-3-[2-(4-ethynylphenyl)ethynyl]-5-(2-triisopropylsilylethynyl)benzene

Base Information

Chemical Name:1-tert-butyl-3-[2-(4-ethynylphenyl)ethynyl]-5-(2-triisopropylsilylethynyl)benzene
CAS No.:483986-78-3
Molecular Formula:C₃₁H₃₈Si
Molecular Weight:438.728
Hs Code.:

Synonyms:1-tert-butyl-3-[2-(4-ethynylphenyl)ethynyl]-5-(2-triisopropylsilylethynyl)benzene

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Chemical Property of 1-tert-butyl-3-[2-(4-ethynylphenyl)ethynyl]-5-(2-triisopropylsilylethynyl)benzene

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Technology Process of 1-tert-butyl-3-[2-(4-ethynylphenyl)ethynyl]-5-(2-triisopropylsilylethynyl)benzene

There total 3 articles about 1-tert-butyl-3-[2-(4-ethynylphenyl)ethynyl]-5-(2-triisopropylsilylethynyl)benzene 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%

: 483986-88-5
1-tert-butyl-3-[2-{4-(2-triethylsilylethynyl)phenyl}ethynyl]-5-(2-triisopropylsilylethynyl)benzene

: 483986-78-3
1-tert-butyl-3-[2-(4-ethynylphenyl)ethynyl]-5-(2-triisopropylsilylethynyl)benzene

Guidance literature:: In tetrahydrofuran; methanol; at 20 ℃; for 96h;
DOI:10.1021/ol026870y

Reference yield:

: 589-87-7
1,4-bromoiodobenzene

: 483986-78-3
1-tert-butyl-3-[2-(4-ethynylphenyl)ethynyl]-5-(2-triisopropylsilylethynyl)benzene

Guidance literature:: Multi-step reaction with 2 steps

1.1: CuI; PPh₃; piperidine / [PdCl₂(PPh₃)2] / 20 - 50 °C

1.2: 91 percent / piperidine / 96 h / 50 °C

2.1: 83 percent / K₂CO₃ / tetrahydrofuran; methanol / 96 h / 20 °C

With piperidine; copper(l) iodide; potassium carbonate; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; methanol;
DOI:10.1002/chem.200304796

Reference yield:

: 186772-47-4
1-(tert-butyl)-3-ethynyl-5-[(triisopropylsilyl)ethynyl]benzene

: 483986-78-3
1-tert-butyl-3-[2-(4-ethynylphenyl)ethynyl]-5-(2-triisopropylsilylethynyl)benzene

Guidance literature:: Multi-step reaction with 2 steps

1.1: CuI; PPh₃; piperidine / [PdCl₂(PPh₃)2] / 20 - 50 °C

1.2: 91 percent / piperidine / 96 h / 50 °C

2.1: 83 percent / K₂CO₃ / tetrahydrofuran; methanol / 96 h / 20 °C

With piperidine; copper(l) iodide; potassium carbonate; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; methanol;
DOI:10.1002/chem.200304796